Technical Service Bulletins (TSBs) for the 2004 Yukon are official communications between GMC & their dealerships that describe processes for troubleshooting or fixing certain common problems.
All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.
This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns. Read More »
This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Read More »
This technical bulletin provides a procedure to replace the power steering pump and line to correct the customers concern of lack of steering assit when stopped or parking lot manuvers. Read More »
This technical bulletin provides a procedure to replace the power steering pump and line to correct the customers concern of lack of steering assit when stopped or parking lot manuvers. Read More »
GENERAL MOTORS: DIAGNOSING POWER STEERING CONCERNS. IN RARE CASES, CUSTOMERS MAY COMMENT ON A LACK OF STEERING ASSIST WHEN STOPPED OR DURING PARKING LOT TYPE OF MANEUVERS. *JS UPDATED 09/02/14*LJ Read More »
CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN STEERING WHEEL AND/OR STEERING COLUMN (REPLACE UPPER INTERMEDIATE STEERING SHAFT [I-SHAFT] ASSEMBLY). *PE Read More »
This technical bulletin provides a procedure to replace the power steering pump and line to correct the customers concern of lack of steering assit when stopped or parking lot manuvers. Read More »
This technical bulletin provides a procedure to replace the power steering pump and line to correct the customers concern of lack of steering assit when stopped or parking lot manuvers. Read More »
STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
This Preliminary Information communication provides information to the technician about vehicles that may have a power steering pump whine noise. Read More »
This Preliminary Information communication provides information to the technician vehicles with a slight rough idle. Technician should compare the concern with a like vehicle. Read More »
This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns. Read More »
This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Read More »
This preliminary informational bulletin provides technicians a recommendation for when they are performing a front end alignment and find an alignment dowel pin missing . Read More »
This informational bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure, when diagnosing vibration concerns. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a lean to the left or right. Technician will need to measure fender wheel-opening heights, front and rear, to quantify vehicle lean. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Suspension System message on the Driver Information Center and the rear suspension ride height is incorrect. Read More »
GM: IF THE SERVICE SUSPENSION SYSTEM IS DISPLAYED ON THE DIC, THE TRIM HEIGHT MAY BE INCORRECT, LOOSE COMPRESSOR INLET HOSE, OR THE COMPRESSOR SELF TEST MAY BE INOPERATIVE. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Suspension System message on the Driver Information Center and the rear suspension ride height is incorrect. Read More »
TIRE SLOWLY GOES FLAT AND/OR EXCESSIVE WHEEL VIBRATION CAUSED BY BEAD SPLITS (REPLACE WHEELS WITH NEW HEAVY DUTY RIM VERSION) *TT *AR UPDATED 4/11/08. *NJ Read More »
DIAGNOSTIC INFORMATION FOR TIRE PRESSURE MONITORING (TPM) SYSTEM WHICH MAY SET DIAGNOSTIC TROUBLE CODE (DTC) C0760 AND/OR C0765. *TT UPDATED 08-15-07. *KB Read More »
This preliminary informational bulletin provides technicians a recommendation for when they are performing a front end alignment and find an alignment dowel pin missing . Read More »
Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Read More »
Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have grease leaking from front hub bearings. Technician should not replace the bearing for grease purge. Read More »
Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Read More »
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »
This Preliminary Information communication provides information to the technician about brake rotors on new vehicles and replacement parts from General Motors Service Parts Operations. Read More »
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »
This informational bulletin is to inform dealers of an improved service strategy to aid in the replacement of hydraulic brake pipes, Customer Care and Aftersales (CCA) has released pre-formed and pre-flared hydraulic brake pipe kits. Read More »
This informational bulletin is to inform dealers of an improved service strategy to aid in the replacement of hydraulic brake pipes, Customer Care and Aftersales (CCA) has released pre-formed and pre-flared hydraulic brake pipe kits. Read More »
This informational bulletin is to inform dealers of an improved service strategy to aid in the replacement of hydraulic brake pipes, Customer Care and Aftersales (CCA) has released pre-formed and pre-flared hydraulic brake pipe kits. Read More »
This informational bulletin is to inform dealers of an improved service strategy to aid in the replacement of hydraulic brake pipes, Customer Care and Aftersales (CCA) has released pre-formed and pre-flared hydraulic brake pipe kits. Read More »
This informational bulletin is to inform dealers of an improved service strategy to aid in the replacement of hydraulic brake pipes, Customer Care and Aftersales (CCA) has released pre-formed and pre-flared hydraulic brake pipe kits. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Code P0442. Read More »
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE HYDRO-BOOST IS NOT SERVICEABLE AND WILL NEED TO BE REPLACED IF THE BRAKE PEDAL MOVES OR APPLIES ON ITS OWN AT A FULL TURN. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have a power steering pump whine noise. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER
This informational bulletin is to inform dealers of an improved service strategy to aid in the replacement of hydraulic brake pipes, Customer Care and Aftersales (CCA) has released pre-formed and pre-flared hydraulic brake pipe kits. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS
ANTI-LOCK BRAKE SYSTEM (ABS) LIGHT ON, DIAGNOSTIC TROUBLE CODES (DTCS) C0265, C0201, U1041 SET AND/OR LOSS OF COMMUNICATION WITH BRAKE MODULE. *TT UPDATE. *TT Read More »
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT
This Preliminary Information communication provides information to the technician about vehicles that have a Service Suspension System message on the Driver Information Center and the rear suspension ride height is incorrect. Read More »
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D Read More »
This service bulletin provides policy information on warranty administration guidelines for multiple repairs with independent causes (GM Canada Dealers Only). Read More »
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Read More »
