Technical Service Bulletins (TSBs) for the 2017 Silverado 1500 are official communications between Chevrolet & 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 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 inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a hydraulic rush or flow type noise from the power steering gear. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. Read More »
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that show a "Take Steering" message on the Driver Information Center along with a warning chime/alert. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT THE MEDIA ORIENTED SYSTEMS TRANSPORT BUS DIAGNOSTIC TOOL KIT (EL-51578) HAS BEEN RELEASED TO HELP DIAGNOSE ANY OF THE MEDIA ORIENTED SYSTEMS TRANSPORT ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a hydraulic rush or flow type noise from the power steering gear. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a reduced or loss of power steering assist, steering wheel jerks or kicks back when turning, Service Stabilitrak message with ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a hydraulic rush or flow type noise from the power steering gear. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a reduced or loss of power steering assist, steering wheel jerks or kicks back when turning, Service Stabilitrak message with ... Read More »
"THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO INSPECT THE STEERING GEAR FOR A NORMAL CONDITION OF GREASE OR SEALANT ON EXTERIOR CASE OF GEAR DUE TO THE MANUFACTURING PROCESS." Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a buffeting vibration and/or drone type noise, exhaust tone change, and/or body pressure booming. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a creak, click, pop, and or crack type noise from the front suspension or front frame area while making tight turns. Read More »
This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair vehicles with a rough idle and/or vibration at idle in Drive. This condition will not be present in Park, or Neutral. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN WITH THE STEPS TO DIAGNOSIS AND REPAIR VEHICLES WITH VARIOUS HANDLING, VEHICLE DYNAMICS CONCERNS, NOISES FROM THE SUSPENSION OR UNDERBODY, OR ISSUES RELATED ... Read More »
This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a rattle, squeak, clunk, thump, or bump. Read More »
SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO RE-TORQUE THE JOINTS OF THE REAR LEAF SPRING ASSEMBLY TO CORRECT A CUSTOMER CONCERN OF A CLUNKING NOISE COMING FROM THE REAR OF THE VEHICLE. Read More »
This informational bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak. Read More »
This Preliminary Information communication provides information to the technician on the steps need to diagnose and repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with ... Read More »
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO RE-TORQUE THE JOINTS OF THE REAR LEAF SPRING ASSEMBLY TO CORRECT A CUSTOMER CONCERN OF A CLUNKING NOISE COMING FROM THE REAR OF THE VEHICLE. Read More »
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System” message on the Driver Information ... Read More »
This Preliminary Information communication advises the technician that the 6.6L diesel engine Regular Production Option Code (L5P) following fuel system part numbers 2678990 (Right Side Fuel Rail), 12678991 (Left Side Fuel Rail), 12678992 ... Read More »
This preliminary informational bulletin provides a procedure on Adding Adhesive Pad To The Right And Left Rear Corner Pads to correct a conditon of Accessory Tri-Fold Tonneau Cover Prevents Endgate/Tailgate From ... 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 WITH THE STEPS ON DIAGNOSING AND REPAIRING VEHICLES THAT MAY HAVE UNWANTED GRADE BRAKING, REDUCED ENGINE POWER WITH NO DRIVER INFORMATION CENTER MESSAGES ? ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN WITH THE STEPS ON DIAGNOSING AND REPAIRING VEHICLES THAT MAY HAVE UNWANTED GRADE BRAKING, REDUCED ENGINE POWER WITH NO DRIVER INFORMATION CENTER MESSAGES ? ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT VEHICLES EQUIPPED WITH ULTRASONIC PARK ASSIST SYSTEM REGULAR PRODUCTION OPTION CODE UD5 OR UD7 WITH A DIAGNOSTIC TROUBLE CODE U0159 SET IN THE INSTRUMENT PANEL CLUSTER ... Read More »
This Preliminary Information communication provides information to the technician on the steps need to diagnose and repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with ... Read More »
This informational bulletin provides warranty policy information on revised wiring repair labor operations and required additional information. Read More »
This informational bulletin provides warranty policy information on revised wiring repair labor operations and required additional information. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have extended or long crank time during cold ambient air temperatures. Read More »
This Preliminary Information communication advises the technician on the steps to diagnose the concern and the steps to repair the concern. Customer hears a rattle or ticking noise that is louder inside the vehicle than outside. 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 about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Codes P0101, P0299 and / or P11DC. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a hesitation, chuggle, fishbite or roughness that can be felt in 3rd to 6th gear, torque converter clutch locked, low rpm, when ... Read More »
This engineering information is requesting information from the field on vehicles that have the condition of Check Engine Light, Delayed Shifts and/or Transmission Stuck in Gear with DTC P0751, P0752, P0756, P0757, P0761 or P0762 Set. Read More »
This engineering information bulletin is requesting information from the field on vehicles that have the condition of Malfunction Indicator Lamp Illuminated with DTC P22FE Set. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Codes P1016 and / or P1017 set. 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 rough idle and/or momentary lack of power after cold starting the engine and immediately placing the transmission in gear. 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 the engine may run hot with the snow plow installed. Read More »
This Preliminary information communication advises technicians that the NOX Sensors for the 2017 6.6L diesel engine Regular Production Option Code (L5P) will be placed on a parts restriction through the Product Quality Center. Read More »
