Technical Service Bulletins (TSBs) for the 1999 Corvette 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 communicates diagnostic information to dealership techs to assist them in diagnosing either a "Service Column Lock" or a "Pull Key, Wait 10 Seconds" message on the DIC. Read More »
REVISED STEERING WHEEL POSITION SENSOR OR STEERING SHAFT LOWER BEARING REPLACEMENT PROCEDURE AND STEERING WHEEL POSITION SENSOR CENTERING PROCEDURE. *EH Read More »
SOME VEHICLES MAY EXPERIENCE A CONDITION IN WHICH THE ELECTRONIC COLUMN LOCK MAY NOT FUNCTION AS INTENDED, THE CONDITION COULD RESULT IN THE FAILURE OF THE STEERING COLUMN TO UNLOCK DURING INITIAL KEY IN AND START UP, SHOULD THE COLUMN ... Read More »
SPECIAL POLICY ADJUSTMENT-ELECTRONIC COLUMN LOCK SYSTEM. THE COLUMN LOCK MAY FAIL TO UNLOCK THE STEERING COLUMN WHEN THE VEHICLE IS STARTED. *TT Read More »
CUSTOMER SATISFACTION CAMPAIGN INVOLVES VEHICLES EXHIBITING A CONDITION IN WHICH THE ELECTRONIC COLUMN LOCK MAY NOT FUNCTION AS INTENDED. *TT 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 front and or rear composite springs cracked and/or broken. Read More »
CADILLAC/CHEVROLET: FOR NO APPARENT REASON, THE FRONT AND/OR REAR, COMPOSITE SPRINGS WOULD CRACK AND/OR BECOME BROKEN. MODELS 2004-2009 XLR; 1997-2013 CORVETTE. *PE Read More »
CADILLAC/CHEVROLET: FOR NO APPARENT REASON, THE FRONT AND/OR REAR, COMPOSITE SPRINGS WOULD CRACK AND/OR BECOME BROKEN. MODELS 2004-2009 XLR; 1997-2013 CORVETTE. *PE 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 »
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
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 »
SOME CUSTOMERS MAY COMMENT ON A MILD TO SEVERE ENGINE PING (COMMONLY REFERRED TO AS SPARK KNOCK) USUALLY WORSE DURING ACCELERATION AND / OR AN ILLUMINATED MALFUNCTION INDICATOR LAMP. *TT Read More »
SOME CUSTOMERS MAY COMMENT ON A MILD TO SEVERE ENGINE PING (SPARK KNOCK) DURING ACCELERATION AND / OR ILLUMINATED MALFUNCTION INDICATOR LAMP WITH DIAGNOSTIC TROUBLE CODE P0332 SET. *TT Read More »
SOME CUSTOMERS MAY COMMENT ON AN INTERMITTENT ACCESSORY DRIVE RUMBLE NOISE WHEN PERFORMING A GARAGE SHIFT AND / OR DURING PARKING LOT MANEUVERS, SUCH AS TURNING THE STEERING WHEEL TO THE LOCK POSITION. Read More »
ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
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 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 »
GM: THE FUEL GAUGE MAY SHOW EMPTY WHEN THERE IS STILL GAS IN THE TANK. VEHICLES MAY ALSO RUN OUT OF GAS WITH THE FUEL GAUGE AT HALF-FULL. *RM Read More »
SOME OWNERS MAY COMMENT ABOUT INACCURATE / ERRATIC FUEL LEVEL GAGE READING CONDITIONS SUCH AS THE FUEL GAGE SUDDENLY DROPS TO E (EMPTY) AND CHECK GAGES MESSAGE ILLUMINATES; FUEL GAGE DOES NOT GO TO F (FULL) AFTER FILLING FUEL TANK AND / ... Read More »
GM: THE FUEL GAUGE MAY SHOW EMPTY WHEN THERE IS STILL GAS IN THE TANK. VEHICLES MAY ALSO RUN OUT OF GAS WITH THE FUEL GAUGE AT HALF-FULL. *RM Read More »
GM: THE FUEL GAUGE MAY SHOW EMPTY WHEN THERE IS STILL GAS IN THE TANK. VEHICLES MAY ALSO RUN OUT OF GAS WITH THE FUEL GAUGE AT HALF-FULL. *RM Read More »
This Preliminary Information communication provides information to the technician about cooler line fittings that come with the 4T65E General Motors remanufactured transmission may not be the same as Original equipment manufacturer quick ... 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 »
SOME CUSTOMERS MAY COMMENT ON A HARSH 1-2 UPSHIFT AND THE CHECK ENGINE LIGHT OR SERVICE ENGINE SOON INDICATOR IS ILLUMINATED AND DIAGNOSTIC TROUBLE CODE P1870 SET. *TT Read More »