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D Read More »
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. Read More »
This Preliminary Information communication provides information to the technician to not remove the torque converter bolts and start the engine as this may cause damage to the torque converter of the crankshaft on vehicles equipped with ... Read More »
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Read More »
This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or ... Read More »
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Read More »
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. Read More »
This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Malfunction Indicator Lamp on or engine misfire, rough idle, extended crank, or crank no start in some cases. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Read More »
This Preliminary Information communication provides information to the technician about engine block that have a possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE A MALFUNCTION INDICATOR LAMP ON OR ENGINE MISFIRE, ROUGH IDLE, EXTENDED CRANK, OR CRANK NO START IN SOME CASES. Read More »
THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION TO GM DEALERS ON THE CORRECT CLEANING METHODS WHEN CLEANING ENGINE GASKET SEALING SURFACES. Read More »
This informational bulletin provides information on close coupled converters and there affect on newly installed engines or engines during there break in period. Read More »
This Preliminary Information communication provides information to the technician vehicles with a slight rough idle. Technician should compare the concern with a like vehicle. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Malfunction Indicator Lamp on or engine misfire, rough idle, extended crank, or crank no start in some cases. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have an oil leak shortly after a cold start when extremely low ambient temperatures are present. Read More »
This Preliminary Information communication provides information to the technician about vehicles that are setting Diagnostic Trouble Code P0300 after engine repairs. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Read More »
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system. Read More »
This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns. Read More »
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay. Read More »
This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement. Read More »
This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set. Read More »
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system. Read More »
This bulletin provides information on tools available to find an intake vacuum leak or exhaust leak to correct a condition of MIL Illuminated with Multiple Fuel Trim and/or Oxygen Sensor Codes Set. Read More »
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system. Read More »
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D Read More »
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D Read More »
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. Read More »
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. Read More »
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D Read More »
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. Read More »
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Read More »
This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or ... Read More »
This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or ... Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Read More »
This Preliminary Information communication provides information to the technician that fluid contamination may be directed to one of the following testing centers according to the type of fluid needing testing. Read More »
BUICK/CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC/SAAB: OIL CONSUMPTION AND/OR EXHAUST SMOKE-POSSIBLE PCV BAFFLE OR LIFTER CONCERN. UPON INSPECTION, OBVIOUS OIL WILL BE FOUND IN THE INTAKE MANIFOLD AND/OR PCV VACUUM TUBE. Read More »
GM: THERE IS AN INTERMITTENT ENGINE LIGHT ON DUE TO FIVE POSSIBLE INTERNAL TROUBLE CODES. THERE MAY ALSO BE AN EXTENDED CRANK AFTER FILLING THE FUEL TANK. *RM UPDATED 5/31/11. *PE UPDATED ON 06/16/2011. Read More »
MULTIPLE DRIVEABILITY SYMPTOMS OF LONG OR HARD STARTS, CHUGGLE, ROUGH IDLE AND LIGHT OR INTERMITTENT MISFIRE DUE TO CLOGGED FUEL INJECTORS. *TT Read More »
VEHICLE WITH FLEXIBLE FUEL WILL NOT START, STALLS AND WILL NOT RESTART, LOSS OF POWER, POOR PERFORMANCE. *TT POOR PERFORMANCE AND/OR FUEL GAUGE READS INACCURATE/INCORRECT. *TT Read More »
8.1L CHANGES IN HEADS, BOLTS AND GASKET FOR FOR 2004 1/2 ENGINES. VARIOUS MODELS INCLUDING THE CHEVROLET AND GMC 2500HD/3500 MY2001-2004 AND 2001, 2002, AND 2003 GMT 560. *MJ Read More »
SOME OWNERS OF 03 G-VANS OR 04 C/K TRUCKS DRIVING AT HIGH ALTITUDE WITH WARM AMBIENT TEMPERATURES MAY COMPLAIN OF A STALL AND OR LACK OF POWER OR RUNNING ROUGH CONDITION UNTIL THE VEHICLE COOLS DOWN. Read More »
THIS INFORMATIONAL BULLETIN EXPLAINS THE USE OF DIESEL FUEL ADDITIVES IN AN ENGINE, ARE NOT REQUIRED UNLESS THE CUSTOMER DESIRES ADDITIVES TO PREVENT FUEL CONCERNS DEPENDING ON FUEL OR TEMPERATURE RELATED CONDITIONS. Read More »
ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. Read More »
ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D Read More »
This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Read More »
ADVANCE SERVICE INFORMATION - EXHAUST SYSTEM POPPING/SNAPPING NOISE WHEN VEHICLE IS HOT, AT IDLE OR IMMEDIATELY AFTER VEHICLE IS SHUT OFF. *TT BULLETIN 03-06-05-008, DATED 11/01/2003 REPLACED. Read More »
This preliminary information document communicates a tip on the way to diagnose possible induction or exhaust air leaks using the evaporative emission cart smoke machine and ultrasonic leak detector tools. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Code P0442. Read More »
BUICK/CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC/SAAB: OIL CONSUMPTION AND/OR EXHAUST SMOKE-POSSIBLE PCV BAFFLE OR LIFTER CONCERN. UPON INSPECTION, OBVIOUS OIL WILL BE FOUND IN THE INTAKE MANIFOLD AND/OR PCV VACUUM TUBE. Read More »
This informational bulletin explains how the catalytic converters may need an inspection, cleaning or replacement if debris have entered the exhaust system. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Read More »
This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. Read More »
This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. Read More »
This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. Read More »
This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Read More »
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »
This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or ... Read More »