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a no crank or a start and then immediate stall, Service Engine Soon Malfunction Indicator lamp may not be ... 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 ADVISES THE TECHNICIAN ABOUT THE CALCULATION AND OPERATION OF THE ENGINE OIL LIFE MONITOR. THE MONITOR CALCULATES THE PERCENT OF OIL LIFE REMAINING, BASED ON 3 PATHWAYS. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE A SERVICE ENGINE SOON MALFUNCTION INDICATOR LAMP ON. TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODES P0106 AND P0506. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THE STEPS NEEDED TO DIAGNOSE AND REPAIR VEHICLES WITH A ROUGH IDLE AND/OR VIBRATION AT IDLE IN DRIVE. THIS CONDITION WILL NOT BE PRESENT IN PARK, OR NEUTRAL. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN WITH THE STEPS ON DIAGNOSING AND REPAIRING VEHICLES THAT MAY HAVE UNWANTED GRADE BRAKING, REDUCED ENGINE POWER WITH NO DRIVER INFORMATION CENTER MESSAGES ? ... 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 identifying non-GM (aftermarket) engine calibrations for gasoline engines using Tech 2 or GDS 2. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a coolant loss and/or coolant odor after driving the vehicle. Read More »
This Preliminary information communicatesA vehicle may have a concern ofDTCP050D settingalongwith a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. Read More »
This technical bulletin provides a procedure to Add 1 quart of coolant to the upper chamber of the surge tank in order to bring the level up to the bottom of the fill neck to correct a condition of the coolant surge tank appears low ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a coolant loss and/or coolant odor after driving the vehicle. Read More »
THIS INFORMATIONAL BULLETIN EXPLAINS A POSSIBLE NORMAL WHINING NOISE FROM THE BALANCE SHAFT CHAIN IF THE VEHICLE HAS LESS THAN 10,000 MILES ON IT. Read More »
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
This Preliminary information communicates that the 2017 Chevrolet Silverado and GMC Sierra with the 6.6 L5P engines Turbocharger and Actuator will be placed on a parts restriction through the General Motors Product Quality Center. Read More »
This Preliminary information communicates that the 2017 Chevrolet Silverado and GMC Sierra with the 6.6 L5P engines Turbocharger and Actuator will be placed on a parts restriction through the General Motors Product Quality Center. Read More »
This preliminary informational bulletin was created to inform Service Agents or Dealers, they may be charged back for parts and labor due to the turbo-chargers are being returned to the Warranty Parts center damaged, improperly assembled ... Read More »
This Preliminary Information communication advises the technician that the 6.6L diesel engine Regular Production Option Code (L5P) following fuel system part numbers 2678990 (Right Side Fuel Rail), 12678991 (Left Side Fuel Rail), 12678992 ... Read More »
This Preliminary Information communication advises the technician that the 6.6L Diesel Engine exchange program will be in effect for the first full year of vehicle production through the General Motors Product Quality Center. Read More »
This Preliminary Information communication provides information to the technician that some vehicle may have an ?Exhaust Fluid Quality Poor? on the Driver Information Center or a diesel exhaust fluid warning lamp on or other exhaust fluid ... 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:OTHER FUEL TYPES:TURBO/SUPERCHARGER
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a buffeting vibration and/or drone type noise, exhaust tone change, and/or body pressure booming. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a squeak or chirp type noise from the rear of the vehicle. Technician should use the latest version of PI1201. Read More »
This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared Message Displayed on DIC, DTC P2463 May Be Set. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have an exhaust leak, noisy exhaust, or noise mid-vehicle. Read More »
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)
This Preliminary information communicates to the dealer additional information on checking for the engne crankcase being overfull on oil causing an engine vibration concern. Read More »
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
This Preliminary Information communication advises the technician that the 6.6L Diesel engine Regular Production Option Code (L5P) EGR Valve Part number 12677567 will be placed on a parts restriction through the General Motors Product ... Read More »
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
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 communicatesIn ambient temperatures 100F (37.7 C)degrees or higher, DTCs P2635 and/or P018B may set.The vehicle may also exhibit a hesitation or stalling condition. Read More »
This Preliminary Information communication advises the technician when Service Information diagnostics indicates a fuel injector may need to be removed for a repair or replaced the injector will need a new seal. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have Diagnostic Trouble Code P228D. Technician should replace the Fuel Rail Pressure sensor not the High Pressure Pump. 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 Do's and Don'ts for maximizing gasoline engine fuel economy, other various tips and a list of websites for additional information. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Read More »
This Preliminary information communicatesIn ambient temperatures 100F (37.7 C)degrees or higher, DTCs P2635 and/or P018B may set.The vehicle may also exhibit a hesitation or stalling condition. Read More »
This informational bulletin provides information when ordering the new delphi style fuel pump to refer to the parts catalog for the correct part number. Read More »
This Preliminary Information communication advises the technician that the 6.6L diesel engine Regular Production Option Code (L5P) following fuel system part numbers 2678990 (Right Side Fuel Rail), 12678991 (Left Side Fuel Rail), 12678992 ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have Diagnostic Trouble Code P228D. Technician should replace the Fuel Rail Pressure sensor not the High Pressure Pump. Read More »
This Preliminary information communication advised technicians that the NOx Catalyst and Reductant Injector will be placed on a parts restriction through the Product Quality Center. Read More »
This informational bulletin provides information on High Oil Pressure during Initial Start of Vehicle is considered a normal characteristic and no repairs should be completed for this condition. Read More »
This Preliminary Information communication advises the technician that the 6.6L Diesel engine Regular Production Option Code (L5P) EGR Valve Part number 12677567 will be placed on a parts restriction through the General Motors Product ... Read More »
This Preliminary Information communication advises the technician that the 6.6L Diesel Engine exchange program will be in effect for the first full year of vehicle production through the General Motors Product Quality Center. Read More »
This Preliminary Information communication advises the technician that the 6.6L Diesel engine Regular Production Option Code (L5P) E41Engine Control Module part number 12670950 will be placed on a parts restriction through the General ... Read More »
This Preliminary Information communication advises the technician that the 6.6L diesel engine Regular Production Option Code (L5P) following fuel system part numbers 2678990 (Right Side Fuel Rail), 12678991 (Left Side Fuel Rail), 12678992 ... Read More »
