Technical Service Bulletins (TSBs) for the 2009 Sierra 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.

    STEERING

    • TSB #PI0639C

      Date Announced:
      JAN 25, 2016
      NHTSA ID:
      #10112287

      This preliminary informational bulletin provides a procedure to apply dielectric grease and a piece of adhesive shim stock to the steering angle sensor connector to correct a condition of service stabilitak message displayed in DIC and ... Read More »

    • TSB #PIT-4322-D

      Date Announced:
      NOV 01, 2014
      NHTSA ID:
      #10037626

      GM: THERE IS UNWANTED STABILITY ACTION OR STABILITY LIGHT ON. THIS CAN BE CAUSED BY THE SUSPENSION BEING MODIFIED. *RM UPDATED 6/18/12. Read More »

    • TSB #PIT4844E

      Date Announced:
      OCT 02, 2013
      NHTSA ID:
      #10112384

      This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Read More »

    • TSB #PI0639A

      Date Announced:
      MAY 01, 2013
      NHTSA ID:
      #10043887

      GM: THE SERVICE STABILITRAK MESSAGE BEING DISPLAYED IN DIC. THE STABILITRAK INDICATOR LIGHT MAY ALSO BE ON. *JS UPDATED ON 7/9/2013. *KB Read More »

    • TSB #PIT4844D

      Date Announced:
      NOV 02, 2012
      NHTSA ID:
      #10112535

      This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Read More »

    • TSB #SB-10-02-33-001

      Date Announced:
      OCT 01, 2010
      NHTSA ID:
      #10036545

      BUICK/CADILLAC/CHEVROLET/GMC/OLDSMOBILE AND HUMMER: INFORMATION ON PITMAN ARM SHAFT SEAL SERVICE KIT. DO NOT REPLACE ENTIRE STEERING GEAR FOR PITMAN SEAL LEAK. Read More »

    • TSB #SB-08-02-35-004A

      Date Announced:
      APR 01, 2009
      NHTSA ID:
      #10030122

      GENERAL MOTORS: THE LEFT AND/OR RIGHT STEERING WHEEL LOWER (SPOKE) COVER IS WARPED, LOOSE, DISCOLORED OR JUST FITS POORLY IN THE STEERING WHEEL. THE PAINT FINISH SEEMS TO BE PEELING. Read More »

    STEERING: STEERING WHEEL/HANDLE BAR

    • TSB #PIT5184A

      Date Announced:
      NOV 25, 2013
      NHTSA ID:
      #10112368

      This Preliminary Information communication provides information to the technician about vehicles that have an instrument panel backlighting flashes, flickers or inoperative, unwanted horn activation, radio controls inoperative or unwanted ... Read More »

    • TSB #PIT-5184

      Date Announced:
      OCT 01, 2012
      NHTSA ID:
      #10047839

      CADILLAC/CHEVROLET/GMC: WILL HAVE INOPERATIVE CRUISE CONTROL; INOPERATIVE OR UNWANTED ACTIVATION OF RADIO CONTROLS; BACKLIGHTING FLASHES, FLICKERS OR INOPERATIVE DUE TO POSSIBLE SHORT TO GROUND ON STEERING WHEEL COIL CONNECTOR X2. Read More »

    • TSB #SB-08-02-35-004A

      Date Announced:
      APR 01, 2009
      NHTSA ID:
      #10030122

      GENERAL MOTORS: THE LEFT AND/OR RIGHT STEERING WHEEL LOWER (SPOKE) COVER IS WARPED, LOOSE, DISCOLORED OR JUST FITS POORLY IN THE STEERING WHEEL. THE PAINT FINISH SEEMS TO BE PEELING. Read More »

    STEERING:GEAR BOX (OTHER THAN RACK AND PINION)

    • TSB #PIP-4647A

      Date Announced:
      JUN 01, 2009
      NHTSA ID:
      #10032869

      GMC/CHEVROLET/SAAB/HUMMER: BIND/TIE-UP IN FOURTH GEAR, NO SECOND OR FOURTH GEARS, OVERRUN CLUTCH DISTRESS. Read More »

    STEERING:GEAR BOX:SHAFT PITMAN

    • TSB #SB-10-02-33-001

      Date Announced:
      OCT 01, 2010
      NHTSA ID:
      #10036545

      BUICK/CADILLAC/CHEVROLET/GMC/OLDSMOBILE AND HUMMER: INFORMATION ON PITMAN ARM SHAFT SEAL SERVICE KIT. DO NOT REPLACE ENTIRE STEERING GEAR FOR PITMAN SEAL LEAK. Read More »

    STEERING:HYDRAULIC POWER ASSIST SYSTEM

    • TSB #13-02-32-001D

      Date Announced:
      JAN 19, 2016
      NHTSA ID:
      #10112278

      This technical bulletin provides a procedure to flush and bleed the power steering system to correct a condition of power steering noise or fluid leak from power steering pump, gear or high pressure hose during extreme low temperature ... Read More »

    • TSB #SB-07-02-32-002N

      Date Announced:
      SEP 01, 2013
      NHTSA ID:
      #10053864

      BUICK/CADILLAC/CHEVROLET/GMC/PONTIAC/ SATURN: THERE IS FLUID LEAKING FROM POWER STEERING SYSTEM, ALONG A FLUID LEAK IN FRONT OF VEHICLE UNDERNEATH AND SHOULD BE INSPECTED, CLEANED AND IDENTIFIED BEFORE REPAIRING OR REPLACING. Read More »

    STEERING:HYDRAULIC POWER ASSIST:PUMP

    • TSB #050232008

      Date Announced:
      APR 01, 2011
      NHTSA ID:
      #10022671

      GEAR BOX POWER STEERING PUMP, P/S PERFORMANCE CONCERNS. *NJ UPDATED ON 6/30/2011. *KB Read More »

    STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS

    • TSB #12-02-32-001

      Date Announced:
      FEB 01, 2013
      NHTSA ID:
      #10043850

      GMC: HYDRAULIC POWER STEERING LEAK AT HOSE CONNECTION TO STEERING RACK. ALL POTENTIAL LEAKS SHOULD BE COMPLETELY CLEANED AND INDENTIFIED BEFORE ATTEMPTING TO REPAIR OR REPLACE ANY POWER STEERING COMPONENTS. *JS UPDATED 4/22/13. Read More »

    STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID

    • TSB #SB-07-02-32-002N

      Date Announced:
      SEP 01, 2013
      NHTSA ID:
      #10053864

      BUICK/CADILLAC/CHEVROLET/GMC/PONTIAC/ SATURN: THERE IS FLUID LEAKING FROM POWER STEERING SYSTEM, ALONG A FLUID LEAK IN FRONT OF VEHICLE UNDERNEATH AND SHOULD BE INSPECTED, CLEANED AND IDENTIFIED BEFORE REPAIRING OR REPLACING. Read More »

    STEERING:ELECTRIC POWER ASSIST SYSTEM

    • TSB #PI0639C

      Date Announced:
      JAN 25, 2016
      NHTSA ID:
      #10112287

      This preliminary informational bulletin provides a procedure to apply dielectric grease and a piece of adhesive shim stock to the steering angle sensor connector to correct a condition of service stabilitak message displayed in DIC and ... Read More »

    SUSPENSION

    • TSB #09-03-09-001C

      Date Announced:
      FEB 13, 2015
      NHTSA ID:
      #10113548

      This technical bulletin provides repair information for the re-torque of leaf spring bolts to correct a customer concern for a clunking noise coming from the rear of the vehicle. Read More »

    • TSB #09-03-09-001B

      Date Announced:
      FEB 12, 2015
      NHTSA ID:
      #10113543

      This technical bulletin provides repair information for the re-torque of leaf spring bolts to correct a customer concern for a clunking noise coming from the rear of the vehicle. Read More »

    • TSB #PIT-4322-D

      Date Announced:
      NOV 01, 2014
      NHTSA ID:
      #10037626

      GM: THERE IS UNWANTED STABILITY ACTION OR STABILITY LIGHT ON. THIS CAN BE CAUSED BY THE SUSPENSION BEING MODIFIED. *RM UPDATED 6/18/12. Read More »

    SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY

    • TSB #09-03-09-001C

      Date Announced:
      FEB 13, 2015
      NHTSA ID:
      #10113548

      This technical bulletin provides repair information for the re-torque of leaf spring bolts to correct a customer concern for a clunking noise coming from the rear of the vehicle. Read More »

    • TSB #09-03-09-001B

      Date Announced:
      FEB 12, 2015
      NHTSA ID:
      #10113543

      This technical bulletin provides repair information for the re-torque of leaf spring bolts to correct a customer concern for a clunking noise coming from the rear of the vehicle. Read More »

    SUSPENSION:FRONT:HUB

    • TSB #PIT3078F

      Date Announced:
      OCT 29, 2012
      NHTSA ID:
      #10112519

      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 »

    SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY

    • TSB #06-03-09-004H

      Date Announced:
      JUL 17, 2017
      NHTSA ID:
      #10108599

      This technical bulletin provides a procedure to lube the rear leaf springs on vehicles with the condition of a squeak noise originating from the rear of the vehicle. Read More »

    • TSB #09-03-09-001C

      Date Announced:
      FEB 13, 2015
      NHTSA ID:
      #10113548

      This technical bulletin provides repair information for the re-torque of leaf spring bolts to correct a customer concern for a clunking noise coming from the rear of the vehicle. Read More »

    • TSB #09-03-09-001B

      Date Announced:
      FEB 12, 2015
      NHTSA ID:
      #10113543

      This technical bulletin provides repair information for the re-torque of leaf spring bolts to correct a customer concern for a clunking noise coming from the rear of the vehicle. Read More »

    • TSB #SB-09-03-09-001

      Date Announced:
      APR 01, 2011
      NHTSA ID:
      #10030766

      CHEVROLET/GMC: A CLUNKING NOISE COMING FROM THE REAR OF THE VEHICLE. UPON FURTHER INVESTIGATION, THE TECHNICIAN MAY DIAGNOSE THE NOISE COMING FROM THE REAR SUSPENSION LEAF SPRING AREA. *PE UPDATED 6/30/2011. Read More »

    SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:LEAF

    • TSB #SB-09-03-09-001

      Date Announced:
      APR 01, 2011
      NHTSA ID:
      #10030766

      CHEVROLET/GMC: A CLUNKING NOISE COMING FROM THE REAR OF THE VEHICLE. UPON FURTHER INVESTIGATION, THE TECHNICIAN MAY DIAGNOSE THE NOISE COMING FROM THE REAR SUSPENSION LEAF SPRING AREA. *PE UPDATED 6/30/2011. Read More »

    TRACTION CONTROL SYSTEM

    • TSB #PIT-5120-A

      Date Announced:
      SEP 01, 2012
      NHTSA ID:
      #10047479

      GMC/CHEVROLET/CADILLAC: INSTRUMENT PANEL MESSAGES REGARDING STABILITRAK MESSAGE, TRACTION CONTROL MESSAGE, SERVICE BRAKE SYSTEM MESSAGE, IS OFF AND GAUGES, IN VARIOUS MODULES LOW SPEED SETTINGS, ARE INOPERATIVE. Read More »

    BRAKES (PWS)

    • TSB #00-05-22-002O

      Date Announced:
      MAR 24, 2015
      NHTSA ID:
      #10113770

      This informational bulletin provides technicians with a brake lathe calibration procedure. Read More »

    • TSB #06-00-89-026L

      Date Announced:
      AUG 26, 2013
      NHTSA ID:
      #10113502

      This warranty administration bulletin provide policy information on a revised customer concern not duplicated/verified labor operation numbers and how to submit CCND. Read More »

    • TSB #PIT4383N

      Date Announced:
      NOV 16, 2012
      NHTSA ID:
      #10112580

      This Preliminary Information communication advises the technician that the Electronic Brake Control Module and Brake Pressure Modulator Valve for the 2-Mode Hybrid Utilities and Trucks will be placed on a parts restriction through the ... Read More »

    • TSB #PIT3665C

      Date Announced:
      NOV 06, 2012
      NHTSA ID:
      #10112546

      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 »

    • TSB #PIT4826B

      Date Announced:
      NOV 01, 2012
      NHTSA ID:
      #10112531

      This Preliminary Information communication provides information to the technician about hairline cracks may be noticed in the pad friction material, when performing a brake inspection. Read More »

    SERVICE BRAKES, HYDRAULIC

    • TSB #PIT4597E

      Date Announced:
      MAR 01, 2016
      NHTSA ID:
      #10113887

      This Preliminary Information communication provides the technician with the additional steps that are needed to help perform a successful brake bleed on the 2-Mode Hybrid with Regular Production Option Code HP2. Read More »

    • TSB #PIT3665C

      Date Announced:
      NOV 06, 2012
      NHTSA ID:
      #10112546

      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 »

    • TSB #PIT-4847

      Date Announced:
      JUN 01, 2010
      NHTSA ID:
      #10030245

      CADILLAC/CHEVROLET/GMC: SERVICE BRAKE SYSTEM MESSAGE ON WITH DTCS C012E, C12FE. CONCERNS AFTER QUICKLY SHIFTING OUT OF THE PARK POSITION. INCLUDE HYBRIDS:TAHOES, SILVERADOS, SIERRAS AND YUKONS. *PE UPDATED 6/8/10. Read More »

    SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

    • TSB #PIT3665E

      Date Announced:
      JAN 31, 2017
      NHTSA ID:
      #10113364

      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 »

    • TSB #PIT4593

      Date Announced:
      FEB 01, 2009
      NHTSA ID:
      #10024544

      (HYBRID) NO BRAKE ASSIST AFTER A BATTERY DISCONNECT. WITH RPO HP2. *NJ UPDATED 12/3/08. *PE UPDATED 8/19/09. *PE Read More »

    SERVICE BRAKES, ELECTRIC

    • TSB #PIT4600E

      Date Announced:
      NOV 15, 2012
      NHTSA ID:
      #10112577

      This Preliminary Information communication provides information to the technician about Electronic Brake Control Module relearn procedure is required anytime the Electronic Brake Control Module is replaced or has been Service Programming ... Read More »

    • TSB #PIT4593D

      Date Announced:
      NOV 15, 2012
      NHTSA ID:
      #10112578

      This Preliminary Information communication provides information to the technician about vehicles that have a lack of brake assist after disconnecting the battery or after the 12 volts battery has run low on voltage. Read More »

    • TSB #PIT4225F

      Date Announced:
      NOV 06, 2012
      NHTSA ID:
      #10112551

      This Preliminary Information communication provides information to the technician about vehicles that have an Antilock Braking System lamp followed by a Service Stability message in the Drivers Information Center. Read More »

    • TSB #PIT4169F

      Date Announced:
      OCT 31, 2012
      NHTSA ID:
      #10112526

      This Preliminary Information communication provides information to the technician about vehicles that have a "Service Stability Message" appears on the Drivers Information Center. Read More »

    • TSB #TB-09-05-22-003

      Date Announced:
      MAY 01, 2009
      NHTSA ID:
      #10030652

      GENERAL MOTORS: THE BRAKES ARE GRABBY OR TOUCHY WHEN APPLIED OR AN INTERMITTENT MIL/SES LIGHT MAY BE ILLUMINATED. UPON FURTHER INVESTIGATION, THE TECHNICIAN MAY FIND DTC C012E SET IN THE EBCM AND C12FE SET IN THE ECM. Read More »

    • TSB #PIT4046

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10022694

      SERVICE BRAKES SOON MESSAGE DTC C0299. *NJ UPDATED 5/13/08. *NJ UPDATED 12/5/08. NO HYBRIDS VEHICLES. *PE Read More »

    • TSB #4169

      Date Announced:
      JUL 01, 2008
      NHTSA ID:
      #10020883

      SERVICE STABILITY LAMP DIAGNOSTIC TROUBLE CODE (DTC) C0561. *KB UPDATED 9/30/08. *PE Read More »