This Preliminary information communicates the use of Winter grade fuel during the warm months of 2020 and the potential rivability issues that it can cause. Read More »
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »
This Preliminary Information communication provides information to the technician about engine block that have a possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Code P0442. Read More »
This Preliminary Information communication provides information to the technician to help determine if the vehicle is equipped with factory or aftermarket Compressed Natural Gas, Liquefied Petroleum Gas, or Bi-Fuel Systems. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Code P0442. Read More »
SERVICE PART FUEL TANKS WILL NO LONGER HAVE THE RETAINER NUBS FOR THE REAR HEAT SHIELD EXTENSION. THE REAR HEAT SHIELD EXTENSION IS NO LONGER NEEDED AND SHOULD NOT BE REINSTALLED ON FUEL TANKS WITHOUT THE RETAINER NUB. Read More »
This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set. Read More »
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »
This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »
This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up. Read More »
This informational bulletin provides dealership personnel with information on flexible fuel vehicles (FFVs) and the usage of E85 fuel in GM vehicles. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Code P0442. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have an inaccurate fuel gauge. Technician should drive the vehicle to duplicate the concern. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have an oil leak shortly after a cold start when extremely low ambient temperatures are present. Read More »
This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns. Read More »
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay. Read More »
This Preliminary Information communication provides information to the technician to not remove the torque converter bolts and start the engine as this may cause damage to the torque converter of the crankshaft on vehicles equipped with ... Read More »
This diagnostic tip advises the tech not to separate the flexplate from the torque convertor or damage my occur if the engine is started while diagnosing for noise from the engine or transmission. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have a planetary gear whine noise in first and second gear. Technician should compare the noise to a like vehicle. Read More »
THE 4L60E/4L65E AUTOMATIC TRANSMISSION MAY EXPERIENCE A LEAK, INOPERATIVE/SLIPPING IN 2ND, 3RD AND 4TH GEARS OR NO MOVEMENT (NO FORWARD OR REVERSE) DUE TO EXCESS FLUID LOSS. SIT BULLETIN 1455088. Read More »
4L60E/4L65E INTERMITTENT NEUTRAL CONDITION WHILE ACCELERATING FROM A STOP OR WHILE DRIVING. *TT 1999-2006 GM CARS, LIGHT DUTY TRUCKS AND UTILITIES. *TT Read More »
This Preliminary Information communication provides information to the technician about vehicles that have slip in forward ranges immediately after replacing the input housing. Read More »
This informational bulletin provides technicians with information regarding automatic transmission oil cooler flow test essential tool J-45096 TransFlow?. Read More »
THE SERVICE ENGINE SOON LAMP IS ILLUMINATED, NO 3RD AND 4TH GEAR, THE TRANSMISSION DOES NOT SHIFT CORRECTLY, THE TRANSMISSION FEELS LIKE IT SHIFTS TO NEUTRAL OR A LOSS OF DRIVE OCCURS. *TT Read More »
This informational bulletin provides technicians with information regarding automatic transmission oil cooler flow test essential tool J-45096 TransFlow?. Read More »
GMC: FLUID LEAK FROM TRANSMISSION OIL COOLER LINES DUE TO CORROSION. ALL 2000-2006 LIGHT DUTY TRUCKS EQUIPPED WITH THE LIGHT DUTY AUTOMATIC TRANSMISSION. *PE Read More »
This Preliminary Information communication provides information to the technician with the axel setup information from American Axle Manufacturing. Read More »
USE OF SYNTHETIC FRONT AXLE LUBRICANT FOR 4WD VEHICLES SOLD IN COLD WEATHER CLIMATES. *TT THIS BULLETIN REPLACED PREVIOUS BULLETIN DATED 10/01/2003. *TT Read More »
THE SERVICE INFORMATION AND OWNERS MANUAL DO NOT SHOW A SERVICE INTERVAL FOR THE 8.6, 9.5, 9.75, 10.5, AND 11.5 INCH REAR AXLES WITH OR WITHOUT G80 (LOCKING DIFFERENTIAL). Read More »
This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set. Read More »
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »
This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Read More »
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. Read More »
This Preliminary Information communicates to technicians that the Daytime Running Lamps (DRL's) or the auto headlamps will not shut off when using the daytime running lamp disable switch (Which is part of the headlamp switch), if the ... Read More »
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. Read More »
This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D-37 history in the Vehicle Communication Interface Module or telematics communication interface ... Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
All applicable vehicle applications are without Electronic Accessory Control System option. This communication is to return unsold inventory because some product sold in 2016 may not have coil harness wound in a centered condition as an ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE AN ONSTAR SYSTEM THAT WILL NOT POWER UP. TECHNICIAN SHOULD TURN OFF THE IGNITION AND CANCEL RETAINED ACCESSORY POWER. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT ,WHEN TESTING ANY CIRCUIT FOR OPEN OR RESISTANCE, IT IS IMPERATIVE THAT ALL RELATED TERMINAL PIN FIT AND TENSION BE CHECKED WHEN THE TEST STEPS REQUIRE DISCONNECTION ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE, TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON REPAIRING THE CONCERN. A CUSTOMER MAY IDENTIFY A CONCERN OF UNABLE TO REACTIVATE A VEHICLE'S ONSTAR THAT HAS BEEN PREVIOUSLY DISABLED BY ONSTAR. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN, IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE. Read More »
This Preliminary Information communication provides information to the technician about vehicles that has a red LED and DTC B2455 setting current in the Vehicle Communication Interface Module after performing Canada upgrade. Read More »
OnStar? Voice Fallback Number Update Some customers may have received a letter from OnStar? stating that "We recently tried to provide a software update to the OnStar? hardware in your vehicle. Read More »
This Preliminary Information communication provides information to the technician about vehicles that has a red LED and DTC B2455 setting current in the Vehicle Communication Interface Module after performing Canada upgrade. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Read More »