This Preliminary information communicatesvehicle may come in with DTC P228D (Fuel Pressure Regulator Control Performance - High Pressure) set current or history. A fault with the fuel rail pressure sensor. Read More »
This Preliminary information communicatesIn ambient temperatures 100F (37.7 C)degrees or higher, DTCs P2635 and/or P018B may set.The vehicle may also exhibit a hesitation or stalling condition. Read More »
This technical bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or shudder during a light throttle acceleration between 40 and 128 KM/H (25 and 80 MPH) at a steady state. Read More »
17108 01 - Service Update (revised parts list). Certain vehicles may have a fracture in the parking lever support window which, if overloaded, may result in a further fracture of the transmission case. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a hesitation, chuggle, fishbite or roughness that can be felt in 3rd to 6th gear, torque converter clutch on, low rpm, when tipping ... 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 hesitation, chuggle, fishbite or roughness that can be felt in 3rd to 6th gear, torque converter clutch on, low rpm, when tipping ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a rough idle and/or momentary lack of power after cold starting the engine and immediately placing the transmission in gear. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have harsh concerns. Technician are advised to use GDS2 software to confirm which shift is causing the concern. Read More »
THIS TECHNICAL BULLETIN PROVIDES THE PROCEDURES TO COMPLETE A TRANSSMISSION ADAPTIVE LEARN ON ALL THE DIFFERENT TYPES OF VEHICLES AND TRANSMISSIONS BASED ON RPO OPTIONS TO CORRECT A CONDITION OF HARSH SHIFTS ON HARD ACCELLERATIONS. Read More »
This technical bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or shudder during a light throttle acceleration between 48 and 104 KM/H (30 and 65 MPH) at a steady state. Read More »
This Bulletin provides guidelines for Dealers required to contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Harsh Shift 1/2 and 2/3 and Sputter Applying Throttle Between 0 and 30%, Rough idle. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN WITH THE STEPS ON DIAGNOSING AND REPAIRING VEHICLES THAT MAY HAVE UNWANTED GRADE BRAKING, REDUCED ENGINE POWER WITH NO DRIVER INFORMATION CENTER MESSAGES ? ... Read More »
POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
This Preliminary Information communication advises the technician that generation 5 engines with Regular Production Option Code L83, L86, or LV3 may have an oil consumption concern were one quart in 2000 miles is being used. Read More »
This Preliminary Information communication provides information and definitionsto the technician about vehicles that have fishbite, chuggle, misfire,AFM disturbances or torque converter shudder/vibrationconcerns. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a hesitation, chuggle, fishbite or roughness that can be felt in 3rd to 6th gear, torque converter clutch on, low rpm, when tipping ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a hesitation, chuggle, fishbite or roughness that can be felt in 3rd to 6th gear, torque converter clutch on, low rpm, when tipping ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a hesitation, chuggle, fishbite or roughness that can be felt in 3rd to 6th gear, torque converter clutch on, low rpm, when tipping ... Read More »
This Preliminary information communicates that a technician might find a vehicle with no power transmitted to the front axle in four wheel drive. Read More »
This Preliminary information communicates that water leaking into the headlamp assembly or headlamp assembly connections can cause an electrical short which will keep modules from shutting down causing a dead battery and a no crank ... Read More »
This Preliminary Information communication provides information to the technician about the text messaging feature on some newer General Motors infotainment systems. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that when watching a movie the audio does not match the video when playing though the vehicles speakers. Read More »
This Preliminary information communicatesMultiple Electrical Issues Including: Stalling / Crank No Start / Lighting Issues / Memory And Power Seats / Power Windows Inoperative / Heated Cooled Seats / Trailering / ABS MIL / Stability ... Read More »
This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have a diagnostic trouble code U0159 set in the instrument panel cluster and /or the body control module. Read More »
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System” message on the Driver Information ... Read More »
This Preliminary Information communicationends thewireless charging module restriction through the General Motors Technical Assistance Center. Read More »
This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a reduced or loss of power steering assist, steering wheel jerks or kicks back when turning, Service Stabilitrak message with ... Read More »
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System" message on the Driver Information Center when ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio ?maximum number of phones are currently paired to the vehicle?. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent "Check Trailer Wiring" or "Service Trailer Brake" message on the Driver ... Read More »
This Preliminary information communication advises technicians that the NOX Sensors for the 2017 6.6L diesel engine Regular Production Option Code (L5P) will be placed on a parts restriction through the Product Quality Center. 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 the Upfitters questions about installing aftermarket electrical accessories. Read More »
This Preliminary Information communication provides information to the technician to help converting vehicles to fleet key option Regular Production Option Code 6E2 or 6E8. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information ... Read More »
This Preliminary Information communication provides information to the technician about vehicles voice recognition inoperative for calling Bluetooth phone contacts. Read More »
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a click, rattle or a squeak nose coming from the dash. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have Trailer connection not recognized or ?Check Trailer wiring? or ?Service Trailer Brake? message. 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 voice recognition inoperative for calling Bluetooth phone contacts. Read More »
This Preliminary Information communication advises the technician that the Generator Control Module has been placed on parts restriction by General Motors Technical Assistance Center. Read More »