    SERVICE BRAKES, HYDRAULIC:POWER ASSIST

    • TSB #PIT4593

      Date Announced:
      FEB 01, 2009
      NHTSA ID:
      #10024544

      (HYBRID) NO BRAKE ASSIST AFTER A BATTERY DISCONNECT. WITH RPO HP2. *NJ UPDATED 12/3/08. *PE UPDATED 8/19/09. *PE Read More »

    SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS

    • TSB #PIT-4597

      Date Announced:
      MAY 01, 2011
      NHTSA ID:
      #10024545

      (HYBRID) ADDITIONAL INFORMATION ON BLEEDING THE BRAKES. WITH RPO HP2. *NJ UPDATED 6/27/11. *PE Read More »

    SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS

    • TSB #PIT4826B

      Date Announced:
      NOV 01, 2012
      NHTSA ID:
      #10112531

      This Preliminary Information communication provides information to the technician about hairline cracks may be noticed in the pad friction material, when performing a brake inspection. Read More »

    SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

    • TSB #PIT4225F

      Date Announced:
      NOV 06, 2012
      NHTSA ID:
      #10112551

      This Preliminary Information communication provides information to the technician about vehicles that have an Antilock Braking System lamp followed by a Service Stability message in the Drivers Information Center. Read More »

    SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT

    • TSB #PIP-4966

      Date Announced:
      JUN 01, 2012
      NHTSA ID:
      #10042386

      CHEVROLET/CADILLAC/GMC: CERTAIN VEHICLES EXPERIENCING ERRATIC OR INOPERATIVE SPEEDOMETER OR ANTI-LOCK BRAKE SYSTEM MESSAGE OR MALFUNCTIONING INDICATOR LIGHT DISPLAYING IN DRIVER'S INFORMATION CENTER. Read More »

    • TSB #PIT-4563

      Date Announced:
      MAY 01, 2011
      NHTSA ID:
      #10024284

      ABS LIGHT ON DTC C0561 STORED IN THE EBCM. WITH RPO HP2. HYBRID ONLY. *NJ UPDATED 12/3/08. *PE UPDATED 8/19/09. *PE UPDATED 6/27/11. *PE Read More »

    SERVICE BRAKES, AIR

    • TSB #4169

      Date Announced:
      JUL 01, 2008
      NHTSA ID:
      #10020883

      SERVICE STABILITY LAMP DIAGNOSTIC TROUBLE CODE (DTC) C0561. *KB UPDATED 9/30/08. *PE Read More »

    SERVICE BRAKES, AIR:DRUM

    • TSB #SB-10-05-23-001A

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10037542

      GM: THERE MAY BE A PULSATION OR VIBRATION IN THE STEERING WHEEL WHILE GOING DOWNHILL. THERE COULD ALSO BE A RUMBLING NOISE. THIS IS LIKELY CAUSED BY THE BRAKES. *RM Read More »

    SERVICE BRAKES, AIR:DISC

    • TSB #SB-10-05-23-001A

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10037542

      GM: THERE MAY BE A PULSATION OR VIBRATION IN THE STEERING WHEEL WHILE GOING DOWNHILL. THERE COULD ALSO BE A RUMBLING NOISE. THIS IS LIKELY CAUSED BY THE BRAKES. *RM Read More »

    SERVICE BRAKES, AIR:DISC:PADS

    • TSB #PIT4826B

      Date Announced:
      NOV 01, 2012
      NHTSA ID:
      #10112531

      This Preliminary Information communication provides information to the technician about hairline cracks may be noticed in the pad friction material, when performing a brake inspection. Read More »

    • TSB #SB-10-05-23-001A

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10037542

      GM: THERE MAY BE A PULSATION OR VIBRATION IN THE STEERING WHEEL WHILE GOING DOWNHILL. THERE COULD ALSO BE A RUMBLING NOISE. THIS IS LIKELY CAUSED BY THE BRAKES. *RM Read More »

    SERVICE BRAKES, AIR:ANTILOCK

    • TSB #PIT4225F

      Date Announced:
      NOV 06, 2012
      NHTSA ID:
      #10112551

      This Preliminary Information communication provides information to the technician about vehicles that have an Antilock Braking System lamp followed by a Service Stability message in the Drivers Information Center. Read More »

    SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT

    • TSB #PIP-4966

      Date Announced:
      JUN 01, 2012
      NHTSA ID:
      #10042386

      CHEVROLET/CADILLAC/GMC: CERTAIN VEHICLES EXPERIENCING ERRATIC OR INOPERATIVE SPEEDOMETER OR ANTI-LOCK BRAKE SYSTEM MESSAGE OR MALFUNCTIONING INDICATOR LIGHT DISPLAYING IN DRIVER'S INFORMATION CENTER. Read More »

    PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE

    • TSB #SB-09-09-41-005

      Date Announced:
      JUL 01, 2009
      NHTSA ID:
      #10032336

      GMC/CADILLAC/CHEVROLET: AIR BAG READINESS LIGHT ON, SERVICE AIR BAG MESSAGE, INFLATABLE RESTRAINT SENSING AND DIAGNOSTIC MODULE (SDM) CORROSION (REPLACE SDM/CUT AND REMOVE CARPET PAD). Read More »

    ENGINE (PWS)

    • TSB #PIP5276F

      Date Announced:
      MAR 01, 2016
      NHTSA ID:
      #10113888

      This Preliminary Information communication provides steps the technician will uses to diagnose and repair vehicles that have low oil pressure after an oil change with the engine Regular Production Option Code L20, L77, L94, L96, L99, L9H, ... Read More »

    • TSB #PIP5104B

      Date Announced:
      FEB 09, 2016
      NHTSA ID:
      #10095901

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE A COLD ENGINE TICK NOISE FOR 50 SECONDS AT START UP. Read More »

    • TSB #06-06-01-010C

      Date Announced:
      JAN 14, 2016
      NHTSA ID:
      #10112272

      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 »

    • TSB #PIP-5276-E

      Date Announced:
      AUG 01, 2015
      NHTSA ID:
      #10059078

      CADILLAC/CHEVROLET/GMC: ON SOME VEHICLES AND/OR TRUCKS, INSTRUMENT CLUSTER WILL ILLUMINATE, AFTER AN OIL CHANGE, INDICATING LOW OIL PRESSURE AND/OR SES LAMP WILL ILLUMINATE. Read More »

    • TSB #SB-080604003-C

      Date Announced:
      SEP 01, 2014
      NHTSA ID:
      #10056354

      GMC/CHEVROLET: ENGINES, WITH EGR SYSTEM, HAS LEAKAGE FROM EGR COOLER ENGINE COOLANT INTO THE COMBUSTION CHAMBER. MODEL 2002-15 SILVERADO, SIERRA, 2004-09 KODIAK C4500-C5500, TOPKICK C4500-C5500, 2006-15 EXPRESS, SAVANA. Read More »

    • TSB #PIP3783D

      Date Announced:
      JUL 16, 2014
      NHTSA ID:
      #10112115

      This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on or reduced engine power message. Read More »

    • TSB #PIP3119M

      Date Announced:
      MAY 14, 2014
      NHTSA ID:
      #10112069

      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 »

    • TSB #PIP-5168-C

      Date Announced:
      APR 01, 2014
      NHTSA ID:
      #10055840

      GMC/CHEVROLET: SOME VEHICLES/TRUCKS MAY EXPERIENCE A NO CRANKING OR STARTING, CAUSED BY POSSIBLE EXCESSIVE LEAKAGE FROM CYLINDER PAST EXHAUST OR INTAKE VALVE, LOW STATIC COMPRESSION, SENSOR IS DISCONNECTED, OR WHILE CRANKING, VALVE TRAIN ... Read More »

    • TSB #SB-11273

      Date Announced:
      DEC 01, 2013
      NHTSA ID:
      #10047220

      HUMMER/CADILLAC, CHEVROLET, GMC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ENGINE MAY HAVE REDUCED POWER, RUNNING ROUGH, AND POSSIBLE HAVE MALFUNCTION INDICATOR LAMP ON, DUE THROTTLE POSITION SENSOR. Read More »

    • TSB #PIP4568P

      Date Announced:
      OCT 30, 2013
      NHTSA ID:
      #10112436

      This Preliminary Information communication provides information to the technician that some vehicles may have a Service Engine Soon lamp, engine misfire on cylinder 1, 4, 6, or 7 and/or tick noise. Read More »

    • TSB #SB-11273-A

      Date Announced:
      JUN 28, 2013
      NHTSA ID:
      #10059928

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #PIP5083

      Date Announced:
      JAN 16, 2013
      NHTSA ID:
      #10112725

      This Preliminary Information communication provides information to the technician about vehicles that have misfires on cylinders 1, 4, 6 and 7. Technician should inspect the camshaft part numbers. Read More »

    • TSB #PIP-4828-A

      Date Announced:
      JAN 01, 2013
      NHTSA ID:
      #10051760

      CHEVROLET/GMC: AFTER COLD STARTING ENGINE AND PLACING IN GEAR, WOULD HAVE A ROUGH IDLE AND/LACK OF POWER, MOMENTARILY BEFORE STARTUP A FEW MINUTES LATER. MODELS 2009-2013 EXPRESS, SILVERADO, SUBURBAN, SAVANA, SIERRA. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #00-06-01-026G

      Date Announced:
      AUG 04, 2015
      NHTSA ID:
      #10113792

      This informational bulletin provides information to technicians regarding intake manifold inspection/replacement after severe internal engine damage. Read More »

    • TSB #07-06-04-019E

      Date Announced:
      JUN 23, 2015
      NHTSA ID:
      #10113703

      This technical bulletin provides repair information for repairing the IP to body harness connector to correct a customer concern for intermittent Malfunction Indicator Lamp (MIL) illuminated with Reduced Engine Power displayed and DTC ... Read More »

    • TSB #15-00-89-004A

      Date Announced:
      MAY 22, 2015
      NHTSA ID:
      #10113658

      This informational bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered seepage. Read More »

    • TSB #00-06-01-026F

      Date Announced:
      MAY 21, 2015
      NHTSA ID:
      #10113657

      This informational bulletin provides information to technicians regarding intake manifold inspection/replacement after severe internal engine damage. Read More »

    • TSB #15-00-90-001

      Date Announced:
      MAR 06, 2015
      NHTSA ID:
      #10113738

      This informational bulletin provides technicians with diagnostic tips for preventing oil leaks after changing oil and filter. Read More »

    • TSB #PIP4568R

      Date Announced:
      JAN 21, 2015
      NHTSA ID:
      #10114354

      This Preliminary Information communication provides information to the technician that some vehicles may have a Service Engine Soon lamp, engine misfire on cylinder 1, 4, 6, or 7 and/or tick noise. Read More »

    • TSB #PIP4932C

      Date Announced:
      AUG 15, 2014
      NHTSA ID:
      #10112168

      This Preliminary Information communication provides information to the technician about vehicles with Service Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Code P0101. Read More »

    • TSB #PIT4821D

      Date Announced:
      MAY 20, 2014
      NHTSA ID:
      #10112078

      This Preliminary Information communication advises the technician that the 2-Mode Drive Motor Generator Battery placed on parts restriction by General Motors Technical Assistance Center. Read More »

    • TSB #PIP4792D

      Date Announced:
      JAN 30, 2014
      NHTSA ID:
      #10112043

      This Preliminary Information communication provides information to the technician about vehicles that have a an extended crank on cold start, brief rough running on cold start, black exhaust color, and/or Service Engine Soon Malfunction ... Read More »

    • TSB #PIP5168A

      Date Announced:
      JAN 22, 2014
      NHTSA ID:
      #10112018

      This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a no crank concern. Read More »

    • TSB #06-06-01-010B

      Date Announced:
      AUG 19, 2013
      NHTSA ID:
      #10113494

      This informational bulletin provides information on close-coupled converter and engine replacement. Read More »

    • TSB #PIP3119L

      Date Announced:
      JUN 24, 2013
      NHTSA ID:
      #10113059

      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 »

    • TSB #PIP4158E

      Date Announced:
      APR 05, 2013
      NHTSA ID:
      #10112958

      This Preliminary Information communication provides information to the technician about vehicles that have low oil pressure, no oil pressure, and/or engine noise. Technician will need to replace the oil pump, flush the oil cooler lines. Read More »

    • TSB #PIP5104

      Date Announced:
      APR 04, 2013
      NHTSA ID:
      #10112955

      This Preliminary Information communication provides information to the technician about vehicles that may have a cold engine tick noise for 50 seconds at start up. Read More »

    • TSB #PIP4828B

      Date Announced:
      JAN 14, 2013
      NHTSA ID:
      #10112717

      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 »

    • TSB #11-00-90-001A

      Date Announced:
      DEC 20, 2012
      NHTSA ID:
      #10113849

      This informational bulletin provides information on the proper oils to use on GM vehicles including information regarding the differences of the Dexos oils. Read More »

    • TSB #PIT4813C

      Date Announced:
      DEC 12, 2012
      NHTSA ID:
      #10112648

      This Preliminary Information communication provides information to the technician about vehicles with a "Service Charging System" message displayed on the Driver Information Center and/or a low voltage reading on the volt gauge during the ... Read More »

    • TSB #PIP4932B

      Date Announced:
      NOV 05, 2012
      NHTSA ID:
      #10112539

      This Preliminary Information communication provides information to the technician about vehicles with Service Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Code P0101. Read More »

    • TSB #PIP-4138K

      Date Announced:
      JAN 01, 2011
      NHTSA ID:
      #10037933

      GM: THE SERVICE ENGINE SOON LIGHT IS ON, THERE IS ALSO A MISFIRE OR ENGINE NOISE. THERE ARE MULTIPLE POSSIBLE CAUSES. *RM Read More »

    • TSB #PIP-4568K

      Date Announced:
      JAN 01, 2011
      NHTSA ID:
      #10037941

      GM: SERVICE ENGINE SOON LIGHT IS ON WITH A MISFIRE AND A POSSIBLE TICK NOISE. *RM Read More »

    • TSB #3187

      Date Announced:
      JUN 01, 2009
      NHTSA ID:
      #10010865

      ENGINE LOW POWER WILL NOT GO OVER 2300 RPMS. *EH UPDATED 6/11/10. *PE Read More »

    ENGINE AND ENGINE COOLING:ENGINE

    • TSB #UIB-117

      Date Announced:
      JUL 16, 2014
      NHTSA ID:
      #10058259

      GENERAL MOTORS: AN OPTIONAL ENGINE BLOCK HEATER PLUG IN FOR ONBOARD AC POWER AND WITH CONTINUOUS USAGE WILL RESULT IN SHORTING OF WIRES, OVER HEATING SYSTEM, ELECTRICAL FAILURE AND COMPARTMENT ENGINE FIRES. Read More »

    • TSB #PIP-3783-C

      Date Announced:
      JUL 01, 2014
      NHTSA ID:
      #10037809

      GM: THE ENGINE LIGHT IS ON AND THE VEHICLE LACKS POWER. THERE ARE MULTIPLE POSSIBLE TROUBLE CODES. *RM UPDATED 10/15/14. *PE Read More »

    • TSB #PIP-4158F

      Date Announced:
      MAY 01, 2013
      NHTSA ID:
      #10052311

      GENERAL MOTORS: LOW ENGINE OIL PRESSURE, NO OIL PRESSURE, AND/OR ENGINE NOISE. THIS COULD BE THE RESULT OF A STICKING OIL PUMP PRESSURE RELIEF VALVE. *KB Read More »

    • TSB #11-06-04-007B

      Date Announced:
      APR 01, 2012
      NHTSA ID:
      #10044229

      GM: DIAGNOSIS AND REPAIR- MALFUNCTION INDICATOR LAMP ILLUMINATED, REDUCE ENGINE POWER MESSAGE DISPLAYED, DTC P2135 SET. ALSO INCLUDED MODEL SIERRA DENALI YEAR 2010-2011 *JS Read More »