This Preliminary Information communication provides information to the technician about vehicles that the incoming caller ID may no longer be available or displayed after the Canada OnStar upgrade. Read More »
This Preliminary Information communication provides information to the technician about being unable to receive OnStar ?Over The Air? updates. Read More »
This Preliminary Information communication provides information to the technician about vehicles that are unable to receive OnStar Hands Free Calling calls and or the OnStar center is unable to perform remote services. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have the OnStar wireless fidelity inoperative. Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
This informational bulletin provides information to dealership personnel on upgrading certain OnStar Analog/Digital-Ready Systems to OnStar Generation 6 Digital-Capable System. Read More »
This informational bulletin provides information on control module diagnostics and configuration, programming using the TIS Service Programming System (SPS), set-up and warranty. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THE STEPS NEEDED TO DIAGNOSE AND REPAIR THE VEHICLES THAT MAY HAVE UNWANTED OR PHANTOM PHONE CALLS. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Read More »
This Preliminary Information communication advises the technician that, when testing any circuit for open or resistance, it is imperative that all related terminal pin fit and tension be checked when the test steps require disconnection ... Read More »
This Preliminary Information communication provides information to the technician about vehicles may have a no power or no connect concern. Technician will find that the OnStar led is red and Diagnostic Trouble Code U1500 is set. Read More »
This Preliminary Information communication provides information to the technician about vehicles that during battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have slip in forward ranges immediately after replacing the input housing. Read More »
GMC: SIR MIL DTC B0084 AND/OR B0085. THIS CONCERN COULD BE CAUSED BY BROKEN SEAT POSITION SENSOR CIRCUITS UNDER THE DRIVER OR PASSENGER FRONT SEATS. OVER TIME, FROM REPEATED SEAT MOVEMENT, THE WIRING COULD BREAK. Read More »
INTERMITTENT NO START, SERVICE STABILITY MESSAGE, ANTI-LOCK BRAKE SYSTEM (ABS) LIGHT ILLUMINATED, MULTIPLE DIAGNOSTIC TROUBLE CODES (DTCS), DIC SHOWS UNKNOWN DRIVER, VARIOUS ELECTRICAL RELATED CONDITIONS. Read More »
SERVICE ENGINE SOON LIGHT AND REDUCED ENGINE POWER WITH A DIAGNOSTIC TROUBLE CODE P1516. DIAGNOSTIC TROUBLE CODES P0120, P0220, P1514, P1515, P1518 AND P2135 MAY ALSO BE PRESENT. *TT Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. Read More »
This informational bulletin provides information on vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak and that this is considered a normal conditon and no repairs are ... Read More »
GMC: SIR MIL DTC B0084 AND/OR B0085. THIS CONCERN COULD BE CAUSED BY BROKEN SEAT POSITION SENSOR CIRCUITS UNDER THE DRIVER OR PASSENGER FRONT SEATS. OVER TIME, FROM REPEATED SEAT MOVEMENT, THE WIRING COULD BREAK. Read More »
ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »
ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »
This Preliminary Information communication provides information to the technician about vehicle's odometer appears to be inaccurate relative to a known distance traveled. Read More »
This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »
This Preliminary Information communication provides information to the technician that after replacing the Instrument Panel Cluster the exchange center is unable to program the actual mileage on the odometer or the actual mileage is ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »
This informational bulletin provides information regarding the inappropriate warranty claims submitted for damaged radios and instrument panel clusters, provides exampls on whats an acceptable for warranty and whats ... Read More »
This informational bulletin provides information regarding the inappropriate warranty claims submitted for damaged radios and instrument panel clusters, provides exampls on whats an acceptable for warranty and whats ... Read More »
CADILLAC\CHEVROLET\GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. INSTRUMENT PANEL CLUSTER GAUGE NEEDLE FUNCTION MAY CAUSE INACCURATE READINGS ON SOME 2003-2004 CADILLAC, CHEVROLET, AND GMC VEHICLES. Read More »
CADILLAC\CHEVROLET\GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SOME VEHICLES COULD DEVELOP A CONDITION WHERE ONE OR MORE OF THE INSTRUMENT PANEL GAUGE NEEDLES MAY STICK, FLUTTER, OR BECOME INOPERATIVE. Read More »
ONE OF THE FOLLOWING CONCERNS WHEN PROGRAMMING THE MILEAGE OR THE HOURS INTO AN EXCHANGE INSTRUMENT PANEL CLUSTER THAT IS RECEIVED FROM AN ELECTRONIC SERVICE CENTER (ESC). *NJ Read More »
IPC Odometer Programming Method Quick Reference Guide Season Odometer Programming Methods in Use Today 1. IPC reprogramming and setup using the service programming system (SPS). 2. Read More »
This informational bulletin provides information for the GM of Canada OnStar Cellular Communication Upgrade to 3G/4G LTE for vehicles that may need an upgrade. Read More »
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »
This informational bulletin provides information for the GM of Canada OnStar Cellular Communication Upgrade to 3G/4G LTE for vehicles that may need an upgrade. Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
This Preliminary Information communication provides information to help the dealership technicians perform a parasitic drain test for the OnStar module. Read More »
This informational bulletin provides explanation on how to take snapshot data with a Tech 2 and upload it to a computer and where to email the info to. Read More »
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »
This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Read More »
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have an OnStar Turn-By-Turn Navigation the system that is inoperative. Read More »
This informational bulletin provides information on OnStar? VCIM is currently restricted parts. By working closely with our dealers and technicians, through the part restriction process, the General Motors team will gain a better ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Read More »
This Preliminary Information communication advises the technician that if OnStar is unable to configure the vehicle after the OnStar 15-08-44-001 upgrade and Onstar receives a 118 error code when attempting to configure the vehicle. Read More »
This Preliminary Information communication advises the technician that if OnStar is unable to configure the vehicle after the OnStar 15-08-44-001 upgrade and Onstar receives a 118 error code when attempting to configure the vehicle. Read More »