This Preliminary Information communication advises the technician that the 6.6L Diesel engine Regular Production Option Code (L5P) E41Engine Control Module part number 12670950 will be placed on a parts restriction through the General ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLE THAT HAVE A CHECK ENGINE MALFUNCTION INDICATOR LAMP ON. TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODE P0747 AND OR P0796. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLE THAT HAVE A CHECK ENGINE MALFUNCTION INDICATOR LAMP ON. TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODE P0747 AND OR P0796. 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 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 VEHICLES VOICE RECOGNITION INOPERATIVE FOR CALLING BLUETOOTH PHONE CONTACTS. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATES THAT WHEN CUSTOMER OR TECHNICIAN MAY INDICATE WHEN ATTEMPTING TO ADD A NEW TRANSMITTER TO A VEHICLE FOLLOWING THE ADDING TRANSMITTERS WITHOUT SERVICE PROGRAMMING SYSTEM PROCEDURE. Read More »
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO CHECK THE CYLINDERS FOR DAMAGED PISTONS AND DETERMINE IF THE USE OF AFTERMARKET CALIBRATIONS OR PERFORMANCE PARTS MAY BE THE CAUSE. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT THE USE OF J-35616-64B TERMINAL TEST PROBE, REPLACEMENT TERMINALS, AND TERMINATED LEADS. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE A RADIO BACKLIGHTING WILL STAY ON EVEN AFTER THE IGNITION HAS BEEN TURNED OFF AND THE KEY HAS BEEN REMOVED FOR SEVERAL MINUTES, ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR VEHICLES THAT HAVE REMOTE START IS INOPERATIVE, POWER LIFT-GATE REGULAR PRODUCTION OPTION CODE (TB5) IS INOPERATIVE WITH ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES THE TECHNICIAN WITH STEPS ON HOW TO PROGRAM AN ENGINE CONTROL MODULE WHEN GETTING A SERVICE PROGRAMMING SYSTEM ERROR CODE E4491 OR E4423. Read More »
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REMOVE THE TRANSPORT MODE ON MESSAGE DISPLAYED IN THE DIC DUE TO VEHICLES SHIPPED OVER LONG DISTANCES OUTSIDE THE U.S. AND CANADA. 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 INFORMATIONAL BULLETIN PROVIDES INFORMATION ON THE IDENTIFICATION OF VEHICLES THAT ARE SHIPPED WITH THE TRANSPORT MODE ON AND HOW TO TURN IT OFF. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS. Read More »
This preliminary informational bulletin provides information on GM Accessory Remote start not working with onstars remotelink phone applications Read More »
This Preliminary information communicates Vehicles may be setting DTC P2101 falsely. In 2017 the K2XX introduced a “Driver Door Open Prime” (DDOP) feature that improves cold startability. Read More »
This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the transport mode message on and off. Read More »
This Preliminary Information communication advises the technician that the A4 Hybrid/EV battery Pack, A28 Generator Battery Disconnector Relay, K114B Hybrid/EV Powertrain Control Module, and G14 Drive Motor Generator Battery Cooling ... Read More »
This Preliminary Information communication provides information to the technician the steps to diagnose and repair the concern of the display is showing 32? F (0? C) after a battery or reprogramming a module. Read More »
THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION THAT MAY BE USEFUL ON DIAGNOSING BATTERIES THAT HAVE SET FOR A LONG PERIOD OF TIME AND/OR SET IN COLD WEATHER CLIMATES AND TESTING THOSE BATTERIES. Read More »
THIS WARRANTY ADMINISTRATION BULLETIN PROVIDE POLICY INFORMATION ON USING THE EL-50313 MIDTRONICS GR8 BATTERY TESTER/CHARGER FOR DIAGNOSING BATTERY REPLACEMENTS AND MAINTAINING BATTERIES ON NEW VEHICLES IN DEALER INVENTORY. Read More »
This informational bulletin provides warranty policy information on revised wiring repair labor operations and required additional information. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent "Check Trailer Wiring" or "Service Trailer Brake" message on the Driver ... Read More »
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a no crank or a start and then immediate stall, Service Engine Soon Malfunction Indicator lamp may not be ... Read More »
This informational bulletin provides warranty policy information on revised wiring repair labor operations and required additional information. Read More »
This informational bulletin provides warranty policy information on revised wiring repair labor operations and required additional information. Read More »
ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System" message on the Driver Information Center when ... Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent "Check Trailer Wiring" or "Service Trailer Brake" message on the Driver ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have Trailer connection not recognized or ?Check Trailer wiring? or ?Service Trailer Brake? message. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN WITH THE STEPS ON DIAGNOSING AND REPAIRING VEHICLES THAT MAY HAVE UNWANTED GRADE BRAKING, REDUCED ENGINE POWER WITH NO DRIVER INFORMATION CENTER MESSAGES ? ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT CUSTOMERS THAT MAY REQUEST THE FACTORY INTEGRATED TRAILER BRAKE CONTROLLER REGULAR PRODUCTION OPTION CODE (JL1) BE INSTALLED ON THEIR FULL-SIZE PICKUP ... Read More »
This Preliminary Information communication provides information to the technician about the text messaging feature on some newer General Motors infotainment systems. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT VEHICLES EQUIPPED WITH ULTRASONIC PARK ASSIST SYSTEM REGULAR PRODUCTION OPTION CODE UD5 OR UD7 WITH A DIAGNOSTIC TROUBLE CODE U0159 SET IN THE INSTRUMENT PANEL CLUSTER ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have a diagnostic trouble code U0159 set in the instrument panel cluster and /or the body control module. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Codes P1016 and / or P1017 set. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have an Instrument Panel Cluster that will have the correct miles per hour, when ?Teen Driver? is set the radio will show a lower miles ... Read More »
This informational bulletin provides information on If the radar does not see any vehicles, structures, or objects for 15-25 minutes of driving, the system may think its blocked and display the ?Side Object Detection System Disabled? ... 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 on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System” message on the Driver Information ... Read More »
This Preliminary information communicates the frontview camera will not calibrate / learn. Update GDS 2 to the latest Diagnostic package 2017.3.1 release 04/03/17. Then go back and do the learn. Read More »
17139 - Service Update. Certain vehicles may have delamination on the electronic control module (ECM) printed circuit board (PCB) causing open circuits. This condition may result in possible no start or stall. Read More »