    • TSB #SC-11304

      Date Announced:
      JAN 01, 2012
      NHTSA ID:
      #10043505

      CHEVROLET/GMC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ILLUMINATION OF CHECK ENGINE SOON LIGHT MAY BE CAUSED BY EVAPORATIVE EMISSION CANISTER PURGE SOLENOID VALVE NOT FUNCTIONING PROPERLY. Read More »

    • TSB #PIP-4492P

      Date Announced:
      MAY 01, 2011
      NHTSA ID:
      #10036464

      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 »

    • TSB #PIP-4851

      Date Announced:
      MAR 01, 2011
      NHTSA ID:
      #10037492

      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 »

    • TSB #PIT-4769B

      Date Announced:
      MAR 01, 2011
      NHTSA ID:
      #10038624

      GM: THE AIR BAG LIGHT IS ON WITH A STORED TROUBLE CODE. *RM Read More »

    • TSB #SB-10-06-04-001C

      Date Announced:
      DEC 01, 2010
      NHTSA ID:
      #10037912

      GM: THE CHECK ENGINE LIGHT IS ON. THERE IS CONDENSATION ON THE FUEL TANK PRESSURE SENSOR CAUSING AN IMPROPER READING. *RM Read More »

    • TSB #PIT-5043

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10037572

      GM: ON SOME HYBRID VEHICLES AFTER UPDATING SOFTWARE THERE IS AN INTERNAL TROUBLE CODE STORED AND IT WON'T GO AWAY. *RM Read More »

    • TSB #PIP-4792A

      Date Announced:
      OCT 01, 2010
      NHTSA ID:
      #10037127

      GM: ON A COLD START THERE MAY BE A HARD START, BRIEF ROUGH RUNNING, BLACK EXHAUST COLOR, AND AN ENGINE LIGHT. THE SYMPTOMS DIMINISH AFTER RUNNING A WHILE. *RM Read More »

    • TSB #SB-10-06-04-001

      Date Announced:
      SEP 01, 2010
      NHTSA ID:
      #10034369

      CHEVROLET/GMC/PONTIAC: INTERMITTENT MIL/CHECK ENGINE LIGHT ON, DTC P0442, P0446, P0451, P0452, P0453, P0454 OR P0455 (INSTALL FUEL TANK PRESSURE SENSOR COVER). Read More »

    • TSB #SB-02-06-04-0371

      Date Announced:
      SEP 01, 2010
      NHTSA ID:
      #10035764

      CHEVROLET/GMC: CHECK ENGINE LIGHT ON, FUEL TANK HARD TO FILL, DTCS P0442, P0446, P0455 OR P0449 SET (REPLACE EVAPORATIVE EMISSION (EVAP) VENT VALVE SOLENOID ASSEMBLY AND ADD/RELOCATE FILETER BOX USING SERVICE KIT). Read More »

    • TSB #PIT-5028

      Date Announced:
      SEP 01, 2010
      NHTSA ID:
      #10036324

      PONTIAC/SATURN/BUICK/GMC/CHEVROLET/CADILLAC/HUMMER: VEHICLE START AND STALLS AFTER THEFT DETERRENT MODULE REPLACEMENT. MODEL YEARS 2006-2011. DOES NOT APPLY TO VEHICLES WITH KEYLESS ACCESS SYSTEM. Read More »

    • TSB #PIP-4822

      Date Announced:
      AUG 01, 2010
      NHTSA ID:
      #10036364

      CHEVROLET/GMC: POSSIBLE ENGINE OVERHEAT OR LOSS OF COOLANT. NORMAL SI DIAGNOSTICS WILL LEAD TO INSPECTING THE WATER PUMP FOR PROPER OPERATION. WHEN WATER PUMP IS REMOVED, BE SURE TO INSPECT THE IMPELLER. Read More »

    • TSB #SB-07-06-03-002C

      Date Announced:
      JUL 01, 2010
      NHTSA ID:
      #10036524

      CADILLAC/CHEVROLET/GMC: INFORMATION ON INSPECTING TOP POST BATTERY CABLE BOLTS, CLAMPS AND NUTS DURING PRE-DELIVERY INSPECTION (PDI). *PE Read More »

    • TSB #PIT-4846A

      Date Announced:
      FEB 01, 2010
      NHTSA ID:
      #10030244

      CADILLAC/CHEVROLET/GMC: LOCATIONS OF HIGH SPEED GMLAN WIRING CONCERNS. GAUGES INOPERATIVE, NO CRANK, HARSH TRANSMISSION SHIFTING, NO TRANSMISSION SHIFTING, DOOR LOCKS CYCLING AND INDICATORS ON. *PE UPDATED 11/17/10. Read More »

    • TSB #SB-08-06-04-054A

      Date Announced:
      JAN 01, 2010
      NHTSA ID:
      #10034364

      CHEVROLET/GMC: SNOW OR ICE INGESTION INTO AIR CLEANER ELEMENT, MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED, ENGINE POWER IS REDUCED MESSAGE DISPLAYED, DTC P0101 SET (PERFORM REPAIR AS OUTLINED). Read More »

    • TSB #PIP-4489E

      Date Announced:
      JAN 01, 2010
      NHTSA ID:
      #10034432

      CADILLAC/CHEVROLET/GMC: SERVICE HYBRID SYSTEM MESSAGE AND OR SERVICE ENGINE SOON LAMP ON. ENGINEERING WOULD LIKE INFORMATION ON VEHICLES WITH DTC P0C19, P0C1A, P0A78, P0A79, P0C0B, P0C0E, P0BFD, OR P0BFE. Read More »

    • TSB #SB- 09285

      Date Announced:
      NOV 01, 2009
      NHTSA ID:
      #10032324

      GMC\CHEVROLET SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SERVICE ENGINE SOON LIGHT ILLUMINATED-EXHAUST GAS RECIRCULATION (EGR) COOLER PLUGGING PREVENTION. *PE Read More »

    • TSB #SB-09-06-04-035

      Date Announced:
      AUG 01, 2009
      NHTSA ID:
      #10032295

      GMC/CHEVROLET: INTERMITTENT ENGINE STALL ON DECELERATION DURING EXTREME HIGH AMBIENT TEMPERATURES (REPROGRAM ECM). *PE Read More »

    • TSB #TB-09-06-04-022

      Date Announced:
      MAY 01, 2009
      NHTSA ID:
      #10030110

      GENERAL MOTORS: MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED, INTERMITTENT DTC P0191, SLOW FUEL RAIL PRESSURE (FRP) DECAY, WIRING HARNESS CONNECTIONS, VOLTAGE FLUCTUATIONS/INTERRUPTIONS (FOLLOW CORRECTION INFORMATION BELOW). Read More »

    • TSB #TB-09-06-04-024

      Date Announced:
      APR 01, 2009
      NHTSA ID:
      #10030111

      DIAGNOSTIC INFORMATION ON MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED WITH DTCS P0442,P0446, P0451, P0452, P0453, P0454, P0455 AND REPLACEMENT OF FUEL TANK PRESSURE (FTP) SENSOR/MODULE. *PE Read More »

    • TSB #08-06-03-007

      Date Announced:
      JUL 01, 2008
      NHTSA ID:
      #10026007

      GMC: NO START, NO CRANK, INTERMITTENT ELECTRICAL OPERATIONS (CHECK FOR POOR CONNECTIONS WITHIN ENGINE WIRING HARNESS JUNCTION BLOCK). *PE Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

    • TSB #PIP-4372B

      Date Announced:
      JUL 01, 2008
      NHTSA ID:
      #10026650

      GMC: OIL LEAK AT TURBOCHARGER AIR INTAKE PIPE. INITIAL INSPECTION MA REVEAL A LEAK THAT LOOKS AS IT IS COMING FROM THE REAR OF THE ENGINE. *PE Read More »

    ENGINE AND ENGINE COOLING:ENGINE:DIESEL

    • TSB #PI-0474

      Date Announced:
      MAY 01, 2011
      NHTSA ID:
      #10038744

      GM: AN 'ENGINE POWER IS REDUCED' MESSAGE APPEARS AND THERE IS A STORED TROUBLE CODE. THIS IS CAUSED BY WEAR OF THE INTERNAL FUEL INJECTOR. *RM Read More »

    • TSB #PIP-3504C

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10037516

      GM: THERE IS A DIESEL ENGINE HARD START WHEN HOT. STARTS FINE WHEN COLD. THERE WILL BE NO INTERNAL TROUBLE CODES. *RM Read More »

    • TSB #SB-08-06-04-054A

      Date Announced:
      JAN 01, 2010
      NHTSA ID:
      #10034364

      CHEVROLET/GMC: SNOW OR ICE INGESTION INTO AIR CLEANER ELEMENT, MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED, ENGINE POWER IS REDUCED MESSAGE DISPLAYED, DTC P0101 SET (PERFORM REPAIR AS OUTLINED). Read More »

    • TSB #3586

      Date Announced:
      AUG 01, 2009
      NHTSA ID:
      #10019434

      DIESEL ENGINE GLOW PLUG TROUBLE CODES. *TT UPDATED 3/15/10. *PE Read More »

    • TSB #PIP-4664

      Date Announced:
      JUN 01, 2009
      NHTSA ID:
      #10032889

      GMC/CHEVROLET: DTC P0101 WITH NON GM AIR FILTER. MAY ENCOUNTER CONCERN OF REDUCED POWER AND SES LIGHT ON. DIAGNOSTICS MAY REVEAL MAF (MASS AIR FLOW) SENSOR DTC P0101. Read More »

    • TSB #PIP-4629

      Date Announced:
      APR 01, 2009
      NHTSA ID:
      #10030207

      CHEVROLET/GMC: DIESEL ENGINE TURBO DTC P2563 OR P003A. MAY ENCOUNTER A CONCERN OF SES LIGHT, REDUCED POWER, LOW POWER. *PE Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER

    • TSB #PIP-4888

      Date Announced:
      MAR 01, 2011
      NHTSA ID:
      #10038605

      GM: INFORMATION ON INSPECTING AND REPLACING TURBOS. *RM Read More »

    • TSB #PIP-4857

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10037499

      GM: THERE MAY BE REDUCED POWER AND AN INTERNAL TROUBLE CODE IN HIGH TEMPERATURES OR WHEN NEAR THE TOWING LIMIT. *RM Read More »

    • TSB #PIP-4629

      Date Announced:
      APR 01, 2009
      NHTSA ID:
      #10030207

      CHEVROLET/GMC: DIESEL ENGINE TURBO DTC P2563 OR P003A. MAY ENCOUNTER A CONCERN OF SES LIGHT, REDUCED POWER, LOW POWER. *PE Read More »

    • TSB #PIP-4372B

      Date Announced:
      JUL 01, 2008
      NHTSA ID:
      #10026650

      GMC: OIL LEAK AT TURBOCHARGER AIR INTAKE PIPE. INITIAL INSPECTION MA REVEAL A LEAK THAT LOOKS AS IT IS COMING FROM THE REAR OF THE ENGINE. *PE Read More »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM

    • TSB #PIP4158E

      Date Announced:
      APR 05, 2013
      NHTSA ID:
      #10112958

      This Preliminary Information communication provides information to the technician about vehicles that have low oil pressure, no oil pressure, and/or engine noise. Technician will need to replace the oil pump, flush the oil cooler lines. Read More »

    • TSB #PIP-4822

      Date Announced:
      AUG 01, 2010
      NHTSA ID:
      #10036364

      CHEVROLET/GMC: POSSIBLE ENGINE OVERHEAT OR LOSS OF COOLANT. NORMAL SI DIAGNOSTICS WILL LEAD TO INSPECTING THE WATER PUMP FOR PROPER OPERATION. WHEN WATER PUMP IS REMOVED, BE SURE TO INSPECT THE IMPELLER. Read More »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

    • TSB #08-04-19-004

      Date Announced:
      MAR 01, 2012
      NHTSA ID:
      #10026624

      GMC: CORRECT FRONT AXLE VENT HOSE ROUTING. THE FRONT AXLE VENT HOSE IS MOUNTED IN THE LEFT SIDE OF THE ENGINE COMPARTMENT, AND MAY NOT BE CORRECTLY ROUTED. *PE UPDATED ON 5/1/2012. *KB Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

    • TSB #06-00-89-026L

      Date Announced:
      AUG 26, 2013
      NHTSA ID:
      #10113502

      This warranty administration bulletin provide policy information on a revised customer concern not duplicated/verified labor operation numbers and how to submit CCND. Read More »

    • TSB #PIP3119L

      Date Announced:
      JUN 24, 2013
      NHTSA ID:
      #10113059

      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 »

    • TSB #PIP5104

      Date Announced:
      APR 04, 2013
      NHTSA ID:
      #10112955

      This Preliminary Information communication provides information to the technician about vehicles that may have a cold engine tick noise for 50 seconds at start up. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

    • TSB #SC-11304

      Date Announced:
      JAN 01, 2012
      NHTSA ID:
      #10043505

      CHEVROLET/GMC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ILLUMINATION OF CHECK ENGINE SOON LIGHT MAY BE CAUSED BY EVAPORATIVE EMISSION CANISTER PURGE SOLENOID VALVE NOT FUNCTIONING PROPERLY. Read More »

    • TSB #SB-02-06-04-0371

      Date Announced:
      SEP 01, 2010
      NHTSA ID:
      #10035764

      CHEVROLET/GMC: CHECK ENGINE LIGHT ON, FUEL TANK HARD TO FILL, DTCS P0442, P0446, P0455 OR P0449 SET (REPLACE EVAPORATIVE EMISSION (EVAP) VENT VALVE SOLENOID ASSEMBLY AND ADD/RELOCATE FILETER BOX USING SERVICE KIT). Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)

    • TSB #PIP-4492P

      Date Announced:
      MAY 01, 2011
      NHTSA ID:
      #10036464

      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 »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

    • TSB #SB-080604003-C

      Date Announced:
      SEP 01, 2014
      NHTSA ID:
      #10056354

      GMC/CHEVROLET: ENGINES, WITH EGR SYSTEM, HAS LEAKAGE FROM EGR COOLER ENGINE COOLANT INTO THE COMBUSTION CHAMBER. MODEL 2002-15 SILVERADO, SIERRA, 2004-09 KODIAK C4500-C5500, TOPKICK C4500-C5500, 2006-15 EXPRESS, SAVANA. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

    • TSB #PIP3119M

      Date Announced:
      MAY 14, 2014
      NHTSA ID:
      #10112069

      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 »

    • TSB #PIP3119L

      Date Announced:
      JUN 24, 2013
      NHTSA ID:
      #10113059

      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 »

    FUEL SYSTEM, GASOLINE

    • TSB #PIP4792D

      Date Announced:
      JAN 30, 2014
      NHTSA ID:
      #10112043

      This Preliminary Information communication provides information to the technician about vehicles that have a an extended crank on cold start, brief rough running on cold start, black exhaust color, and/or Service Engine Soon Malfunction ... Read More »

    • TSB #PIP4568P

      Date Announced:
      OCT 30, 2013
      NHTSA ID:
      #10112436

      This Preliminary Information communication provides information to the technician that some vehicles may have a Service Engine Soon lamp, engine misfire on cylinder 1, 4, 6, or 7 and/or tick noise. Read More »

    • TSB #PIT4979C

      Date Announced:
      NOV 21, 2012
      NHTSA ID:
      #10112597

      This Preliminary Information communication provides information to the technician about vehicles that have a buzz or rattle type noise during light acceleration around 1200-2000 Revolutions per minute. Read More »