This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn-by-Turn directions. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have the OnStar system does not respond properly to some numbers and/or voice commands. Read More »
This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines. Read More »
This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines. Read More »
This Preliminary Information communicates to technicians that the Daytime Running Lamps (DRL's) or the auto headlamps will not shut off when using the daytime running lamp disable switch (Which is part of the headlamp switch), if the ... Read More »
This informational bulletin provides an out line on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage and what should be considered warranty replacement and not Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a lean to the left or right. Technician will need to measure fender wheel-opening heights, front and rear, to quantify vehicle lean. Read More »
This Preliminary Information communicates to techniciansthat the Daytime Running Lamps (DRL's) or the auto headlamps will not shut off when using the daytime running lamp disable switch (Which is part of the headlamp switch), if the ... Read More »
This informational bulletin provides an out line on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage and what should be considered warranty replacement and not Read More »
This informational bulletin provides an out line on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage and what should be considered warranty replacement and not Read More »
This Preliminary Information communication provides information to the technician about the percentage of UV protection or tint offered by the windshield or side glass. Read More »
This Preliminary Information communication provides information to the technician about the percentage of Ultraviolet protection or tint offered by the windshield or side glass. Read More »
This Preliminary Information communication provides information to the technician about the percentage of Ultraviolet protection or tint offered by the windshield or side glass. Read More »
This warranty administration bulletin provides information on what should be considerd warranty damage or damage that was at fault of the cutomer and how to properly claim them on the warranty ... Read More »
FRONT WINDSHIELD WIPER ARM DOES NOT REMAIN UPRIGHT POSITION AS IT DID ON PRIOR MODELS AND AS A RESULT, CUSTOMER MAY INADVERTENTLY BRAKE THE WIPER ARM TRYING TO EXTEND THE BLADE. *MJ Read More »
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Read More »
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Read More »
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Read More »
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. Read More »
All applicable vehicle applications are without Electronic Accessory Control System option. This communication is to return unsold inventory because some product sold in 2016 may not have coil harness wound in a centered condition as an ... Read More »
This informational bulletin provides information to advise dealers about seat belt buckles not operating and/or seat belt warning light illumination, as well as difficulty latching and unlatching the buckle or the buckle release button ... Read More »
GM: THERE ARE SEAT BELT PROBLEMS: DIFFICULTY LATCHING AND UNLATCHING BUCKLE. BUCKLE RELEASE BUTTON IS STICKING. SEAT BELT WARNING LIGHT ILLUMINATED. LIKELY CAUSED BY STICKY BEVERAGES THAT ARE SPILLED INTO THE BUCKLE ASSEMBLY. Read More »
This informational bulletin provides information to advise dealers about seat belt buckles not operating and/or seat belt warning light illumination, as well as difficulty latching and unlatching the buckle or the buckle release button ... Read More »
GM: THERE ARE SEAT BELT PROBLEMS: DIFFICULTY LATCHING AND UNLATCHING BUCKLE. BUCKLE RELEASE BUTTON IS STICKING. SEAT BELT WARNING LIGHT ILLUMINATED. LIKELY CAUSED BY STICKY BEVERAGES THAT ARE SPILLED INTO THE BUCKLE ASSEMBLY. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Read More »
This Preliminary Information communicates an issues with the headliner sagging and how to reattach the velcro using Hardman Double Bubble Epoxy part number 04001. Read More »
This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a lean to the left or right. Technician will need to measure fender wheel-opening heights, front and rear, to quantify vehicle lean. Read More »
This preliminary information bulletin provides a procedure for replacement of the liftgate applique for concerns regarding the applique being deformed or dimpled or paint damage at the lower edge of the ... Read More »
This preliminary information bulletin provides a procedure for replacement of the liftgate applique for concerns regarding the applique being deformed or dimpled or paint damage at the lower edge of the ... Read More »
GM: THE FRONT OR REAR DOOR MAY NOT OPEN FROM THE INSIDE OR OUTSIDE HANDLE, THE DOOR WILL NOT UNLOCK WITH ANY METHOD. THE PROBABLY CAUSE AN INCORRECT INSTALLATION OF A HANDLE COMPONENT. *RM UPDATED ON 7/26/2013. Read More »
This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »
GENERAL MOTORS: DIAGNOSING POWER STEERING CONCERNS. IN RARE CASES, CUSTOMERS MAY COMMENT ON A LACK OF STEERING ASSIST WHEN STOPPED OR DURING PARKING LOT TYPE OF MANEUVERS. *JS UPDATED 09/02/14*LJ Read More »
This warranty administration bulletin provide policy information new tire warranty program and global warranty management submission information. Read More »
TIRE SLOWLY GOES FLAT AND/OR EXCESSIVE WHEEL VIBRATION CAUSED BY BEAD SPLITS (REPLACE WHEELS WITH NEW HEAVY DUTY RIM VERSION) *TT *AR UPDATED 4/11/08. *NJ Read More »
This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks. Read More »
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »
TIRE PRESSURE MONITOR RESET/LEARN-WHEN THE PRESSURE IN THE AFFECTED TIRE WAS SET TO SPECIFICATION ON SOME VEHICLES, THE CHECK TIRE PRESSURE AND OR XX TIRE HIGH/LOW DISPLAY IS CANCELED WITHIN 20 SECONDS OF THE PRESSURE ADJUSTMENT. Read More »
This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns. Read More »
This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement. Read More »
This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement. Read More »
This Preliminary Information communication provides information to the technician to not remove the torque converter bolts and start the engine as this may cause damage to the torque converter of the crankshaft on vehicles equipped with ... Read More »
Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Read More »
Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Read More »
This informational bulletin provides information on the appearance of chromed aluminum wheels due to chemical staining, pitting corrosion and/or spotted. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have grease leaking from front hub bearings. Technician should not replace the bearing for grease purge. Read More »