This informational bulletin explains to the technician how to validate software calibrations have been tampered with by means of using aftermarket mods. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have "Service 4 Wheel Drive" message on the Driver Information Center. 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 Preliminary Information communication provides information to the technician about vehicles that when adjusting the Heater-Vent-Air Conditioning controls the Heater-Vent-Air Conditioning display is blank and/or various selections ... 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 Preliminary Information communicationends thewireless charging module restriction through the General Motors Technical Assistance Center. Read More »
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Read More »
This Preliminary information communicates that water leaking into the headlamp assembly or headlamp assembly connections can cause an electrical short which will keep modules from shutting down causing a dead battery and a no crank ... 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 Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. 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 to help converting vehicles to fleet key option Regular Production Option Code 6E2 or 6E8. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have harsh concerns. Technician are advised to use GDS2 software to confirm which shift is causing the concern. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Read More »
This Preliminary Information communication advises the technician that the customer may experience a 2-3 slip or flare after the vehicle has been sitting for a period of time. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE THE ONSTAR WIRELESS FIDELITY INOPERATIVE. Read More »
This informational bulletin provides information on identifying non-GM (aftermarket) engine calibrations for gasoline engines using Tech 2 or GDS 2. Read More »
This technical bulletin provides a procedure to update your apple product to the latest software version to correct a condition of infotainment system will not return to media after bluetooth call ... Read More »
THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON EXTERIOR LIGHTING COMPONENTS THAT HAVE BEEN TINTED OR SMOKED BY AN OUTSIDE VENDOR AND GENERAL MOTORS POSITION ON ALTERING THESE COMPONENTS. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have either the truck or the snowplow's headlights are flickering or inoperative. Read More »
This Preliminary Information communication provides information to the technician of the snow plow headlamps inoperative after switching from the factory headlamps to the snowplow headlamps. 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 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 may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS. Read More »
This Preliminary Information communication provides information to the technician about vehicles thatmay have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Read More »
THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON A NORMAL CONDITION ON TEMPERED GLASS OF SPOTS SHOWING ON THE REAR AND SIDE WINDOWS WHEN THE VEHICLE IS IN THE SUNLIGHT. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS. Read More »
THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON LOCATING AND RECONNECTING AIRBAG CONNECTORS THAT ARE NOT FULLY SEATED TO CORRECT A CUSTOMER CONCERN OF AN AIRBAG WARNING LAMP ILLUMINATED, OR ONE, OR MORE, AIRBAG DTC(S) SET. Read More »
THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE TO REPOSITION THE FRONT SEAT BELT LATCH PLATE FOR CONCERNS REGARDING THE SEAT BELT WEBBING OR LATCH PLATE COMING TWISTED. Read More »
This Preliminary information communicates a customer concern ofSIR light on with any DTC set in the SDM. During diagnostics a technician may find water in the SDM connector and is unable to locate a leak path. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a creak, click, pop, and or crack type noise from the front suspension or front frame area while making tight turns. Read More »
THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES INFORMATION THAT MAY BE HELPFUL WHEN ADDRESSING UNDERBODY COMPONENT CORROSION WITH CUSTOMERS. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE RAISED DENTS OR RIPPLE APPEARANCE IN THE SIDE OUTER PANEL OF THE CARGO BOX AROUND THE PERIMETER OF THE WHEEL HOUSE OPENING. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS. Read More »
This Preliminary information communicates Vehicles may be setting DTC P2101 falsely. In 2017 the K2XX introduced a “Driver Door Open Prime” (DDOP) feature that improves cold startability. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE AN EZ LIFT AND LOWER TAILGATE OPENS TOO QUICKLY. TECHNICIAN WILL ENSURE NOTHING WAS ADDED TO THE TAILGATE. Read More »
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with ... Read More »
This Preliminary Information communication provides information to the technician about owners that want the auto door lock disabled. There is no avalible setting or Body Control Module calibration to turn off the auto door locks. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE SPEEDOMETER INACCURATE READS 5 MPH WHEN TRAVELING 50 MPH. ENGINEERING IS WORKING TO DEVELOP A SOLUTION. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a detent / click with a feel of increased resistance when the accelerator pedal is about ¾ of the way. Read More »
This technical bulletin provides a procedure on how to clean and resurface wheel bead seats. for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information ... Read More »
This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty. Read More »
This GM of Canada New Vehicle Tire Warranty Program and GWM Transaction Submission Information Bulletin provides information for the new tires that the vehicle are equipped with and that they are covered by General Motors against defects ... Read More »
This informational bulletin provides information on the proper mounting paste to apply to tires when mounting and balancing them to prevent conditions like Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip ... Read More »
This informational bulletin provides information that the TPM sensors must always be relearned when accessory wheels are installed on the vehicle. Read More »
THIS INFORMATIONAL BULLETIN PROVIDES THE CORRECT INFORMATION THAT IS NEEDED TO CORRECTLY KNOW WHAT TPM SENSOR IS NEEDED TO BE INSTALLED ON VEHICLES IF THERE IS ACCESSORY WHEELS INSTALLED AND WHO TO CONTACT WHEN THE ACCESSORY WHEELS WILL ... Read More »
This Preliminary Information communication provides information to the technician about removing the tinnerman push nuts when installing the accessory Accessory 22" Wheels Regular Production Option Code (SES, SEU, SEY, OR SEZ) or ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a creak, click, pop, and or crack type noise from the front suspension or front frame area while making tight turns. Read More »
This Preliminary Information communication provides information to the technician about removing the tinnerman push nuts when installing the accessory 22" 6-Spoke Split Chrome Wheels Regular Production Option Code (SEU) or during any ... Read More »