    • TSB #PIP-4792A

      Date Announced:
      OCT 01, 2010
      NHTSA ID:
      #10037127

      GM: ON A COLD START THERE MAY BE A HARD START, BRIEF ROUGH RUNNING, BLACK EXHAUST COLOR, AND AN ENGINE LIGHT. THE SYMPTOMS DIMINISH AFTER RUNNING A WHILE. *RM Read More »

    FUEL SYSTEM, GASOLINE:STORAGE

    • TSB #PIT5161E

      Date Announced:
      FEB 08, 2017
      NHTSA ID:
      #10113404

      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 »

    FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

    • TSB #PIT5208A

      Date Announced:
      JAN 23, 2014
      NHTSA ID:
      #10112023

      This Preliminary Information communication provides information to the technician about vehicles that after refueling the fuel gauge will show empty. Technician may find Diagnostic Trouble Code P2636 has set. Read More »

    • TSB #PIT5161A

      Date Announced:
      NOV 14, 2012
      NHTSA ID:
      #10112571

      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 »

    FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP

    • TSB #SB-02-06-04-0371

      Date Announced:
      SEP 01, 2010
      NHTSA ID:
      #10035764

      CHEVROLET/GMC: CHECK ENGINE LIGHT ON, FUEL TANK HARD TO FILL, DTCS P0442, P0446, P0455 OR P0449 SET (REPLACE EVAPORATIVE EMISSION (EVAP) VENT VALVE SOLENOID ASSEMBLY AND ADD/RELOCATE FILETER BOX USING SERVICE KIT). Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

    • TSB #04-06-04-051D

      Date Announced:
      FEB 20, 2015
      NHTSA ID:
      #10113566

      This informational bulletin provides information for maintenance cleaning of the fuel injectors. Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL

    • TSB #TB-09-06-04-022

      Date Announced:
      MAY 01, 2009
      NHTSA ID:
      #10030110

      GENERAL MOTORS: MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED, INTERMITTENT DTC P0191, SLOW FUEL RAIL PRESSURE (FRP) DECAY, WIRING HARNESS CONNECTIONS, VOLTAGE FLUCTUATIONS/INTERRUPTIONS (FOLLOW CORRECTION INFORMATION BELOW). Read More »

    FUEL SYSTEM, DIESEL

    • TSB #PIP-4857

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10037499

      GM: THERE MAY BE REDUCED POWER AND AN INTERNAL TROUBLE CODE IN HIGH TEMPERATURES OR WHEN NEAR THE TOWING LIMIT. *RM Read More »

    FUEL SYSTEM, OTHER

    • TSB #05-06-04-035E

      Date Announced:
      MAY 27, 2015
      NHTSA ID:
      #10113662

      This informational bulletin provides dealership personnel with information on flexible fuel vehicles (FFVs) and the usage of E85 fuel in GM vehicles. Read More »

    FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES

    • TSB #SB-10-06-04-001C

      Date Announced:
      DEC 01, 2010
      NHTSA ID:
      #10037912

      GM: THE CHECK ENGINE LIGHT IS ON. THERE IS CONDENSATION ON THE FUEL TANK PRESSURE SENSOR CAUSING AN IMPROPER READING. *RM Read More »

    • TSB #SB-10-06-04-001

      Date Announced:
      SEP 01, 2010
      NHTSA ID:
      #10034369

      CHEVROLET/GMC/PONTIAC: INTERMITTENT MIL/CHECK ENGINE LIGHT ON, DTC P0442, P0446, P0451, P0452, P0453, P0454 OR P0455 (INSTALL FUEL TANK PRESSURE SENSOR COVER). Read More »

    FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM

    • TSB #PIT5208A

      Date Announced:
      JAN 23, 2014
      NHTSA ID:
      #10112023

      This Preliminary Information communication provides information to the technician about vehicles that after refueling the fuel gauge will show empty. Technician may find Diagnostic Trouble Code P2636 has set. Read More »

    • TSB #TB-080849016B

      Date Announced:
      MAY 01, 2009
      NHTSA ID:
      #10030092

      GENERAL MOTORS: THE LOW FUEL WARNING LIGHT COMES ON OR THE GAUGE SHOWS EMPTY WHEN THERE IS FUEL IN THE TANK. *PE UPDATED 11/04/09. *PE Read More »

    • TSB #TB-090604021

      Date Announced:
      MAY 01, 2009
      NHTSA ID:
      #10030105

      GENERAL MOTORS: MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED, DTC P0461;DURING AN EXTENDED DRIVE, THE FUEL GAUGE INDICATES EMPTY (REPROGRAM ENGINE CONTROL MODULE (ECM). *PE UPDATED 11/23/09. Read More »

    • TSB #PIT-3046E

      Date Announced:
      AUG 01, 2008
      NHTSA ID:
      #10026704

      GMC: FUEL GAUGE FLUCTUATION IN PARK OR NEUTRAL, CAUSING THE LOW FUEL LIGHT TO ILLUMINATE. *PE Read More »

    FUEL SYSTEM, OTHER:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

    • TSB #PIT4979C

      Date Announced:
      NOV 21, 2012
      NHTSA ID:
      #10112597

      This Preliminary Information communication provides information to the technician about vehicles that have a buzz or rattle type noise during light acceleration around 1200-2000 Revolutions per minute. Read More »

    POWER TRAIN

    • TSB #PIP4885H

      Date Announced:
      JAN 28, 2014
      NHTSA ID:
      #10112036

      This Preliminary Information communication provides information to the technician about vehicles that have a groan, growl, or moan coming from the vehicle when operating the vehicle in four wheel drive. Read More »

    • TSB #PIP4885G

      Date Announced:
      JAN 24, 2014
      NHTSA ID:
      #10112030

      This Preliminary Information communication provides information to the technician about vehicles that have a groan, growl, or moan coming from the vehicle when operating the vehicle in four wheel drive. Read More »

    • TSB #PIP4138L

      Date Announced:
      DEC 27, 2012
      NHTSA ID:
      #10112697

      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 »

    • TSB #PIP5071

      Date Announced:
      OCT 23, 2012
      NHTSA ID:
      #10112515

      This Preliminary Information communication provides information to the technician about vehicle that has a squawk or grunt type noise when shifting from 2nd to 3rd gear. Read More »

    • TSB #PIP4885F

      Date Announced:
      OCT 11, 2012
      NHTSA ID:
      #10112463

      This Preliminary Information communication provides information to the technician about vehicles that have a groan, growl, or moan coming from the vehicle when operating the vehicle in four wheel drive. Read More »

    POWER TRAIN:MANUAL TRANSMISSION

    • TSB #PIT-4575

      Date Announced:
      JUN 01, 2011
      NHTSA ID:
      #10024212

      (HYBRID) VEHICLE STALLS WHEN SHIFTED OUT OF PARK. WITH RPO HP2. *NJ UPDATED 12/3/08. *PE UPDATED 8/19/09. *PE UPDATED 8/1/11. *PE Read More »

    • TSB #PI-0298

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10037407

      GM: WHEN DRIVING UPHILL THE TRANSMISSION MAY NOT SHIFT OUT OF FIRST OR WILL SLIP INTO SECOND GEAR DUE TO A TORN CLUTCH SEAL. THERE MAY BE TWO INTERNAL TROUBLE CODES STORED. *RM Read More »

    POWER TRAIN:MANUAL TRANSMISSION:SHIFT PATTERN INDICATOR

    • TSB #PIT-4575

      Date Announced:
      JUN 01, 2011
      NHTSA ID:
      #10024212

      (HYBRID) VEHICLE STALLS WHEN SHIFTED OUT OF PARK. WITH RPO HP2. *NJ UPDATED 12/3/08. *PE UPDATED 8/19/09. *PE UPDATED 8/1/11. *PE Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #02-07-30-052J

      Date Announced:
      MAY 29, 2015
      NHTSA ID:
      #10113664

      This informational bulletin provides technicians with information regarding automatic transmission oil cooler flow test essential tool J-45096 TransFlow?. Read More »

    • TSB #PIP4833E

      Date Announced:
      MAY 21, 2014
      NHTSA ID:
      #10112079

      This Preliminary Information communication advises the technician that the Auxiliary Transmission Fluid Pump Control Module and Auxiliary Transmission Fluid Pump placed on parts restriction by General Motors Technical Assistance Center. Read More »

    • TSB #PIP4600D

      Date Announced:
      MAY 07, 2014
      NHTSA ID:
      #10112060

      This Preliminary Information communication advises the technician that the 2ML70 Transmission Assembly will be placed on restriction through the General Motors Technical Assistance Center. Read More »

    • TSB #PI-0310

      Date Announced:
      NOV 01, 2013
      NHTSA ID:
      #10037409

      GM: THERE ARE TRANSMISSION PROBLEMS THAT INCLUDE TROUBLE SHIFTING AND NOISES. THERE MAY BE SERPENTINE BELT PROBLEMS CAUSING IT. *RM UPDATED ON 06/27/2011. *KB UPDATED 3/12/12. *PE UPDATED 1/2/14. Read More »

    • TSB #PIP4379K

      Date Announced:
      OCT 09, 2013
      NHTSA ID:
      #10112401

      This Preliminary Information communication provides information to the technician about vehicles that have not engagement into drive, delayed, no engagement into reverse, and or a range inhibit. Read More »

    • TSB #PIP-4379-D

      Date Announced:
      OCT 01, 2013
      NHTSA ID:
      #10036204

      CHEVROLET/GMC: DELAYED OR NO DRIVE AND DELAYED OR NO REVERSE WITH DTC'S, RANGE INHIBIT. MODEL YEARS 2001-2013. *PE UPDATED ON 06/08/2011. *KB UPDATED ON 06/16/2011. *KB UPDATED 11/26/12. Read More »

    • TSB #PIP4600C

      Date Announced:
      DEC 18, 2012
      NHTSA ID:
      #10112688

      This Preliminary Information communication advises the technician that 2ML70 Transmission Assembly will be placed on a parts restriction through the General Motors Technical Assistance Center. Read More »

    • TSB #PIT4505F

      Date Announced:
      NOV 27, 2012
      NHTSA ID:
      #10112603

      This Preliminary Information communication provides information to the technician about vehicles that have a rattle, buzz, tick, or vibration type noise that appears to be coming from the center of the dash. Read More »

    • TSB #PIP5071

      Date Announced:
      OCT 23, 2012
      NHTSA ID:
      #10112515

      This Preliminary Information communication provides information to the technician about vehicle that has a squawk or grunt type noise when shifting from 2nd to 3rd gear. Read More »

    • TSB #PI-0773

      Date Announced:
      JUL 01, 2012
      NHTSA ID:
      #10055803

      CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC: THERE IS SLIPPING OR HAVE NO FOURTH, FIFTH OR SIXTH GEAR AND MALFUNCTION INDICATOR LAMP (MIL) WOULD BE ON, WITH DIAGNOSTIC TROUBLE CODE (DTC) P0796 FOUND AS ACTIVE. Read More »

    • TSB #PI0522B

      Date Announced:
      MAR 01, 2012
      NHTSA ID:
      #10044233

      GM: TICK OR RATTLE NOISE FROM FRONT OF DASH, TRANSMISSION FILLER TUBE CRACKED OR BROKEN (INSPECT FILLER TUBE, REPLACE TUBE AS NECESSARY). *JS UPDATED 05/3/2013 *JS Read More »

    • TSB #PIP-3366-B

      Date Announced:
      NOV 01, 2011
      NHTSA ID:
      #10043185

      CADILLAC/CHEVROLET/GMC/HUMMER: SOME SUVS AND TRUCKS ARE EXHIBITING A CONDITION WHERE BY GRINDING/RATCHETING TYPE NOISE COMING FROM AUTOMATIC TRANSMISSION WHEN SHIFTING INTO PARK WHILE IN 4WD LOW (4LO) RANGE. Read More »

    • TSB #SB-09241A

      Date Announced:
      OCT 01, 2010
      NHTSA ID:
      #10032329

      CHEVROLET\CADILLAC\GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. TRANSMISSION CLUTCH HOUSING FRACTURE-REPROGRAM TRANSMISSION CONTROLLER. EXCESSIVE PRESSURE ON THE TRANSMISSION CLUTCH COULD CAUSE A FRACTURE. Read More »

    • TSB #PI-0209

      Date Announced:
      AUG 01, 2010
      NHTSA ID:
      #10036304

      CADILLAC/CHEVROLET/GMC: ROUGH TRANSITION TO AUTO STOP OR NO AUTO STOP, MALFUNCTION INDICATOR LAMP (MIL) ON, DTC P2797 SET. Read More »

    • TSB #PIP-4817

      Date Announced:
      AUG 01, 2010
      NHTSA ID:
      #10036548

      CADILLAC/CHEVROLET/GMC: (HYBRID) INFORMATION ON INTERNAL TRANSMISSION WIRING HARNESS REPAIRS. DIAGNOSTICS OF ANY ONE OF OR COMBINATION OF THE DTCS LISTED MAY LEAD TO A INTERNAL TRANSMISSION WIRING HARNESS CONCERN. Read More »

    • TSB #PIT-4846A

      Date Announced:
      FEB 01, 2010
      NHTSA ID:
      #10030244

      CADILLAC/CHEVROLET/GMC: LOCATIONS OF HIGH SPEED GMLAN WIRING CONCERNS. GAUGES INOPERATIVE, NO CRANK, HARSH TRANSMISSION SHIFTING, NO TRANSMISSION SHIFTING, DOOR LOCKS CYCLING AND INDICATORS ON. *PE UPDATED 11/17/10. Read More »

    • TSB #PIP-4647A

      Date Announced:
      JUN 01, 2009
      NHTSA ID:
      #10032869

      GMC/CHEVROLET/SAAB/HUMMER: BIND/TIE-UP IN FOURTH GEAR, NO SECOND OR FOURTH GEARS, OVERRUN CLUTCH DISTRESS. Read More »

    • TSB #PIP-4395

      Date Announced:
      AUG 01, 2008
      NHTSA ID:
      #10026149

      GMC: FLARE AND OR HARSH 2-3 SHIFTS. THIS CONDITION MAY BE CAUSED BY LEAKING 1-2-3-4 AND 3-5-R CLUTCH FLUID SEAL RINGS (230). MODELS CADILLACS, CHEVROLETS, GMC, HUMMERS, PONTIACS. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

    • TSB #08-07-30-021G

      Date Announced:
      MAR 01, 2012
      NHTSA ID:
      #10043829

      GM: LOSS OF HIGH SPEED GMLAN COMMUNICATIONS, INTERMITTENT NO CRANK, IP GAGE FLUCTUATION, INTERMITTENT DOOR LOOK CYCLING, INTERMITTENT CHIME OPERATION, VARIOUS IP WARNING LAMPS ILLUMINATED, TRANSMISSION MAY NOT SHIFT, COMMUNICATION DTCS ... Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES

    • TSB #02-07-30-052J

      Date Announced:
      MAY 29, 2015
      NHTSA ID:
      #10113664

      This informational bulletin provides technicians with information regarding automatic transmission oil cooler flow test essential tool J-45096 TransFlow?. Read More »

    • TSB #PIP4379K

      Date Announced:
      OCT 09, 2013
      NHTSA ID:
      #10112401

      This Preliminary Information communication provides information to the technician about vehicles that have not engagement into drive, delayed, no engagement into reverse, and or a range inhibit. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

    • TSB #PIP4681D

      Date Announced:
      OCT 31, 2013
      NHTSA ID:
      #10112437

      This Preliminary Information communication provides information to the technician about vehicles that have a random bump, chuggle, or fishbite sensation when crowding the throttle slightly with the Torque Converter Clutch on while ... Read More »

    • TSB #PI-0153B

      Date Announced:
      FEB 01, 2011
      NHTSA ID:
      #10038349

      GM: THERE IS A WHINE NOISE WHEN IN DRIVE OR REVERSE. THERE IS A BEARING PROBLEM IN THE TORQUE CONVERTER. *RM Read More »

    POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

    • TSB #PIP4885H

      Date Announced:
      JAN 28, 2014
      NHTSA ID:
      #10112036

      This Preliminary Information communication provides information to the technician about vehicles that have a groan, growl, or moan coming from the vehicle when operating the vehicle in four wheel drive. Read More »

    • TSB #PIP4885G

      Date Announced:
      JAN 24, 2014
      NHTSA ID:
      #10112030

      This Preliminary Information communication provides information to the technician about vehicles that have a groan, growl, or moan coming from the vehicle when operating the vehicle in four wheel drive. Read More »

    • TSB #PIP4885F

      Date Announced:
      OCT 11, 2012
      NHTSA ID:
      #10112463

      This Preliminary Information communication provides information to the technician about vehicles that have a groan, growl, or moan coming from the vehicle when operating the vehicle in four wheel drive. Read More »

    • TSB #PI-0615

      Date Announced:
      NOV 01, 2011
      NHTSA ID:
      #10043006

      GMC/CHEVROLET: BULLETIN PROVIDES INFORMATION ON THE SEAL REVISION AND THE TRANSFER CASE OUTPUT SHAFT SLINGER FOR CERTAIN MODEL YEAR TRUCKS. *PE Read More »

    • TSB #PIP4365

      Date Announced:
      APR 01, 2011
      NHTSA ID:
      #10024522

      TRANSFER CASE WILL NOT SHIFT POSSIBLE DTC'S C0387 AND/OR C0569. ON VEHICLES EQUIPPED WITH A MAGNA TRANSFER CASE RPO NQF. *NJ UPDATED 3/15/10. *PE UPDATED ON 6/27/2011. Read More »

    POWER TRAIN:AXLE ASSEMBLY

    • TSB #06-00-89-026L

      Date Announced:
      AUG 26, 2013
      NHTSA ID:
      #10113502

      This warranty administration bulletin provide policy information on a revised customer concern not duplicated/verified labor operation numbers and how to submit CCND. Read More »

    • TSB #PIP5087

      Date Announced:
      JAN 25, 2013
      NHTSA ID:
      #10112740

      This Preliminary Information communication provides information to the technician about vehicles that may have a service 4WD message displayed in the Driver Information Center. Technician may find Diagnostic Trouble Code C0379. Read More »

    • TSB #09-04-21-003D

      Date Announced:
      JAN 01, 2011
      NHTSA ID:
      #10037544

      GM: WHEN STOPPING OR ACCELERATING THERE MAY BE A CLUNK NOISE AND ITS AS IF THE VEHICLE IS BUMPED FROM BEHIND. THIS CAN BE CAUSED BY A SLIP IN THE REAR PROPSHAFT. *RM Read More »

    • TSB #09-04-17-002E

      Date Announced:
      JAN 01, 2011
      NHTSA ID:
      #10037552

      GM: THERE MAY BE A BUMP NOISE OR CLUNK FEEL WHEN STOPPING OR LAUNCHING. THIS MAY BE CAUSED BY A SLIP IN THE TRANSMISSION. *RM Read More »

    ELECTRICAL SYSTEM

    • TSB #GCUS-3-854

      Date Announced:
      FEB 23, 2017
      NHTSA ID:
      #10113387

      14648A - Customer Satisfaction. Certain vehicles have a performance issue with their OnStar modules that could impact the vehicle?s battery life. Read More »

    • TSB #07-06-04-019E

      Date Announced:
      JUN 23, 2015
      NHTSA ID:
      #10113703

      This technical bulletin provides repair information for repairing the IP to body harness connector to correct a customer concern for intermittent Malfunction Indicator Lamp (MIL) illuminated with Reduced Engine Power displayed and DTC ... Read More »

    • TSB #PIC4310L

      Date Announced:
      APR 17, 2015
      NHTSA ID:
      #10114470

      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 »

    • TSB #PB-14648

      Date Announced:
      FEB 01, 2015
      NHTSA ID:
      #10057647

      BUICK/CHEVROLET/PONTIAC/SATURN/SAAB/GMC/CADILLAC: TSB CONTAINS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. Read More »

    • TSB #SB-09184-A

      Date Announced:
      NOV 01, 2014
      NHTSA ID:
      #10032328

      GMC\CHEVROLET SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. MATERIAL OVER SENSING & DIAGNOSTIC MODULE RETAINING MOISTURE. Read More »

    • TSB #PIT4813E

      Date Announced:
      MAY 29, 2014
      NHTSA ID:
      #10112093

      This Preliminary Information communication provides information to the technician about vehicles with a "Service Charging System" message displayed on the Driver Information Center and/or a low voltage reading on the volt gauge during the ... Read More »

    • TSB #PIT4821D

      Date Announced:
      MAY 20, 2014
      NHTSA ID:
      #10112078

      This Preliminary Information communication advises the technician that the 2-Mode Drive Motor Generator Battery placed on parts restriction by General Motors Technical Assistance Center. Read More »

    • TSB #PIT4474E

      Date Announced:
      JAN 28, 2014
      NHTSA ID:
      #10112033

      This Preliminary Information communication provides information to the technician about vehicles that have navigation or radio screen is blank or flashes on and off, no sound from speakers, and rear DVD screen inoperative. Read More »

    • TSB #PIT5184A

      Date Announced:
      NOV 25, 2013
      NHTSA ID:
      #10112368

      This Preliminary Information communication provides information to the technician about vehicles that have an instrument panel backlighting flashes, flickers or inoperative, unwanted horn activation, radio controls inoperative or unwanted ... Read More »

    • TSB #PIT4376G

      Date Announced:
      NOV 11, 2013
      NHTSA ID:
      #10112346

      This Preliminary Information communication advises the technician about key and theft information for Fleet Vehicles equipped with RPO 6E2 or 6E8 and converting to fleet mode. Read More »

    • TSB #PIT3189R

      Date Announced:
      OCT 25, 2013
      NHTSA ID:
      #10112428

      This Preliminary Information communication provides information to the technician about customers that are unable to override the automatic door locking feature. Technician will update the Body Control Module on 2006 to 2007 model years. Read More »

    • TSB #PIT4816E

      Date Announced:
      OCT 16, 2013
      NHTSA ID:
      #10112413

      This Preliminary Information communication provides information to the technician about vehicles that have multiple electrical concerns and or intermittent no crank. Read More »

    • TSB #PIP4686D

      Date Announced:
      OCT 15, 2013
      NHTSA ID:
      #10112406

      This Preliminary Information communication provides information to the technician about vehicles that have various 2-Mode Hybrid issues. Read More »

    • TSB #PIT4844E

      Date Announced:
      OCT 02, 2013
      NHTSA ID:
      #10112384

      This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Read More »

    • TSB #PIT-4816A

      Date Announced:
      OCT 01, 2013
      NHTSA ID:
      #10032396

      CHEVROLET/GMC/CADILLAC: MULTIPLE ELECTRICAL CONCERNS WITH DTC C0900 - KEYWORDS BATTERY C/K CABLE CLOCK CRANK CYCLE DOOR DIMMING FLICKER GAGE GAUGE GMC HVAC INOP INOPERATIVE INSTRUMENT INTERMITTENT IPC LOCK NO PANEL POWER RADIO STALL ... Read More »

    • TSB #06-00-89-026L

      Date Announced:
      AUG 26, 2013
      NHTSA ID:
      #10113502

      This warranty administration bulletin provide policy information on a revised customer concern not duplicated/verified labor operation numbers and how to submit CCND. Read More »

    • TSB #PIT4593D

      Date Announced:
      NOV 15, 2012
      NHTSA ID:
      #10112578

      This Preliminary Information communication provides information to the technician about vehicles that have a lack of brake assist after disconnecting the battery or after the 12 volts battery has run low on voltage. Read More »

    • TSB #PIT4815C

      Date Announced:
      NOV 08, 2012
      NHTSA ID:
      #10112558

      This Preliminary Information communication provides information to the technician with additional vehicle speed sensor diagnostic information. Technician may encounter multiple issues when diagnosing a Vehicle Speed Sensor. Read More »

    • TSB #PIT5185

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10112472

      This Preliminary Information communication provides information to the technician about vehicles that if the ignition key is turned to the start position, and then released when the engine begins cranking, the engine will continue ... Read More »

    • TSB #PIT5184

      Date Announced:
      OCT 12, 2012
      NHTSA ID:
      #10112470

      This Preliminary Information communication provides information to the technician about vehicles that have an instrument panel backlighting flashes, flickers or inoperative, unwanted horn activation, radio controls inoperative or unwanted ... Read More »

    • TSB #PIT4508C

      Date Announced:
      OCT 05, 2012
      NHTSA ID:
      #10112452

      This Preliminary Information communication provides information to the technician about vehicles that the cruise control being inoperative. Technician may find Diagnostic Trouble Code B3894 set in the Trailer Brake Control Module. Read More »

    • TSB #PIT-5184

      Date Announced:
      OCT 01, 2012
      NHTSA ID:
      #10047839

      CADILLAC/CHEVROLET/GMC: WILL HAVE INOPERATIVE CRUISE CONTROL; INOPERATIVE OR UNWANTED ACTIVATION OF RADIO CONTROLS; BACKLIGHTING FLASHES, FLICKERS OR INOPERATIVE DUE TO POSSIBLE SHORT TO GROUND ON STEERING WHEEL COIL CONNECTOR X2. Read More »

    • TSB #PIP-4966

      Date Announced:
      JUN 01, 2012
      NHTSA ID:
      #10042386

      CHEVROLET/CADILLAC/GMC: CERTAIN VEHICLES EXPERIENCING ERRATIC OR INOPERATIVE SPEEDOMETER OR ANTI-LOCK BRAKE SYSTEM MESSAGE OR MALFUNCTIONING INDICATOR LIGHT DISPLAYING IN DRIVER'S INFORMATION CENTER. Read More »

    • TSB #PIT5074F

      Date Announced:
      MAY 01, 2012
      NHTSA ID:
      #10044242

      GM: J-35616-64B TERMINAL TEST PROBE AND REPLACEMENT TERMINAL. ALSO INCLUDED MODELS VERANO, REGAL, LACROSSE, CTS, SRX, VOLT, SONIC, MALIBU, IMPALA, EQUINOX, CRUZE, AVALANCHE, TAHOE SUBURBAN, SILVERADO, SIERRA, YUKON, AND TERRAIN FOR ... Read More »

    • TSB #SB-09-06-03-004A

      Date Announced:
      DEC 01, 2011
      NHTSA ID:
      #10032332

      GM/HUMMER/SAAB: INTERMITTENT ILLUMINATION OF MIL, SERVICE LAMPS, SERVICE MESSAGES, OR DTC SET BY VARIOUS CONTROL MODULES-DIAGNOSING AND REPAIRING FRETTING CORROSION (DISCONNECT AFFECTED CONNECTOR AND APPLY DIELECTRIC LUBRICANT). Read More »

    • TSB #PIT-5090

      Date Announced:
      MAY 01, 2011
      NHTSA ID:
      #10038768

      GM: THERE MAY BE MULTIPLE ELECTRICAL ISSUES SUCH AS: NO START, STARTER STAYS ENGAGED, FOG LAMPS WON'T TURN ON, WASHING FLUID NOT SPRAYING, PARK AND REVERSE LIGHTS STAY ON, BATTERY GOES DEAD, AND A BUZZ NOISE UNDERNEATH THE DASH. Read More »

    • TSB #PB-10037A

      Date Announced:
      APR 01, 2011
      NHTSA ID:
      #10038759

      GM: ONSTAR IS MAKING INCOMPLETE CALLS WITHOUT THE DRIVER KNOWING. WHEN HAVE A DATA CONNECTION. *RM Read More »

    • TSB #PIT-5043

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10037572

      GM: ON SOME HYBRID VEHICLES AFTER UPDATING SOFTWARE THERE IS AN INTERNAL TROUBLE CODE STORED AND IT WON'T GO AWAY. *RM Read More »

    • TSB #PIT-4665A

      Date Announced:
      SEP 01, 2010
      NHTSA ID:
      #10028264

      GENERAL MOTORS: DURING NORMAL DIAGNOSTICS AND/OR REPAIR VERIFICATION THE ABS LIGHT, TRACTION CONTROL AND/OR STABILITRAK INDICATORS MAY BE ON WITH NO DTC'S DISPLAYED BY THE EBCM. *PE UPDATED 11/17/10. *PE UPDATED 3/14/11. Read More »

    • TSB #SB-10-06-04-001

      Date Announced:
      SEP 01, 2010
      NHTSA ID:
      #10034369

      CHEVROLET/GMC/PONTIAC: INTERMITTENT MIL/CHECK ENGINE LIGHT ON, DTC P0442, P0446, P0451, P0452, P0453, P0454 OR P0455 (INSTALL FUEL TANK PRESSURE SENSOR COVER). Read More »

    • TSB #PIT-4730A

      Date Announced:
      JUN 01, 2010
      NHTSA ID:
      #10036550

      BUICK/CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC/SATURN: ADDITIONAL DIAGNOSTIC INFORMATION FOR U0140 OR U0073. Read More »

    • TSB #PIP-4713

      Date Announced:
      OCT 01, 2009
      NHTSA ID:
      #10032450

      CHEVROLET/GMC: INSPECT FOR WIRE HARNESS CHAFES NEAR CONNECTOR X108. DEALER MAY ENCOUNTER A CONCERN OF THE SES LIGHT ON WITH REDUCED POWER. DIAGNOSTICS MAY REVEAL DTC'S P0193, P0522 AND/OR P0652. Read More »

    • TSB #PIT-4874

      Date Announced:
      JUN 01, 2009
      NHTSA ID:
      #10032867

      CHEVROLET/CADILLAC/GMC: SIR MIL WITH DTC B0081. CAN BE SET IN THE SDM AND PPS. IN MOST CASES, THIS DTC WILL SET DUE TO A COMMUNICATION FAULT AND DOES NOT ALWAYS REQUIRE A MODULE REPLACEMENT. Read More »

    ELECTRICAL SYSTEM:12V/24V/48V BATTERY

    • TSB #PIT4597E

      Date Announced:
      MAR 01, 2016
      NHTSA ID:
      #10113887

      This Preliminary Information communication provides the technician with the additional steps that are needed to help perform a successful brake bleed on the 2-Mode Hybrid with Regular Production Option Code HP2. Read More »

    • TSB #PB-14648

      Date Announced:
      FEB 01, 2015
      NHTSA ID:
      #10057647

      BUICK/CHEVROLET/PONTIAC/SATURN/SAAB/GMC/CADILLAC: TSB CONTAINS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. Read More »

    • TSB #PI-1280

      Date Announced:
      JUL 01, 2014
      NHTSA ID:
      #10056241

      CADILLAC/CHEVROLET/GMC: LOSS OF PROPULSION, WHEN SPEED IS LESS THAN 5 KM/H (3MPH), SERVICE HYBRID SYSTEM IS DISPLAYED IN DRIVER INFORMATION CENTER (DIC) AND MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATES. Read More »

    • TSB #PIT4821D

      Date Announced:
      MAY 20, 2014
      NHTSA ID:
      #10112078

      This Preliminary Information communication advises the technician that the 2-Mode Drive Motor Generator Battery placed on parts restriction by General Motors Technical Assistance Center. Read More »

    • TSB #PIT4585E

      Date Announced:
      NOV 16, 2012
      NHTSA ID:
      #10112581

      This Preliminary Information communication provides information to the technician about vehicles that may have a no crank condition after the vehicle has had very low accessory battery voltage or a dead battery condition. Read More »