GMC: SIR MIL DTC B0084 AND/OR B0085. THIS CONCERN COULD BE CAUSED BY BROKEN SEAT POSITION SENSOR CIRCUITS UNDER THE DRIVER OR PASSENGER FRONT SEATS. OVER TIME, FROM REPEATED SEAT MOVEMENT, THE WIRING COULD BREAK. Read More »
HEATED SEAT INOPERATIVE OR SHUT OFF IN 30 SECONDS. DIAGNOSTIC TROUBLE CODES B2435, B2440, B3606 AND/OR B1825 SET IN THE DRIVERS SEAT MODULE. *TT Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Suspension System message on the Driver Information Center and the rear suspension ride height is incorrect. Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Read More »
This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Read More »
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. Read More »
This Preliminary information communicates the use of Winter grade fuel during the warm months of 2020 and the potential rivability issues that it can cause. Read More »
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Read More »
This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Read More »
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Read More »
This Preliminary Information communicates an issues with the headliner sagging and how to reattach the velcro using Hardman Double Bubble Epoxy part number 04001. Read More »
This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Read More »
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. Read More »
This Preliminary Information communicates an issues with the headliner sagging and how to reattachthe velcrousing Hardman Double Bubble Epoxy part number 04001. Read More »
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up. Read More »
This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE AN ONSTAR SYSTEM THAT WILL NOT POWER UP. TECHNICIAN SHOULD TURN OFF THE IGNITION AND CANCEL RETAINED ACCESSORY POWER. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE, TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT FINDING NEEDLE BEARINGS DURING AN OIL CHANGE. TECHNICIAN WILL GAIN ACCESS TO THE ROLLER ROCKERS TO INSPECT THEM. Read More »
This Preliminary Information communication advises the technician that if OnStar is unable to configure the vehicle after the OnStar 15-08-44-001 upgrade and Onstar receives a 118 error code when attempting to configure the vehicle. Read More »
OnStar? Voice Fallback Number Update Some customers may have received a letter from OnStar? stating that "We recently tried to provide a software update to the OnStar? hardware in your vehicle. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may not receiving all channels on the XM band. Read More »
This informational bulletin helps the technician quick reference repairs to bulletins as opposed to replacing parts that may be un necessary. Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Read More »
This informational bulletin helps the technician quick reference repairs to bulletins as opposed to replacing parts that may be un necessary. Read More »
Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Read More »
Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Read More »
This Preliminary Information communication advises the technician that a noise or a vibration in the vehicle that seems to be abnormal may not have been there when the vehicle was purchased. Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Read More »
This informational bulletin provides a revision for 11-00-89-005D to add additional Mandatory Minimum Tables and additional information concerning Policy decision making. Read More »
This informational bulletin provides a revision for 02-08-98-002C to add the 2010-2013 model years and revise the Approved Refinish Materials booklet information. Read More »
This informational bulletin provides a revision for 09-00-89-008 to add model years, update the Labor Operation Information and Transaction Submissions Procedure and general content updates. Read More »
This Preliminary Information communication provides information to the technician that after replacing the Instrument Panel Cluster the exchange center is unable to program the actual mileage on the odometer or the actual mileage is ... Read More »
This Preliminary Information communication advises the technician that a noise or a vibration in the vehicle that seems to be abnormal may not have been there when the vehicle was purchased. Read More »
This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate unwanted odors in vehicles and which products to use for each application. Read More »
This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate unwanted odors in vehicles and which products to use for each application. Read More »
This preliminary information bulletin provides a procedure for replacement of the liftgate applique for concerns regarding the applique being deformed or dimpled or paint damage at the lower edge of the ... Read More »
This warranty administration bulletin provides information regarding customer concerns not duplicated and which labor operations to claim when the concern cannot be duplicated. Read More »
This warranty administration bulletin provides information regarding customer concerns not duplicated and which labor operations to claim when the concern cannot be duplicated. Read More »
This informational bulletin provides information and rules for GM keycode look up applicationa dn the key code security rules and regulations for Canada only. Read More »
This informational bulletin provides information and rules for GM keycode look up applicationa dn the key code security rules and regulations for Canada only. Read More »
This informational bulletin provides a list of newly released PI and Bulletins in regards to recent released vehicles so that vehicles can be fixed right the first time in for service. Read More »
This warranty administration bulletin provides information on what should be considerd warranty damage or damage that was at fault of the cutomer and how to properly claim them on the warranty ... Read More »
This warranty administration bulletin provides information on what should be considerd warranty damage or damage that was at fault of the cutomer and how to properly claim them on the warranty ... Read More »
This service bulletin provides policy information on warranty administration guidelines for multiple repairs with independent causes (GM Canada Dealers Only). Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE, TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON REPAIRING THE CONCERN. A CUSTOMER MAY IDENTIFY A CONCERN OF UNABLE TO REACTIVATE A VEHICLE'S ONSTAR THAT HAS BEEN PREVIOUSLY DISABLED BY ONSTAR. Read More »
This Preliminary Information communication advises the technician after the OnStar Canada upgrade the OnStar Vehicle Diagnostic Email report is inoperative. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Read More »