This informational bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening or re-machining. Read More »
This informational bulletin provides information on chemical staining, pitting, and corrosion on wheels and the proper cleaners to use to fix the conditions due to multiple causes. Read More »
This informational bulletin provides information on the proper mounting paste to apply to tires when mounting and balancing them to prevent conditions like Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip ... Read More »
This Preliminary Information communication advises the technician that generation 5 engines with Regular Production Option Code L83, L86, or LV3 may have an oil consumption concern were one quart in 2000 miles is being used. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have an excessive lateral driver or passenger seat movement and/or a clunk/click/pop type feeling or noise. Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have a front driver's or passenger's seat back may lean or be turned outward. Read More »
This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information ... Read More »
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist. Read More »
This Preliminary information communicatesa "Forward Collision System Reduced" message displayed on the DIC when theForward Automatic Braking has been set to the "Alert" setting. This is normal when theFAB has been set to "Alert". Read More »
This Preliminary Information communication provides information to the technician about vehicles thatmay have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have that may have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Read More »
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist. Read More »
This Preliminary Information communication provides information to the technician about vehicles that show a "Take Steering" message on the Driver Information Center along with a warning chime/alert. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have that may have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT ARE FOUND TO HAVE A BACK-UP ALARM INOPERATIVE DURING THE PRE-DELIVERY INSPECTION. Read More »
This Preliminary Information communication provides information to the technician about the rear view camera options on the vehicles equipped with rear view camera. Read More »
17065 - Service Update. When certain vehicles, equipped with base body or chassis (RPO ZW9) and without rear vision camera ready (RPO 5F9) are shifted into reverse, the installed calibration is looking for a camera input that was not part ... Read More »
This Preliminary Information communication provides information to the technician about vehicles with an intermittent loss of gridlines in the rear camera display screen and a "Service Rear Vision System" message that both happen at the ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES WITH AN INTERMITTENT LOSS OF GRIDLINES IN THE REAR CAMERA DISPLAY SCREEN AND A "SERVICE REAR VISION SYSTEM" MESSAGE THAT BOTH HAPPEN AT THE ... Read More »
This engineering informational bulletin is requesting infrmation from the field on vehicles that have the condition of the rear view camera being inopperative. Read More »
This informational bulletin provides warranty policy information on revised wiring repair labor operations and required additional information. Read More »
This informational bulletin provides warranty policy information on revised wiring repair labor operations and required additional information. Read More »
This Preliminary information communicatesIn ambient temperatures 100F (37.7 C)degrees or higher, DTCs P2635 and/or P018B may set.The vehicle may also exhibit a hesitation or stalling condition. 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 »
17028 - Customer Satisfaction. Certain vehicles, equipped with 6.6L diesel engine (RPO L5P), may not have had the Diesel Engine Owner Manual Supplement and/or insert installed at the assembly plant. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have installed an aftermarket bed cap or topper may question where they can wire in the center high mounted stop light for the cap or ... Read More »
This Preliminary information communicates that the 2017 Chevrolet Silverado and GMC Sierra with the 6.6 L5P engines Turbocharger and Actuator will be placed on a parts restriction through the General Motors Product Quality Center. Read More »
THIS WARRANTY ADMINISTRATION BULLETIN PROVIDES INFORMATION ON THE TIRES SUPPLIED WITH A NEW VEHICLE ARE COVERED BY GENERAL MOTORS AGAINST DEFECTS IN MATERIAL OR WORKMANSHIP UNDER THE BUMPER-TO-BUMPER NEW VEHICLE LIMITED WARRANTY. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE RAISED DENTS OR RIPPLE APPEARANCE IN THE SIDE OUTER PANEL OF THE CARGO BOX AROUND THE PERIMETER OF THE WHEEL HOUSE OPENING. Read More »
THIS INFORMATIONAL BULLETIN PROVIDES THE CORRECT INFORMATION THAT IS NEEDED TO CORRECTLY KNOW WHAT TPM SENSOR IS NEEDED TO BE INSTALLED ON VEHICLES IF THERE IS ACCESSORY WHEELS INSTALLED AND WHO TO CONTACT WHEN THE ACCESSORY WHEELS WILL ... Read More »
THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES INFORMATION THAT MAY BE HELPFUL WHEN ADDRESSING UNDERBODY COMPONENT CORROSION WITH CUSTOMERS. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS. 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 with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool. Read More »
This Preliminary Information communication advises the technician that some vehicles may have a dim Driver Information Center when the interior of the vehicle is hot from a sun load or extended heater operation. Read More »
This Preliminary Information communication provides information to the technician about vehicles voice recognition inoperative for calling Bluetooth phone contacts. Read More »
This Preliminary Information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Read More »
This Preliminary Information communication advises the technician that the 2017 6.6L Duramax Diesel Close Coupled Diesel Oxidation Catalyst, Diesel Particulate Filter and Particulate Sensor will be placed on a parts restriction through ... Read More »
This Preliminary Information communication advises the technician how determine if the vehicle is equipped with wireless fidelity. Technician should check the Regular Production Option Code list for (VV4). Read More »
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO ENABLE THE 4G LTE WIFI ON NEWLY DELIVERED VEHICLES FOR SOME VEHICLES THAT WERE NOT SHIPPED WITH THE FEATURE NOT ENABLED. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT ARE FOUND TO HAVE A BACK-UP ALARM INOPERATIVE DURING THE PRE-DELIVERY INSPECTION. Read More »
THIS TECHNICAL BULLETIN PROVIDES DIAGNOSTIC TIPS TO HELP CORRECT MULTIPLE CONCERNS REGARDING THE USB PORT BEING INOPERATIVE OR UNABLE TO PLAY MUSIC THROUGH THE USB PORT. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN TO DIAGNOSE THE CONCERN AND THE STEPS TO REPAIR THE CONCERN. THE VEHICLE'S XM TRAVEL LINK MAY BE INOPERTIVE. Read More »