    • TSB #CSP-10414

      Date Announced:
      JAN 01, 2012
      NHTSA ID:
      #10043504

      GMC/CHEVROLET: SEE DOCUEMTN SEARCH BUTTON FOR OWNER LETTER. AUXILIARY BATTERY FEED MAY CAUSE FUSIBLE LINK TO MELT AND OPEN CIRCUIT TO PREVENT DAMAGE OR FIRE IN WIRING HARNESS, DUE TO ELECTRICAL OVER LOAD. Read More »

    • TSB #PIT-5090

      Date Announced:
      MAY 01, 2011
      NHTSA ID:
      #10038768

      GM: THERE MAY BE MULTIPLE ELECTRICAL ISSUES SUCH AS: NO START, STARTER STAYS ENGAGED, FOG LAMPS WON'T TURN ON, WASHING FLUID NOT SPRAYING, PARK AND REVERSE LIGHTS STAY ON, BATTERY GOES DEAD, AND A BUZZ NOISE UNDERNEATH THE DASH. Read More »

    • TSB #SB-07-06-03-002C

      Date Announced:
      JUL 01, 2010
      NHTSA ID:
      #10036524

      CADILLAC/CHEVROLET/GMC: INFORMATION ON INSPECTING TOP POST BATTERY CABLE BOLTS, CLAMPS AND NUTS DURING PRE-DELIVERY INSPECTION (PDI). *PE Read More »

    • TSB #PIC-4872

      Date Announced:
      JUN 01, 2009
      NHTSA ID:
      #10032866

      GMC/CHEVROLET/CADILLAC: SIR MIL ON WITH DTC B1325 SYM 03. DURING A LOW BATTERY/VOLTAGE CONDITION THE PASSENGER PRESENCE SYSTEM MAY SET A B1325 SYM 03 ALONG WITH OTHER FAULTS THAT ARE CAUSED BY THE LOW BATTER/VOLTAGE CONDITION. Read More »

    ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES

    • TSB #SB-07-06-03-002C

      Date Announced:
      JUL 01, 2010
      NHTSA ID:
      #10036524

      CADILLAC/CHEVROLET/GMC: INFORMATION ON INSPECTING TOP POST BATTERY CABLE BOLTS, CLAMPS AND NUTS DURING PRE-DELIVERY INSPECTION (PDI). *PE Read More »

    ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

    • TSB #PIT-4539L

      Date Announced:
      NOV 01, 2011
      NHTSA ID:
      #10037569

      GM: A DRIVER MOTOR GENERATOR CONTROL MODULE IS BEING PUT ON RESTRICTION. *RM UPDATED 2/14/12. *PE Read More »

    ELECTRICAL SYSTEM:WIRING

    • TSB #13-00-89-008A

      Date Announced:
      MAR 16, 2015
      NHTSA ID:
      #10113752

      This informational bulletin communicates GM wiring repair strategy information. Read More »

    • TSB #PIT5184A

      Date Announced:
      NOV 25, 2013
      NHTSA ID:
      #10112368

      This Preliminary Information communication provides information to the technician about vehicles that have an instrument panel backlighting flashes, flickers or inoperative, unwanted horn activation, radio controls inoperative or unwanted ... Read More »

    • TSB #PIT4844D

      Date Announced:
      NOV 02, 2012
      NHTSA ID:
      #10112535

      This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Read More »

    • TSB #PIT5184

      Date Announced:
      OCT 12, 2012
      NHTSA ID:
      #10112470

      This Preliminary Information communication provides information to the technician about vehicles that have an instrument panel backlighting flashes, flickers or inoperative, unwanted horn activation, radio controls inoperative or unwanted ... Read More »

    • TSB #SB-09-06-03-004A

      Date Announced:
      DEC 01, 2011
      NHTSA ID:
      #10032332

      GM/HUMMER/SAAB: INTERMITTENT ILLUMINATION OF MIL, SERVICE LAMPS, SERVICE MESSAGES, OR DTC SET BY VARIOUS CONTROL MODULES-DIAGNOSING AND REPAIRING FRETTING CORROSION (DISCONNECT AFFECTED CONNECTOR AND APPLY DIELECTRIC LUBRICANT). Read More »

    • TSB #PIP-4817

      Date Announced:
      AUG 01, 2010
      NHTSA ID:
      #10036548

      CADILLAC/CHEVROLET/GMC: (HYBRID) INFORMATION ON INTERNAL TRANSMISSION WIRING HARNESS REPAIRS. DIAGNOSTICS OF ANY ONE OF OR COMBINATION OF THE DTCS LISTED MAY LEAD TO A INTERNAL TRANSMISSION WIRING HARNESS CONCERN. Read More »

    • TSB #PIT4595

      Date Announced:
      JUN 01, 2010
      NHTSA ID:
      #10024526

      SERVICE TRAILER BRAKE MESSAGE WITH DTC C1114 AND/OR C1112. WITH RPO JL1. *NJ UPDATED 3/28/11. *PE Read More »

    • TSB #PIT4366

      Date Announced:
      JUN 01, 2010
      NHTSA ID:
      #10024625

      [CHECK TRAILER WIRING] MESSAGE DISPLAYED ON DIC. WITH RPO JL1. *NJ UPDATED 3/28/11. *PE Read More »

    • TSB #PIT-4900A

      Date Announced:
      JUN 01, 2010
      NHTSA ID:
      #10036546

      CHEVROLET/GMC: SERVICE TRAILER BRAKE MESSAGE WITH DTC(S) C1115, C1116, C1117, AND/OR C1118 (INSPECT WIRING NEAR PARKING BRAKE PEDAL). THIS CONCERN MAY BE VERY INTERMITTENT AND CAN OCCUR WITH OR WITHOUT A TRAILER CONNECTED TO TRUCK. Read More »

    • TSB #PIT-4730A

      Date Announced:
      JUN 01, 2010
      NHTSA ID:
      #10036550

      BUICK/CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC/SATURN: ADDITIONAL DIAGNOSTIC INFORMATION FOR U0140 OR U0073. Read More »

    • TSB #PIT-4801B

      Date Announced:
      JUN 01, 2010
      NHTSA ID:
      #10036564

      GMC/CHEVROLET: CHECK TRAILER WIRING MESSAGE IN DIC POOR CONNECTIONS AT 7-WAY). THIS CONCERN COULD BE CAUSED BY A POOR CONNECTION AT THE 7-WAY TRAILER CONNECTOR. Read More »

    • TSB #PIP-4713

      Date Announced:
      OCT 01, 2009
      NHTSA ID:
      #10032450

      CHEVROLET/GMC: INSPECT FOR WIRE HARNESS CHAFES NEAR CONNECTOR X108. DEALER MAY ENCOUNTER A CONCERN OF THE SES LIGHT ON WITH REDUCED POWER. DIAGNOSTICS MAY REVEAL DTC'S P0193, P0522 AND/OR P0652. Read More »

    • TSB #TB-09-06-04-022

      Date Announced:
      MAY 01, 2009
      NHTSA ID:
      #10030110

      GENERAL MOTORS: MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED, INTERMITTENT DTC P0191, SLOW FUEL RAIL PRESSURE (FRP) DECAY, WIRING HARNESS CONNECTIONS, VOLTAGE FLUCTUATIONS/INTERRUPTIONS (FOLLOW CORRECTION INFORMATION BELOW). Read More »

    • TSB #TSB-08259A

      Date Announced:
      NOV 01, 2008
      NHTSA ID:
      #10028179

      BUICK\CADILLAC\CHEVROLET\GMC\PONTIAC\SATURN SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ONSTAR SYSTEM INOPERATIVE; REPLACE ONSTAR MODULE. Read More »

    ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

    • TSB #PIT4729E

      Date Announced:
      OCT 24, 2013
      NHTSA ID:
      #10112427

      This Preliminary Information communication provides information to the technician about customer's wanting to add the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full Size ... Read More »

    • TSB #PIT4508C

      Date Announced:
      OCT 05, 2012
      NHTSA ID:
      #10112452

      This Preliminary Information communication provides information to the technician about vehicles that the cruise control being inoperative. Technician may find Diagnostic Trouble Code B3894 set in the Trailer Brake Control Module. Read More »

    • TSB #PIT-5144

      Date Announced:
      FEB 01, 2012
      NHTSA ID:
      #10043486

      CHEVROLET/GMC: STOP LAMP SWITCHES HAS FAILED BUT NOT CONFIRMED, DUE TO POSSIBLE CODE SET BY WIRING/TERMINAL ISSUE AT BRAKE SWITCH. *PE Read More »

    • TSB #PIT4595

      Date Announced:
      JUN 01, 2010
      NHTSA ID:
      #10024526

      SERVICE TRAILER BRAKE MESSAGE WITH DTC C1114 AND/OR C1112. WITH RPO JL1. *NJ UPDATED 3/28/11. *PE Read More »

    • TSB #PIT4366

      Date Announced:
      JUN 01, 2010
      NHTSA ID:
      #10024625

      [CHECK TRAILER WIRING] MESSAGE DISPLAYED ON DIC. WITH RPO JL1. *NJ UPDATED 3/28/11. *PE Read More »

    • TSB #PIT-4900A

      Date Announced:
      JUN 01, 2010
      NHTSA ID:
      #10036546

      CHEVROLET/GMC: SERVICE TRAILER BRAKE MESSAGE WITH DTC(S) C1115, C1116, C1117, AND/OR C1118 (INSPECT WIRING NEAR PARKING BRAKE PEDAL). THIS CONCERN MAY BE VERY INTERMITTENT AND CAN OCCUR WITH OR WITHOUT A TRAILER CONNECTED TO TRUCK. Read More »

    • TSB #PIT-4801B

      Date Announced:
      JUN 01, 2010
      NHTSA ID:
      #10036564

      GMC/CHEVROLET: CHECK TRAILER WIRING MESSAGE IN DIC POOR CONNECTIONS AT 7-WAY). THIS CONCERN COULD BE CAUSED BY A POOR CONNECTION AT THE 7-WAY TRAILER CONNECTOR. Read More »

    ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

    • TSB #PI0639A

      Date Announced:
      MAY 01, 2013
      NHTSA ID:
      #10043887

      GM: THE SERVICE STABILITRAK MESSAGE BEING DISPLAYED IN DIC. THE STABILITRAK INDICATOR LIGHT MAY ALSO BE ON. *JS UPDATED ON 7/9/2013. *KB Read More »

    ELECTRICAL SYSTEM:IGNITION

    • TSB #PI1018A

      Date Announced:
      FEB 05, 2015
      NHTSA ID:
      #10113519

      This preliminary informational bulletin adds the 2015 model year to repair information on correcting a customer concern of poor, limited, reduced Remote Keyless Entry (RKE) or Remote Vehicle Start (RVS) range. Read More »

    • TSB #PIP4828B

      Date Announced:
      JAN 14, 2013
      NHTSA ID:
      #10112717

      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 »

    • TSB #PIT4813C

      Date Announced:
      DEC 12, 2012
      NHTSA ID:
      #10112648

      This Preliminary Information communication provides information to the technician about vehicles with a "Service Charging System" message displayed on the Driver Information Center and/or a low voltage reading on the volt gauge during the ... Read More »

    • TSB #PIT4585E

      Date Announced:
      NOV 16, 2012
      NHTSA ID:
      #10112581

      This Preliminary Information communication provides information to the technician about vehicles that may have a no crank condition after the vehicle has had very low accessory battery voltage or a dead battery condition. Read More »

    • TSB #PIT5185

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10112472

      This Preliminary Information communication provides information to the technician about vehicles that if the ignition key is turned to the start position, and then released when the engine begins cranking, the engine will continue ... Read More »

    • TSB #PIT-5090

      Date Announced:
      MAY 01, 2011
      NHTSA ID:
      #10038768

      GM: THERE MAY BE MULTIPLE ELECTRICAL ISSUES SUCH AS: NO START, STARTER STAYS ENGAGED, FOG LAMPS WON'T TURN ON, WASHING FLUID NOT SPRAYING, PARK AND REVERSE LIGHTS STAY ON, BATTERY GOES DEAD, AND A BUZZ NOISE UNDERNEATH THE DASH. Read More »

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • TSB #PIP-5276-E

      Date Announced:
      AUG 01, 2015
      NHTSA ID:
      #10059078

      CADILLAC/CHEVROLET/GMC: ON SOME VEHICLES AND/OR TRUCKS, INSTRUMENT CLUSTER WILL ILLUMINATE, AFTER AN OIL CHANGE, INDICATING LOW OIL PRESSURE AND/OR SES LAMP WILL ILLUMINATE. Read More »

    • TSB #PIT5195A

      Date Announced:
      JAN 21, 2014
      NHTSA ID:
      #10112009

      This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »

    • TSB #PIT5195

      Date Announced:
      JAN 23, 2013
      NHTSA ID:
      #10112737

      This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »

    • TSB #PIP-4966

      Date Announced:
      JUN 01, 2012
      NHTSA ID:
      #10042386

      CHEVROLET/CADILLAC/GMC: CERTAIN VEHICLES EXPERIENCING ERRATIC OR INOPERATIVE SPEEDOMETER OR ANTI-LOCK BRAKE SYSTEM MESSAGE OR MALFUNCTIONING INDICATOR LIGHT DISPLAYING IN DRIVER'S INFORMATION CENTER. Read More »

    • TSB #PIT-4730A

      Date Announced:
      JUN 01, 2010
      NHTSA ID:
      #10036550

      BUICK/CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC/SATURN: ADDITIONAL DIAGNOSTIC INFORMATION FOR U0140 OR U0073. Read More »

    • TSB #PIT-4846A

      Date Announced:
      FEB 01, 2010
      NHTSA ID:
      #10030244

      CADILLAC/CHEVROLET/GMC: LOCATIONS OF HIGH SPEED GMLAN WIRING CONCERNS. GAUGES INOPERATIVE, NO CRANK, HARSH TRANSMISSION SHIFTING, NO TRANSMISSION SHIFTING, DOOR LOCKS CYCLING AND INDICATORS ON. *PE UPDATED 11/17/10. Read More »

    • TSB #PIP-4489E

      Date Announced:
      JAN 01, 2010
      NHTSA ID:
      #10034432

      CADILLAC/CHEVROLET/GMC: SERVICE HYBRID SYSTEM MESSAGE AND OR SERVICE ENGINE SOON LAMP ON. ENGINEERING WOULD LIKE INFORMATION ON VEHICLES WITH DTC P0C19, P0C1A, P0A78, P0A79, P0C0B, P0C0E, P0BFD, OR P0BFE. Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #PIT4733J

      Date Announced:
      NOV 28, 2012
      NHTSA ID:
      #10112606

      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 »

    • TSB #PIT-5043

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10037572

      GM: ON SOME HYBRID VEHICLES AFTER UPDATING SOFTWARE THERE IS AN INTERNAL TROUBLE CODE STORED AND IT WON'T GO AWAY. *RM Read More »

    • TSB #PIT-4665A

      Date Announced:
      SEP 01, 2010
      NHTSA ID:
      #10028264

      GENERAL MOTORS: DURING NORMAL DIAGNOSTICS AND/OR REPAIR VERIFICATION THE ABS LIGHT, TRACTION CONTROL AND/OR STABILITRAK INDICATORS MAY BE ON WITH NO DTC'S DISPLAYED BY THE EBCM. *PE UPDATED 11/17/10. *PE UPDATED 3/14/11. Read More »

    ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY

    • TSB #PIP4686D

      Date Announced:
      OCT 15, 2013
      NHTSA ID:
      #10112406

      This Preliminary Information communication provides information to the technician about vehicles that have various 2-Mode Hybrid issues. Read More »

    EXTERIOR LIGHTING

    • TSB #PIT4543B

      Date Announced:
      AUG 07, 2014
      NHTSA ID:
      #10112151

      This Preliminary Information communication provides information to the technician about the operation of the ground illumination lamp. Read More »

    LIGHTING (PWS)