This informational bulletin provides information on Part Restriction and Ordering Process Information for OnStar Vehicle Communication Interface Modules (VCIM) (GMNA Only) Read More »
This Preliminary Information communication advises the technician that if OnStar is unable to configure the vehicle after the OnStar 15-08-44-001 upgrade and Onstar receives a 118 error code when attempting to configure the vehicle. Read More »
This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Read More »
This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn-by-Turn directions. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THE STEPS NEEDED TO DIAGNOSE AND REPAIR THE VEHICLES THAT MAY HAVE UNWANTED OR PHANTOM PHONE CALLS. Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Read More »
This Preliminary Information communication provides information to the technician about customers may inquire about the availability of the passenger compartment air filter. Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
BUICK\CADILLAC\CHEVROLET\GMC\HUMMER\OLDSMOBILE\PONTIAC\SAAB\SATURN SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT-ANALOG ONSTAR DEACTIVATION. Read More »
This informational bulletin provides information and rules for GM keycode look up applicationa dn the key code security rules and regulations for Canada only. Read More »
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN. THE VEHICLE'S XM RADIO ONLY HAS XM PREVEIW CHANNELS. Read More »
This Preliminary Information communication provides information to the technician about vehicles that when dialing certain numbers using OnStar Hands-free Calling, the audio is distorted or has poor quality after performing the OnStar ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Read More »
This informational bulletin provides information to dealership personnel on upgrading certain OnStar Analog/Digital-Ready Systems to OnStar Generation 6 Digital-Capable System. Read More »
This Preliminary Information communication provides information to the technician about vehicles that show an error message when a media disc is installed. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may not receiving all channels on the XM band. Read More »
This preliminary bulletin provides procedures on how to reset or refresh the XM radio receiver is the customers states that they only get a few channels. Read More »
This Preliminary Information communication provides information to the technician about vehicles that when a Canadian customer may comment that when they travel to the United States, they are unable to connect to OnStar or use hands free ... Read More »
This informational bulletin provides information regarding the inappropriate warranty claims submitted for damaged radios and instrument panel clusters, provides exampls on whats an acceptable for warranty and whats ... Read More »
This informational bulletin provides information regarding the inappropriate warranty claims submitted for damaged radios and instrument panel clusters, provides exampls on whats an acceptable for warranty and whats ... Read More »
XM RADIO MUST BE TUNED TO CHANNEL 1 THROUGH 66 DURING ACTIVATION ATTEMPT. 2004 CHEVROLET CANYON, GMC DENALI, GMC COLORADO ALSO INCLUDED. *TT Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE, TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS FOR DIAGNOSING THE CONCERN. THE VEHICLE MAY BE UNABLE TO CONNECT TO ONSTAR USING THE WHITE, BLUE OR RED ONSTAR BUTTONS. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN, IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE. Read More »
This informational bulletin provides information on Part Restriction and Ordering Process Information for OnStar Vehicle Communication Interface Modules (VCIM) (GMNA Only) Read More »
This Preliminary Information communication provides information to the technician about vehicle's odometer appears to be inaccurate relative to a known distance traveled. Technician should obtain a hand-held GPS unit to test the odometer. Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
This informational bulletin provides information to dealership personnel on upgrading certain OnStar Analog/Digital-Ready Systems to OnStar Generation 6 Digital-Capable System. Read More »
This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn-by-Turn directions. Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn-by-Turn directions. Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
This informational bulletin provides information regarding the inappropriate warranty claims submitted for damaged radios and instrument panel clusters, provides exampls on whats an acceptable for warranty and whats ... Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Read More »
This Preliminary Information communication provides information to the technician that General Motors and General Motors of Canada Company do not support cross border sales. Read More »
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. Read More »
This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Read More »
This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process. Read More »
This service bulletin provides information on Handling Requests for Modifications to Permanently Import/Export Vehicles Between the U.S. and Canada. Read More »
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. Read More »
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. Read More »
This Preliminary Information communication provides information to the technician that General Motors and General Motors of Canada Company do not support cross border sales. Read More »
This Preliminary Information communication provides information to the technician that General Motors and General Motors of Canada Company do not support cross border sales. Read More »
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. Read More »
This Preliminary Information communicates an issues with the headliner sagging and how to reattachthe velcrousing Hardman Double Bubble Epoxy part number 04001. Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Read More »
This information bulletin explains the labor operation numbers used for submitting warranty claims and how to setup, and reprogram modules. Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Read More »
This Warranty Admin bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process. Read More »
This Preliminary Information communication advises the technician that if OnStar is unable to configure the vehicle after the OnStar 15-08-44-001 upgrade and Onstar receives a 118 error code when attempting to configure the vehicle. Read More »
This informational bulletin provides information on Clarification of Use - Dealer Empowerment Labor Operations and Customer Enthusiasm (U.S. Only) Read More »