This informational bulletin provides Information Regarding Servicing Components Located Near SIR Components and how to properly disable the SIR system for repairs at or near Read More »
This technical bulletin provides a procedure to update your apple product to the latest software version to correct a condition of infotainment system will not return to media after bluetooth call ... Read More »
This Preliminary Information communication provides information to the technician about the rear view camera options on the vehicles equipped with rear view camera. Read More »
This Preliminary information communicates Vehicles may be setting DTC P2101 falsely. In 2017 the K2XX introduced a “Driver Door Open Prime” (DDOP) feature that improves cold startability. Read More »
This Preliminary Information communication provides information to the technician about vehicles that the radio will not retain the previous settings and will go to the Home Icon screen when the vehicle is restarted. Read More »
This Preliminary Information communication provides information to the technician about vehicles that when adjusting the Heater-Vent-Air Conditioning controls the Heater-Vent-Air Conditioning display is blank and/or various selections ... Read More »
This Preliminary Information communication provides information to the technician about vehicle that has no XM audio on certain channels but XM channel info is displayed. Read More »
This informational bulletin provides Information on Using Voice Pass-Thru to Access Voice Recognition Commands on Cell Phone and how it does not work on models equipped with IOA and IOB radios. Read More »
This informational bulletin provides information on During Bluetooth Phone Conversations the Person Outside of Vehicle May Hear Their Voice Echo as They Speak to the Person Inside of the Vehicle and that this is due to the volume on the ... Read More »
This technical bulletin provides a procedure to turn the audible feedback option on and off in the radio settings to prevent an audible beep will occur when scrolling from page 1 to page 2 of the OnStar menu, which may be interpreted as a ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio ?maximum number of phones are currently paired to the vehicle?. Read More »
This Preliminary Information communication provides information to the technician about vehicles that the radio will turn on unwanted after a key cycle when the radio was shut off before the key was turned off. Read More »
This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that when adjusting the Heater-Vent-Air Conditioning controls the Heater-Vent-Air Conditioning display is blank and/or various selections ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that the radio will turn on unwanted after a key cycle when the radio was shut off before the key was turned off. Read More »
This Preliminary Information communication provides information to the technician about vehicles that the radio will turn on unwanted after a key cycle when the radio was shut off before the key was turned off. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE HUMAN MACHINE INTERFACE, RADIO OR TUNER, RADIO CONTROLS, INTEGRATED CENTER STACK, DISPLAY, AND MEDIA DISC PLAYERS ARE PLACED ON RESTRICTION THROUGH THE GENERAL ... Read More »
THIS PRELIMINARY INFORMATION COMMUNICATES THE PROCEDURE TO THE TECHNICIAN HOW TO REGAIN BLU-RAY/CD/DVD PLAYER FUNCTION ON ALL NEW GENERATION INFOTAINMENT SYSTEMS WITH REGULAR PRODUCTION OPTION CODE U42 OR UWG BLU-RAY PLAYERS. 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 ADVISES THE TECHNICIAN TO REPROGRAM THE RADIO WITH THE LATEST CALIBRATIONS. THE CUSTOMER MAY HAVE WIPED THEIR DASH TO CLEAN IT, AND THE RADIO LOST AUDIO. Read More »
This technical bulletin is providing a procedure to reprogram the HMI module to correct multiple conditions including Waiting for Update Media Message, Voice Command For Calling Bluetooth Phone Contacts Inoperative, Intermittent Loss of ... Read More »
This Preliminary Information communication provides information to the technician that customers may inquire as to the availability of OnStar bluetooth on their vehicle. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Read More »
This Preliminary Information communication provides information to the technician about vehicles that the navigation system will be unable to enter addresses that contain diacritics using the touch screen. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN OF RECEIVING FREQUENT "OFF ROUTE" MESSAGES WHILE FOLLOWING TURN BY TURN (TBT) ROUTE NAVIGATION. Read More »
THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN OF RECEIVING FREQUENT "OFF ROUTE" MESSAGES WHILE FOLLOWING TURN BY TURN (TBT) ROUTE NAVIGATION. Read More »
This Preliminary information communicates a customer concern ofSIR light on with any DTC set in the SDM. During diagnostics a technician may find water in the SDM connector and is unable to locate a leak path. Read More »
16119 - Customer Satisfaction. General Motors has discovered an inadvertent error in the Parts Content Information portion of the window label on certain vehicles, which displays US/Canadian Parts Content for the vehicle, and Country of ... Read More »
This Preliminary Information communication provides information to the technician about an ECM calibration update to address ahesitation, bump, chuggle, jerk or a feeling of harshness between 25 and 45 MPH, light acceleration with the ... Read More »
This Preliminary Information communication provides information to the technician about an ECM calibration update to address aDTC P10D1. This PI updated from engineering aware of concern to valid calibration covered in TSB 17-NA-171. Read More »
This Preliminary Information communication provides information to the technician about an ECM calibration update to address DTC P054F setting.This PI updated from engineering aware of concern to valid calibration covered in TSB 17-NA-171. Read More »
This Preliminary information communicates Vehicles may be setting DTC P2101 falsely. In 2017 the K2XX introduced a “Driver Door Open Prime” (DDOP) feature that improves cold startability. Read More »
This Preliminary Information communication advises the technician that the Product Quality Center has ended the part restriction for the T87A Transmission Control Module. 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 advises technicians that the NOX Sensors restriction for the 2017 6.6L diesel engine Regular Production Option Code (L5P) has ended. Read More »
This Preliminary Information communication advises the technician when Service Information diagnostics indicates a fuel injector may need to be removed for a repair or replaced the injector will need a new seal. Read More »
This Preliminary information communicates the frontview camera will not calibrate / learn. Update GDS 2 to the latest Diagnostic package 2017.3.1 release 04/03/17. Then go back and do the learn. Read More »
This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of ... Read More »