    • TSB #PIT4543A

      Date Announced:
      DEC 13, 2012
      NHTSA ID:
      #10112668

      This Preliminary Information communication provides information to the technician about the puddle light operation. Read More »

    EXTERIOR LIGHTING:HEADLIGHTS

    • TSB #10-08-42-001C

      Date Announced:
      NOV 01, 2014
      NHTSA ID:
      #10043847

      GM: LOW BEAM HEADLAMP BULB DIAGNOSIS/ REPLACEMENT (INSPECT BULB AND CONNECTOR). DO NOT REPLACE THE ENTIRE HEADLAMP ASSEMBLY FOR THIS CONDITION. REPLACE THE BULB AND INSPECT THE CONNECTOR. *JS UPDATED 4/7/15. Read More »

    • TSB #PIT4543B

      Date Announced:
      AUG 07, 2014
      NHTSA ID:
      #10112151

      This Preliminary Information communication provides information to the technician about the operation of the ground illumination lamp. Read More »

    • TSB #PIT-4696A

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026701

      GMC: BMC FAILURE AFTER WINDSHIELD WIPER OPERATION-KEYWORDS: AJAR DOOR DOME DRIVER DIMMER FLASHER FOG HAUL HEADLIGHT HEAD HIGH HAZARD INOP INOPERATIVE LAMP LIGHT LOCK LOW NOT ON OFF POWER PARK RADIO RAP REPEAT SIGNAL SHUT SPEED STAY SWITCH ... Read More »

    EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH

    • TSB #PIT-4696A

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026701

      GMC: BMC FAILURE AFTER WINDSHIELD WIPER OPERATION-KEYWORDS: AJAR DOOR DOME DRIVER DIMMER FLASHER FOG HAUL HEADLIGHT HEAD HIGH HAZARD INOP INOPERATIVE LAMP LIGHT LOCK LOW NOT ON OFF POWER PARK RADIO RAP REPEAT SIGNAL SHUT SPEED STAY SWITCH ... Read More »

    EXTERIOR LIGHTING:FOG LIGHTS

    • TSB #PIT-4696A

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026701

      GMC: BMC FAILURE AFTER WINDSHIELD WIPER OPERATION-KEYWORDS: AJAR DOOR DOME DRIVER DIMMER FLASHER FOG HAUL HEADLIGHT HEAD HIGH HAZARD INOP INOPERATIVE LAMP LIGHT LOCK LOW NOT ON OFF POWER PARK RADIO RAP REPEAT SIGNAL SHUT SPEED STAY SWITCH ... Read More »

    EXTERIOR LIGHTING:TAIL LIGHTS

    • TSB #PIT-4814

      Date Announced:
      MAR 01, 2009
      NHTSA ID:
      #10030211

      GMC/CHEVROLET: THE LEFT OR RIGHT REAR TAIL, STOP AND/OR TURN SIGNAL LAMPS ARE INTERMITTENTLY INOPERATIVE, OR THE TURN SIGNAL FLASHES FAST. *PE Read More »

    EXTERIOR LIGHTING:TURN SIGNAL

    • TSB #SB-070842006C

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10030591

      GENERAL MOTORS: BCM CALIBRATIONS AVAILABLE TO RESTORE BULB OUTAGE DETECTION ON VEHICLES PRODUCED BY A SECOND STATE MANUFACTURER, TURN SIGNALS FLASH FAST AFTER FACTORY BOX REMOVED (UPFITTER). Read More »

    • TSB #PIT-4814

      Date Announced:
      MAR 01, 2009
      NHTSA ID:
      #10030211

      GMC/CHEVROLET: THE LEFT OR RIGHT REAR TAIL, STOP AND/OR TURN SIGNAL LAMPS ARE INTERMITTENTLY INOPERATIVE, OR THE TURN SIGNAL FLASHES FAST. *PE Read More »

    EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT

    • TSB #SB-070842006C

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10030591

      GENERAL MOTORS: BCM CALIBRATIONS AVAILABLE TO RESTORE BULB OUTAGE DETECTION ON VEHICLES PRODUCED BY A SECOND STATE MANUFACTURER, TURN SIGNALS FLASH FAST AFTER FACTORY BOX REMOVED (UPFITTER). Read More »

    • TSB #PIT-4696A

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026701

      GMC: BMC FAILURE AFTER WINDSHIELD WIPER OPERATION-KEYWORDS: AJAR DOOR DOME DRIVER DIMMER FLASHER FOG HAUL HEADLIGHT HEAD HIGH HAZARD INOP INOPERATIVE LAMP LIGHT LOCK LOW NOT ON OFF POWER PARK RADIO RAP REPEAT SIGNAL SHUT SPEED STAY SWITCH ... Read More »

    EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS

    • TSB #PIT-4696A

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026701

      GMC: BMC FAILURE AFTER WINDSHIELD WIPER OPERATION-KEYWORDS: AJAR DOOR DOME DRIVER DIMMER FLASHER FOG HAUL HEADLIGHT HEAD HIGH HAZARD INOP INOPERATIVE LAMP LIGHT LOCK LOW NOT ON OFF POWER PARK RADIO RAP REPEAT SIGNAL SHUT SPEED STAY SWITCH ... Read More »

    EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS:UNIT

    • TSB #PIT-4696A

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026701

      GMC: BMC FAILURE AFTER WINDSHIELD WIPER OPERATION-KEYWORDS: AJAR DOOR DOME DRIVER DIMMER FLASHER FOG HAUL HEADLIGHT HEAD HIGH HAZARD INOP INOPERATIVE LAMP LIGHT LOCK LOW NOT ON OFF POWER PARK RADIO RAP REPEAT SIGNAL SHUT SPEED STAY SWITCH ... Read More »

    VISIBILITY

    • TSB #PIT4417H

      Date Announced:
      JUN 25, 2013
      NHTSA ID:
      #10113062

      This Preliminary Information communication provides information to the technician about an owner that may request to have a different style mirror installed on their vehicle or request a different mirror before they purchase the vehicle. Read More »

    VISIBILITY:GLASS, SIDE/REAR

    • TSB #PI-0018-B

      Date Announced:
      NOV 01, 2013
      NHTSA ID:
      #10054243

      GENERAL MOTORS: THE WINDOWS, FRONT AND REAR, WOULD BIND, POOR FIT, MISALIGNMENT, MAKES RATTLE OR SQUEAKING NOISES, MOVES SLOWLY AND IS INOPERATIVE. MODEL 2008-2014 VEHICLES AND TRUCKS. Read More »

    VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

    • TSB #PIT5189

      Date Announced:
      NOV 29, 2012
      NHTSA ID:
      #10112615

      This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles that have windows inoperative while the engine is running but work when the engine is off. Read More »

    • TSB #PIT4228E

      Date Announced:
      OCT 17, 2012
      NHTSA ID:
      #10112491

      This Preliminary Information communication provides information to the technician about vehicles that have passenger window express down feature is inoperative. Read More »

    • TSB #PIT4228D

      Date Announced:
      OCT 05, 2012
      NHTSA ID:
      #10112451

      This Preliminary Information communication provides information to the technician about vehicles that have passenger window express down feature is inoperative. Read More »

    VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR

    • TSB #PIT4417H

      Date Announced:
      JUN 25, 2013
      NHTSA ID:
      #10113062

      This Preliminary Information communication provides information to the technician about an owner that may request to have a different style mirror installed on their vehicle or request a different mirror before they purchase the vehicle. Read More »

    VISIBILITY:WINDSHIELD WIPER/WASHER

    VISIBILITY:WINDSHIELD WIPER/WASHER:SWITCH/WIRING

    • TSB #PIT-4696A

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026701

      GMC: BMC FAILURE AFTER WINDSHIELD WIPER OPERATION-KEYWORDS: AJAR DOOR DOME DRIVER DIMMER FLASHER FOG HAUL HEADLIGHT HEAD HIGH HAZARD INOP INOPERATIVE LAMP LIGHT LOCK LOW NOT ON OFF POWER PARK RADIO RAP REPEAT SIGNAL SHUT SPEED STAY SWITCH ... Read More »

    VISIBILITY:REAR WINDOW WIPER/WASHER:MOTOR

    • TSB #PIT-4696A

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026701

      GMC: BMC FAILURE AFTER WINDSHIELD WIPER OPERATION-KEYWORDS: AJAR DOOR DOME DRIVER DIMMER FLASHER FOG HAUL HEADLIGHT HEAD HIGH HAZARD INOP INOPERATIVE LAMP LIGHT LOCK LOW NOT ON OFF POWER PARK RADIO RAP REPEAT SIGNAL SHUT SPEED STAY SWITCH ... Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR

    • TSB #PI-0695

      Date Announced:
      NOV 01, 2012
      NHTSA ID:
      #10043892

      GM: DIAGNOSE AND REPAIR HVAC BLOWER FUNCTION. MAY NOT BE ANY AIR FLOW FROM THE HVAC VENTS. ONE POSSIBLE OF THIS CONDITION MAY BE THE CONTACTS IN THE HVAC JUNCTION BLOCK(S) LOCATED AT THE RIGHT SIDE OF THE INSTRUMENTAL PANEL. Read More »

    AIR BAGS

    • TSB #SB-08-09-41-002C

      Date Announced:
      DEC 01, 2011
      NHTSA ID:
      #10029924

      GENERAL MOTORS: DIAGNOSTIC INFORMATION FOR INTERMITTENT RESTRAINTS, AIR BAG (SIR) INDICATOR/LAMP ON WITH DTC(S) B0012, B0013, B0016, B0016, B0019, B0020, B0022, B0023, B0026, B0033, B0040, B0042 OR B0044 SET. Read More »

    • TSB #SB-08-09-41-005A

      Date Announced:
      OCT 01, 2010
      NHTSA ID:
      #10037146

      GM: THE AIR BAG DOOR MAY BE WARPED OR NOT SIT FLUSH WITH THE INSTRUMENT PANEL/DASH. *RM Read More »

    • TSB #SB-07-09-41-010A

      Date Announced:
      FEB 01, 2010
      NHTSA ID:
      #10034404

      BUICK/CADILLAC/CHEVROLET/GMC: AIRBAG LIGHT ON, DTC B0071 AND B0081 SET (DIAGNOSE AND REPLACE RIGHT FRONT SEATBELT BUCKLE, IF NECESSARY). Read More »

    • TSB #SB-09-09-41-005

      Date Announced:
      JUL 01, 2009
      NHTSA ID:
      #10032336

      GMC/CADILLAC/CHEVROLET: AIR BAG READINESS LIGHT ON, SERVICE AIR BAG MESSAGE, INFLATABLE RESTRAINT SENSING AND DIAGNOSTIC MODULE (SDM) CORROSION (REPLACE SDM/CUT AND REMOVE CARPET PAD). Read More »

    • TSB #PIT-4857

      Date Announced:
      MAY 01, 2009
      NHTSA ID:
      #10030750

      GMC/CHEVROLET: SIR MIL ON AND TECH 2 WILL NOT COMMUNICATE WITH SDM. SOME MODULES MAY SET A COMMUNICATION DTC U0151 AGAINST SDM. Read More »

    AIR BAGS:FRONTAL

    • TSB #SB-08-09-41-005A

      Date Announced:
      OCT 01, 2010
      NHTSA ID:
      #10037146

      GM: THE AIR BAG DOOR MAY BE WARPED OR NOT SIT FLUSH WITH THE INSTRUMENT PANEL/DASH. *RM Read More »

    • TSB #SB-07-09-41-010A

      Date Announced:
      FEB 01, 2010
      NHTSA ID:
      #10034404

      BUICK/CADILLAC/CHEVROLET/GMC: AIRBAG LIGHT ON, DTC B0071 AND B0081 SET (DIAGNOSE AND REPLACE RIGHT FRONT SEATBELT BUCKLE, IF NECESSARY). Read More »

    • TSB #PIT-4857

      Date Announced:
      MAY 01, 2009
      NHTSA ID:
      #10030750

      GMC/CHEVROLET: SIR MIL ON AND TECH 2 WILL NOT COMMUNICATE WITH SDM. SOME MODULES MAY SET A COMMUNICATION DTC U0151 AGAINST SDM. Read More »

    AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE

    • TSB #PIT4874B

      Date Announced:
      NOV 02, 2012
      NHTSA ID:
      #10112536

      This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B0081 in the Sensing and Diagnostic Module and Passenger Presence Sensor modules. Read More »

    • TSB #PIT4978A

      Date Announced:
      NOV 02, 2012
      NHTSA ID:
      #10112537

      This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B0081 in the Sensing and Diagnostic Module and Passenger Presence Sensor modules. Read More »

    AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION

    • TSB #PIT4874B

      Date Announced:
      NOV 02, 2012
      NHTSA ID:
      #10112536

      This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B0081 in the Sensing and Diagnostic Module and Passenger Presence Sensor modules. Read More »

    • TSB #PIT4978A

      Date Announced:
      NOV 02, 2012
      NHTSA ID:
      #10112537

      This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B0081 in the Sensing and Diagnostic Module and Passenger Presence Sensor modules. Read More »

    SEAT BELTS

    • TSB #99-09-40-005G

      Date Announced:
      AUG 15, 2013
      NHTSA ID:
      #10113492

      This informational bulletin provides information on availability for the seat belt extender. Read More »

    • TSB #09-09-40-001A

      Date Announced:
      JAN 01, 2012
      NHTSA ID:
      #10038294

      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 »

    SEAT BELTS:FRONT

    • TSB #SB-07-09-41-010A

      Date Announced:
      FEB 01, 2010
      NHTSA ID:
      #10034404

      BUICK/CADILLAC/CHEVROLET/GMC: AIRBAG LIGHT ON, DTC B0071 AND B0081 SET (DIAGNOSE AND REPLACE RIGHT FRONT SEATBELT BUCKLE, IF NECESSARY). Read More »

    SEAT BELTS:FRONT:WEBBING

    • TSB #05-09-40-002E

      Date Announced:
      OCT 01, 2011
      NHTSA ID:
      #10037184

      GM: SERVICE BULLETIN EXPLAINING WHEN THE SAFETY BELTS ARE SUPPOSED TO LOCK. *RM UPDATED 12/6/11. *PE Read More »

    SEAT BELTS:FRONT:RETRACTOR

    • TSB #05-09-40-002E

      Date Announced:
      OCT 01, 2011
      NHTSA ID:
      #10037184

      GM: SERVICE BULLETIN EXPLAINING WHEN THE SAFETY BELTS ARE SUPPOSED TO LOCK. *RM UPDATED 12/6/11. *PE Read More »

    SEAT BELTS:FRONT:BUCKLE ASSEMBLY

    • TSB #SB-07-09-41-010A

      Date Announced:
      FEB 01, 2010
      NHTSA ID:
      #10034404

      BUICK/CADILLAC/CHEVROLET/GMC: AIRBAG LIGHT ON, DTC B0071 AND B0081 SET (DIAGNOSE AND REPLACE RIGHT FRONT SEATBELT BUCKLE, IF NECESSARY). Read More »

    SEAT BELTS:FRONT:WARNING LIGHT/DEVICES

    • TSB #09-09-40-001A

      Date Announced:
      JAN 01, 2012
      NHTSA ID:
      #10038294

      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 »

    STRUCTURE

    • TSB #PIT4250F

      Date Announced:
      NOV 09, 2012
      NHTSA ID:
      #10112561

      This Preliminary Information communication provides information to the technician about vehicles that have water or dust from the openings under the bed rails near the stake pockets. Read More »

    STRUCTURE:FRAME AND MEMBERS

    • TSB #PIT-3749D

      Date Announced:
      APR 01, 2012
      NHTSA ID:
      #10037570

      GM: ON SOME TRUCK MODELS THERE IS SOME FRAME CORROSION. *RM UPDATED ON 5/2/2012. *KB Read More »