SOME CUSTOMERS MAY COMMENT THAT 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. Read More »
INFORMATION REGARDING HARSH 1-2 UPSHIFT, SERVICE ENGINE SOON, MALFUNCTION INDICATOR LAMP, OR CEL ILLUMINATED, DIAGNOSTIC TROUBLE CODE P1870 SET. Read More »
THIS TECHNICAL SERVICE BULLETIN STATES THAT TECHNICIANS MAY EXPERIENCE DIFFICULTY IN REMOVING THE CONNECTORS FROM THE PARK / NEUTRAL POSITION SWITCH, USUALLY WHEN TRYING TO REMOVE THE SWITCH DURING TRANSMISSION SERVICE. Read More »
THE ENGINE DOES NOT STALL WHEN PERFORMING A P1870 DIAGNOSTIC TEST WITH THE TECH 2 SCAN TOOL OR WHEN COMMANDING THE TORQUE CONVERTER CLUTCH ENABLE SOLENOID ON APPLICATIONS THAT DO NOT HAVE THE P1870 DIAGNOSTIC TEST LISTED. Read More »
POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
This Preliminary Information communication provides information to the technician about cooler line fittings that come with the 4T65E General Motors remanufactured transmission may not be the same as Original equipment manufacturer quick ... 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 vehicles that have a Supplemental Inflatable Restraint lamp, Service Vehicle Soon lamp on and/or radio locked, possibly after module replacement. Read More »
INFORMATION CONCERNING 1997, 1998, 1999, 2000, 2001 AND 2002 CORVETTES WITH BODY CONTROL MODULE CONCERNS ON VEHICLES USING AFTERMARKET ELECTRONIC COLUMN LOCK BYPASS SYSTEM. NLM Read More »
This Preliminary Information communication provides information to the technician about vehicles that have multiple Head Up Display issues. 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 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 »
SOME CUSTOMERS MAY COMMENT ON AN INOPERATIVE WINDOW MOTOR; A GROWLING TYPE NOISE FROM INSIDE THE DOOR AS THE GLASS IS GOING UP OR DOWN. *TT Read More »
CUSTOMER MAY COMPLAIN THAT THE CHIME SOUNDS WHEN KEY IS REMOVED FROM IGNITION, INTERMITTENT OPERATION OF POWER DOOR LOCKS, KEYLESS ENTRY, STEERING COLUMN LOCK OR MEMORY SEATS. *TT Read More »
POOR RADIO RECEPTION OR RADIO STATIC/ INCREASED INTERFERENCE WITH REAR WINDOW DEFOGGER ON OR SOME REAR WINDOW DEFOGGER GRIDS MAY BE INOPERATIVE. *TT Read More »
SOME VEHICLES MAY EXHIBIT A CONDITION IN WHICH THE LAP BELT WEBBING MAY TWIST, ALLOWING THE WEBBING TO BECOME JAMMED IN THE RETRACTOR. WHEN THE BELT WEBBING BECOMES JAMMED IN THE RETRACTOR, THE BELT MAY BE UNUSABLE. Read More »
A CONCERN HAS BEEN IDENTIFIED WHERE A SCREW THAT ATTACHES THE B-PILLAR WEATHER-STRIP RETAINER CONTACTS THE CONVERTIBLE TOP MATERIAL AND WEARS A HOLE IN THE TOP MATERIAL. *TT 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 »
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 provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »
This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. 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 cooler line fittings that come with the 4T65E General Motors remanufactured transmission may not be the same as Original equipment manufacturer quick ... 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 provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »
This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »
This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »
This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »
This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. 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 provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »
This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. 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 provides information to the technician about vehicles that have multiple Head Up Display issues. Read More »