This Preliminary information communicates to the technician when diagnosing intermittent circuit concerns to look at the connector for missing weather pack seals that could allow water intrusion into the connector and lead to corrosion on ... Read More »
This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (Base Warranty Coverage). Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Codes P0101, P0299 and / or P11DC. Read More »
17028 - Customer Satisfaction. Certain vehicles, equipped with 6.6L diesel engine (RPO L5P), may not have had the Diesel Engine Owner Manual Supplement and/or insert installed at the assembly plant. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Code P054F set. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Code P10D1 set. Read More »
This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared Message Displayed on DIC, DTC P2463 May Be Set. Read More »
This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (Base Warranty Coverage). 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 vehicles that may have a service engine soon malfunction indicator lamp, antilock braking system malfunction indicator lamp, service suspension system ... Read More »
This Preliminary Information communication advises the technician that the Starter Generator has been placed on parts restriction by General Motors Technical Assistance Center. Read More »
This warranty administration bulletin provide policy information on warranty and policy exchange program for electronic products for U.S. and Canada dealers only. 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 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 ABOUT VEHICLES THAT HAVE SPEEDOMETER INACCURATE READS 5 MPH WHEN TRAVELING 50 MPH. ENGINEERING IS WORKING TO DEVELOP A SOLUTION. Read More »
This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS). Read More »
THIS WARRANTY ADMINISTRATION BULLETIN PROVIDE POLICY ON PERFORMING GM COVERED VEHICLE SERVICES AND MAINTENANCE ON VEHICLES ORIGINATING/SOLD IN CANADA. Read More »
THIS WARRANTY ADMINISTRATION BULLETIN PROVIDES POLICY INFORMATION ON USING GM SERVICE POLICIES AND PROCEDURE MANUAL THAT REPRESENT KEY GM REQUIREMENTS FOR SERVICE OPERATIONS. Read More »
This informational bulletin provides warranty policy information on revised wiring repair labor operations and required additional information. Read More »
This informational bulletin provides warranty policy information on revised wiring repair labor operations and required additional information. Read More »
THIS WARRANTY ADMINISTRATION BULLETIN PROVIDE POLICY INFORMATION ON USING THE EL-50313 MIDTRONICS GR8 BATTERY TESTER/CHARGER FOR DIAGNOSING BATTERY REPLACEMENTS AND MAINTAINING BATTERIES ON NEW VEHICLES IN DEALER INVENTORY. Read More »
THIS WARRANTY ADMINISTRATION BULLETIN PROVIDES INFORMATION ON GM?S POLICY ON PERFORMING GM COVERED VEHICLE SERVICES AND MAINTENANCE ON VEHICLES ORIGINATING/SOLD IN CANADA. Read More »
This informational bulletin provides information on what is needed to be prepared for TAC, caller preparedness and checklists and contacting U.S. Read More »
This informational bulletin provides information on New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles and Generating Higher CSi Scores Read More »
This warranty informational bulletin provides a list of all the required operating procedures and explains them out to what is acceptable and not. Read More »
This informational bulletin provides Information Regarding Servicing Components Located Near SIR Components and how to properly disable the SIR system for repairs at or near Read More »
This Preliminary information communicates that water leaking into the headlamp assembly or headlamp assembly connections can cause an electrical short which will keep modules from shutting down causing a dead battery and a no crank ... Read More »
this informational bulletin provides Information on Using MyBuick, MyCadillac, MyChevrolet, and MyGMC Phone Applications to Control GM Accessory Remote Start Kits. Read More »
This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. Read More »
This informational bulletin explains possible normal condition of a flare from 1st to 2nd, even if the trans had been repaired for the flare and its still noticed. Read More »
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Engineering Information - Noise Originating from Front Shock/Strut While Traveling at Low Speeds and/or Going Over ... Read More »
This informational bulletin provides information on During Bluetooth Phone Conversations the Person Outside of Vehicle May Hear Their Voice Echo as They Speak to the Person Inside of the Vehicle and that this is due to the volume on the ... Read More »
This Preliminary Information communication provides information to the technician about vehicle that may have a front driver's or passenger's seat back may lean or be turned outward. Read More »
This warranty administration bulletin provides policy information on Causal Part requirements for transactions submitted to GM for payment. Read More »
This Preliminary Information communication provides information to the technician about vehicles that have an excessive lateral driver or passenger seat movement and/or a clunk/click/pop type feeling or noise. Read More »
this informational bulletin provides Information on Using MyBuick, MyCadillac, MyChevrolet, and MyGMC Phone Applications to Control GM Accessory Remote Start Kits. Read More »
This Preliminary Information communication provides information to the technician about vehicles with an intermittent loss of gridlines in the rear camera display screen and a "Service Rear Vision System" message that both happen at the ... Read More »
This Preliminary Information communication provides information to the technician about removing the tinnerman push nuts when installing the accessory Accessory 22" Wheels Regular Production Option Code (SES, SEU, SEY, OR SEZ) or ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a coolant loss and/or coolant odor after driving the vehicle. Read More »
This Preliminary Information communication provides information to the technician about removing the tinnerman push nuts when installing the accessory 22" 6-Spoke Split Chrome Wheels Regular Production Option Code (SEU) or during any ... 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 new tools used for the Hem Flanges and how to repair and seal the flanges when the repairs are done. Read More »
This Preliminary Information communication provides information to the technician about vehicles that when adjusting the Heater-Vent-Air Conditioning controls the Heater-Vent-Air Conditioning display is blank and/or various selections ... Read More »
This Preliminary Information communication provides information to the technician about vehicles that have a poor Heater-Vent-Air Conditioning air flow from the passenger side far right dash vent when compared to the other dash vents. Read More »
This Preliminary Information communication provides information to the technician about vehicles that when adjusting the Heater-Vent-Air Conditioning controls the Heater-Vent-Air Conditioning display is blank and/or various selections ... Read More »