IPC Odometer Programming Method Quick Reference Guide Season Odometer Programming Methods in Use Today 1. IPC reprogramming and setup using the service programming system (SPS). 2. Read More »
This informational bulletin helps the technician quick reference repairs to bulletins as opposed to replacing parts that may be un necessary. Read More »
This informational bulletin is to inform dealers of an improved service strategy to aid in the replacement of hydraulic brake pipes, Customer Care and Aftersales (CCA) has released pre-formed and pre-flared hydraulic brake pipe kits. Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Read More »
This information bulletin provides the technician with additional information on fixing the vehicle right the first time by listing possible concerns to specific vehicles. Read More »
This informational bulletin helps the technician quick reference repairs to bulletins as opposed to replacing parts that may be un necessary. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Code P0442. Read More »
This Preliminary Information communication provides information to the technician that General Motors and General Motors of Canada Company do not support cross border sales. Read More »
This warranty administration bulletin provide policy information on clarification of use-dealer empowerment labor operations and customer enthusiasm. Read More »
This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm Read More »
This informational bulletin provides a list off all the issues revolving around new vehicles for a one stop place to find growing concerns around them. Read More »
This informational bulletin provides a single point reference and strategy document to aid in reducing customer comebacks, and the possibility of buyback situations by outlining specific guidelines, strategy and forms that will assist ... Read More »
SOME CUSTOMERS MAY COMMENT ON VARIOUS HVAC CONCERNS INCLUDING TEMPERATURE DOORS DEFAULTING TO FULL HOT POSITION OR UNABLE TO OBTAIN DEFROST POSITION. *PE Read More »
OIL LIFE SYSTEM RESET PROCEDURES-TRUCKS. BUICK TERAZZA 2005, GMC SIERRA DENALI 2002-2003, GMC B7 CHASSIS MEDIUM DUTY 2003-2005 AND GMC 560 C-SERIES 2003-2005 *SC Read More »
This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines. Read More »
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »
This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Read More »
This Preliminary Information communication provides information to the technician about engine block that have a possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder ... Read More »
This informational bulletin provides information on Clarification of Use - Dealer Empowerment Labor Operations and Customer Enthusiasm (U.S. Only) Read More »
This informational bulletin provides information on Behavior of Non-Upgraded OnStar Equipped Vehicles Operating in Canada after Decommissioning of 2G CDMA Cellular Networks Read More »
This Preliminary Information communication advises the technician that if OnStar is unable to configure the vehicle after the OnStar 15-08-44-001 upgrade and Onstar receives a 118 error code when attempting to configure the vehicle. Read More »
This Preliminary Information communication provides information to the technician about vehicles that are unable to receive OnStar Hands Free Calling calls and or the OnStar center is unable to perform remote services. Read More »
This informational bulletin provides information to assist dealership personnel with the identification of vehicle headlamp, tail lamp, license lamp or fog/driving lamp damage that are not considered warrantable. Read More »
This warranty administration bulletin provides information to clarify proper transaction administration of GM Dealer Empowerment Program and Goodwill Cases. Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Read More »
Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Read More »
Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Read More »
This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm Read More »
This informational bulletin provides a list off all the issues revolving around new vehicles for a one stop place to find growing concerns around them. Read More »
This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate unwanted odors in vehicles and which products to use for each application. Read More »
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts. Technician can check Service Information for some accessories. Read More »
This warranty administrational bulletin provides information on Clarification of Use - Dealer Empowerment Labor Operations and Customer Enthusiasm Read More »
This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure, when diagnosing vibration concerns. Read More »
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Read More »
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Read More »
This Preliminary Information communication provides information to the technician about customers may inquire about the availability of the passenger compartment air filter. Read More »
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Read More »
This Preliminary Information communication provides information to the technician about customers may inquire about the availability of the passenger compartment air filter. Read More »
BUICK/CADILLAC/CHEVROLET/GMC/OLDSMOBILE: IF BLOWER MOTOR IS SET TO ANY SPEED POSITION AND WHEN KEY IS OFF, IT BECOMES INOPERATIVE AND MAY STILL BE INOPERATIVE AFTER KEY IS TURNED ON. *PE UPDATED ON 5/1/12. Read More »
GENERAL MOTORS SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE HVAC BLOWER MAY NOT WORK AT CERTAIN FUNCTIONS OR MAY BECOME INOPERABLE. THERE COULD BE A BURNING SMELL OR SMOKE. *RM UPDATED 4/6/12. Read More »
DIAGNOSTIC INFORMATION FOR MOAN GROAN OR BOOM NOISE AT IDLE VIBRATION IN STEERING WHEEL OR FELT THROUGH FLOOR WHEN AC COMPRESSOR ENGAGES DO NOT REPLACE AC COMPRESSOR. *EH Read More »
UNDERHOOD AIR CONDITIONER RATTLE NOISE HEARD ON ACCELERATION OR A SUDDEN LOSS OF AIR CONDITIONER SYSTEM PERFORMANCE. *TT THIS BULLETIN REPLACES 03-01-38-019 DATED 11-01-2003. Read More »
REAR AIR CONDITIONING HVAC BLOWER MOTOR CONTROL MODULE INFORMATION. SERVICE VME. SIT BULLETIN 1455584. *TT (THIS BULLETIN REPLACES PI01428A DATED 11-18-03). *TT Read More »
AIR CONDITIONER (A/C) LOW PRESSURE SWITCH DIAGNOSTIC TOOL. CURRENTLY THE A/C LOW PRESSURE SWITCH OPEN/CLOSE PRESSURES CANNOT BE ACCURATELY DETERMINED BY MEASURING PRESSURE AT THE LOW SIDE SERVICE PORT. Read More »
CHANGES IN AIR CONDITIONING COMPESSOR ON/OFF INSTRUMENT PANEL DISPLAY SYMBOL FROM 2003 TO 2004 MODEL YEAR AND SYNCHRONIZING THE DRIVER AND PASSENGER SET TEMPERATURES. *TT Read More »
This Preliminary Information communication provides information to the technician that General Motors and General Motors of Canada Company do not support cross border sales. Read More »