    STRUCTURE:BODY

    • TSB #05-08-51-001H

      Date Announced:
      JAN 07, 2016
      NHTSA ID:
      #10112264

      This informational bulletin provides information on removing paint stains on the under side of protective shipping film Read More »

    STRUCTURE:BODY:BUMPERS

    • TSB #PIT5039B

      Date Announced:
      NOV 28, 2012
      NHTSA ID:
      #10112609

      This Preliminary Information communication provides information to the technician about vehicles that the customer or up-fitter may have removed the rear bumper, install a different rear bumper, or add a different box/flat bed/cube ... Read More »

    STRUCTURE:BODY:DOOR

    • TSB #PIT5201A

      Date Announced:
      JAN 24, 2014
      NHTSA ID:
      #10112024

      This Preliminary Information communication provides information to the technician about vehicles that have Diagnostic Trouble Code B2555 may be found in a Driver and/or Passenger Door Module. Read More »

    • TSB #PI-0018-B

      Date Announced:
      NOV 01, 2013
      NHTSA ID:
      #10054243

      GENERAL MOTORS: THE WINDOWS, FRONT AND REAR, WOULD BIND, POOR FIT, MISALIGNMENT, MAKES RATTLE OR SQUEAKING NOISES, MOVES SLOWLY AND IS INOPERATIVE. MODEL 2008-2014 VEHICLES AND TRUCKS. Read More »

    • TSB #PIT3189R

      Date Announced:
      OCT 25, 2013
      NHTSA ID:
      #10112428

      This Preliminary Information communication provides information to the technician about customers that are unable to override the automatic door locking feature. Technician will update the Body Control Module on 2006 to 2007 model years. Read More »

    • TSB #PIT4560H

      Date Announced:
      OCT 25, 2013
      NHTSA ID:
      #10112429

      This Preliminary Information communication provides information to the technician about vehicles that unable to program the key fobs to the vehicle. Read More »

    • TSB #PIT-5201

      Date Announced:
      FEB 01, 2013
      NHTSA ID:
      #10051905

      GMC/CHEVROLET: THE PASSENGER AND/OR DRIVER DOOR MODULE COURTESY LIGHTS CALIBRATIONS ARE THE SAME, WITH OR WITHOUT, DOOR PANEL COURTESY LIGHTS. MODEL 2007-2013 AVALANCHE, SILVERADO, SUBURBAN, TAHOE, SIERRA, YUKONS. Read More »

    • TSB #PIT4560G

      Date Announced:
      OCT 08, 2012
      NHTSA ID:
      #10112455

      This Preliminary Information communication provides information to the technician about vehicles that unable to program the key fobs to the vehicle. Read More »

    • TSB #SB-09-08-64-032A

      Date Announced:
      APR 01, 2011
      NHTSA ID:
      #10039024

      GM: THE CHROME OUTSIDE DOOR HANDLE IS CRACKED OR LOOSE AT THE SCREW WHERE IT ATTACHES. GREASE MAY HAVE CAUSE THE SCREW TO DEGRADE OR THE TORQUE WAS TOO HIGH. *RM Read More »

    STRUCTURE:BODY:TAILGATE

    • TSB #PIT5243

      Date Announced:
      NOV 26, 2013
      NHTSA ID:
      #10112377

      This Preliminary Information communication provides information to the technician about vehicles that have tailgate may not lower slowly like the New 2014 Silverado 1500 / Sierra 1500 models. Read More »

    STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS

    • TSB #PIT5243

      Date Announced:
      NOV 26, 2013
      NHTSA ID:
      #10112377

      This Preliminary Information communication provides information to the technician about vehicles that have tailgate may not lower slowly like the New 2014 Silverado 1500 / Sierra 1500 models. Read More »

    LATCHES/LOCKS/LINKAGES:DOORS:LATCH

    • TSB #PIT3189R

      Date Announced:
      OCT 25, 2013
      NHTSA ID:
      #10112428

      This Preliminary Information communication provides information to the technician about customers that are unable to override the automatic door locking feature. Technician will update the Body Control Module on 2006 to 2007 model years. Read More »

    • TSB #PIT4560H

      Date Announced:
      OCT 25, 2013
      NHTSA ID:
      #10112429

      This Preliminary Information communication provides information to the technician about vehicles that unable to program the key fobs to the vehicle. Read More »

    • TSB #PI-0011A

      Date Announced:
      JUN 01, 2013
      NHTSA ID:
      #10038344

      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 »

    • TSB #PIT4560G

      Date Announced:
      OCT 08, 2012
      NHTSA ID:
      #10112455

      This Preliminary Information communication provides information to the technician about vehicles that unable to program the key fobs to the vehicle. Read More »

    • TSB #PIT-4846A

      Date Announced:
      FEB 01, 2010
      NHTSA ID:
      #10030244

      CADILLAC/CHEVROLET/GMC: LOCATIONS OF HIGH SPEED GMLAN WIRING CONCERNS. GAUGES INOPERATIVE, NO CRANK, HARSH TRANSMISSION SHIFTING, NO TRANSMISSION SHIFTING, DOOR LOCKS CYCLING AND INDICATORS ON. *PE UPDATED 11/17/10. Read More »

    • TSB #PIT-4696A

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026701

      GMC: BMC FAILURE AFTER WINDSHIELD WIPER OPERATION-KEYWORDS: AJAR DOOR DOME DRIVER DIMMER FLASHER FOG HAUL HEADLIGHT HEAD HIGH HAZARD INOP INOPERATIVE LAMP LIGHT LOCK LOW NOT ON OFF POWER PARK RADIO RAP REPEAT SIGNAL SHUT SPEED STAY SWITCH ... Read More »

    VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

    • TSB #PIP3783D

      Date Announced:
      JUL 16, 2014
      NHTSA ID:
      #10112115

      This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on or reduced engine power message. Read More »

    VEHICLE SPEED CONTROL:CRUISE CONTROL

    • TSB #PIT4844E

      Date Announced:
      OCT 02, 2013
      NHTSA ID:
      #10112384

      This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Read More »

    • TSB #PIT4844D

      Date Announced:
      NOV 02, 2012
      NHTSA ID:
      #10112535

      This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Read More »

    • TSB #PIT5184

      Date Announced:
      OCT 12, 2012
      NHTSA ID:
      #10112470

      This Preliminary Information communication provides information to the technician about vehicles that have an instrument panel backlighting flashes, flickers or inoperative, unwanted horn activation, radio controls inoperative or unwanted ... Read More »

    • TSB #PIT-5179

      Date Announced:
      SEP 01, 2012
      NHTSA ID:
      #10047459

      CADILLAC/GMC/CHEVROLET: INFORMATION ON CRUISE CONTROL BEING INOPERATIVE DUE TO BPP CIRCUIT SIGNAL AND/OR TCC/CRUISE BRAKE PEDAL PARAMETERS, WHEN BRAKE PEDAL IS RELEASED BUT SHOWS APPLIED. Read More »

    TIRES

    • TSB #PIT3271G

      Date Announced:
      JAN 15, 2015
      NHTSA ID:
      #10114352

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #01-03-10-003K

      Date Announced:
      AUG 28, 2013
      NHTSA ID:
      #10113506

      This warranty administration bulletin provide policy information on GM of Canada New Vehicle Limited Warranty Tire Program and Global Warranty Management (GWM) Submission Information. Read More »

    • TSB #00-03-10-003R

      Date Announced:
      AUG 05, 2013
      NHTSA ID:
      #10113483

      This warranty administration bulletin provide policy information new tire warranty program and global warranty management submission information. Read More »

    • TSB #PIT3271F

      Date Announced:
      DEC 12, 2012
      NHTSA ID:
      #10112655

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #PIT4506C

      Date Announced:
      OCT 22, 2012
      NHTSA ID:
      #10112508

      This Preliminary Information communication provides information to the technician that some owners of Heavy Duty Trucks and Utilities may ask if they can lower their tire pressures. Read More »

    • TSB #PIT-5070

      Date Announced:
      MAR 01, 2011
      NHTSA ID:
      #10038647

      GM: THERE MAY BE TEARING OF THE EDGE OF THE TIRE TREADS. THERE IS ALSO VIBRATION AND WEAR ON SOME TIRES. *RM Read More »

    TIRES:SIDEWALL

    • TSB #PIT4261C

      Date Announced:
      NOV 29, 2012
      NHTSA ID:
      #10112613

      This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Read More »

    TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

    • TSB #08-03-16-004

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026691

      GMC: TIRE PRESSURE LIGHT STAYS ON (REPROGRAM RCDLR) EVEN THOUGH TIRE PRESSURE VALUES ARE CORRECT. *PE Read More »

    WHEELS

    • TSB #PIT3271G

      Date Announced:
      JAN 15, 2015
      NHTSA ID:
      #10114352

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #PIT3271F

      Date Announced:
      DEC 12, 2012
      NHTSA ID:
      #10112655

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    WHEELS:HUB

    • TSB #PIT3078F

      Date Announced:
      OCT 29, 2012
      NHTSA ID:
      #10112519

      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 »

    TRAILER HITCHES

    • TSB #PIT4729E

      Date Announced:
      OCT 24, 2013
      NHTSA ID:
      #10112427

      This Preliminary Information communication provides information to the technician about customer's wanting to add the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full Size ... Read More »

    SEATS

    • TSB #PIT4089H

      Date Announced:
      OCT 22, 2012
      NHTSA ID:
      #10112512

      This Preliminary Information communication provides information to the technician about vehicles that are unable to set a personalized easy exit seat and/or power tilt column position and they will only move a predetermined amount. Read More »

    SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER

    • TSB #PIT5215A

      Date Announced:
      JAN 21, 2014
      NHTSA ID:
      #10112010

      This Preliminary Information communication provides information to the technician about vehicles that after installing the GM Accessory Heated Seat Kit, one or more of the following issues may be present the heated seat back and/or bottom ... Read More »

    • TSB #10-08-50-008B

      Date Announced:
      JAN 01, 2011
      NHTSA ID:
      #10037555

      GM: THE DRIVER OR PASSENGER HEATED SEAT ARE INOPERATIVE. THEY ARE SLOW TO WARM OR MAY SHUT OFF. THERE ARE TROUBLE CODES SET RELATED TO THE GROUND TERMINAL HARNESS. *RM Read More »

    ELECTRONIC STABILITY CONTROL

    • TSB #PIT-5120-A

      Date Announced:
      SEP 01, 2012
      NHTSA ID:
      #10047479

      GMC/CHEVROLET/CADILLAC: INSTRUMENT PANEL MESSAGES REGARDING STABILITRAK MESSAGE, TRACTION CONTROL MESSAGE, SERVICE BRAKE SYSTEM MESSAGE, IS OFF AND GAUGES, IN VARIOUS MODULES LOW SPEED SETTINGS, ARE INOPERATIVE. Read More »

    • TSB #PIT-4665A

      Date Announced:
      SEP 01, 2010
      NHTSA ID:
      #10028264

      GENERAL MOTORS: DURING NORMAL DIAGNOSTICS AND/OR REPAIR VERIFICATION THE ABS LIGHT, TRACTION CONTROL AND/OR STABILITRAK INDICATORS MAY BE ON WITH NO DTC'S DISPLAYED BY THE EBCM. *PE UPDATED 11/17/10. *PE UPDATED 3/14/11. Read More »

    ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

    • TSB #PIT-4322-D

      Date Announced:
      NOV 01, 2014
      NHTSA ID:
      #10037626

      GM: THERE IS UNWANTED STABILITY ACTION OR STABILITY LIGHT ON. THIS CAN BE CAUSED BY THE SUSPENSION BEING MODIFIED. *RM UPDATED 6/18/12. Read More »

    • TSB #PIT-5120-A

      Date Announced:
      SEP 01, 2012
      NHTSA ID:
      #10047479

      GMC/CHEVROLET/CADILLAC: INSTRUMENT PANEL MESSAGES REGARDING STABILITRAK MESSAGE, TRACTION CONTROL MESSAGE, SERVICE BRAKE SYSTEM MESSAGE, IS OFF AND GAUGES, IN VARIOUS MODULES LOW SPEED SETTINGS, ARE INOPERATIVE. Read More »

    • TSB #PIT 4162

      Date Announced:
      JUN 01, 2011
      NHTSA ID:
      #10022693

      SERVICE STABILITY LAMP DTC C0131. *NJ UPDATED 4/1/08. *NJ UPDATED 6/26/08. *NJ UPDATED 12/18/08. *PE UPDATED 8/1/11. *PE Read More »

    • TSB #4322

      Date Announced:
      AUG 01, 2008
      NHTSA ID:
      #10023752

      UNWANTED STABILITY ACTIVATION AND/OR C0710 WITH LIFT/LOWER KITS-DIFFERENT TIRES/WHEEL. WITH RPO JL4. *NJ UPDATED 12/18/08. *PE Read More »

    BACK OVER PREVENTION: BACK-UP ALARM

    • TSB #PIT4551E

      Date Announced:
      JAN 30, 2013
      NHTSA ID:
      #10112745

      This Preliminary Information communication provides information to the technician that during the Pre-Delivery Inspection it may be noticed that the backup alarm is inoperative. Read More »

    INTERIOR LIGHTING

    • TSB #PIT5201A

      Date Announced:
      JAN 24, 2014
      NHTSA ID:
      #10112024

      This Preliminary Information communication provides information to the technician about vehicles that have Diagnostic Trouble Code B2555 may be found in a Driver and/or Passenger Door Module. Read More »

    • TSB #PIT-4696A

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026701

      GMC: BMC FAILURE AFTER WINDSHIELD WIPER OPERATION-KEYWORDS: AJAR DOOR DOME DRIVER DIMMER FLASHER FOG HAUL HEADLIGHT HEAD HIGH HAZARD INOP INOPERATIVE LAMP LIGHT LOCK LOW NOT ON OFF POWER PARK RADIO RAP REPEAT SIGNAL SHUT SPEED STAY SWITCH ... Read More »

    EQUIPMENT

    • TSB #PIT4989B

      Date Announced:
      MAR 01, 2016
      NHTSA ID:
      #10113889

      This Preliminary Information communication provides the technician with a list of modules to check for communication with the scan tool, if the navigation radio does not display the current Hybrid mode. Read More »

    • TSB #PIP5226A

      Date Announced:
      FEB 11, 2016
      NHTSA ID:
      #10096026

      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 »

    • TSB #PIP5153

      Date Announced:
      SEP 18, 2013
      NHTSA ID:
      #10113254

      This Preliminary Information communication provides information to the technician about the new fluids available for axle service and clarifies usage. Technician will use the chart to determine the proper axle lubricant to use. Read More »

    • TSB #SB-11273-A

      Date Announced:
      JUN 28, 2013
      NHTSA ID:
      #10059928

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #SB-09-08-110-002

      Date Announced:
      MAY 01, 2011
      NHTSA ID:
      #10038672

      GM: THE CARPET IS CURLING AT THE TOP FRONT EDGE. THE CARPET WAS FOLDED PRIOR TO INSTALLATION AND WHEN INSTALLED IT CURLS BACK UP. 2007-2012 SILVERADO/SIERRA. *RM Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #PIC5953A

      Date Announced:
      FEB 23, 2016
      NHTSA ID:
      #10114431

      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 »

    • TSB #03-08-46-004R

      Date Announced:
      JAN 27, 2016
      NHTSA ID:
      #10112299

      This informational bulletin provides information on Part Restriction and Ordering Process Information for OnStar Vehicle Communication Interface Modules (VCIM) (GMNA Only) Read More »

    • TSB #15-08-44-001B

      Date Announced:
      MAY 15, 2015
      NHTSA ID:
      #10113652

      This informational bulletin provides information on a GM of Canada OnStar? cellular communication upgrade. Read More »

    • TSB #05-08-46-009D

      Date Announced:
      MAR 31, 2015
      NHTSA ID:
      #10113785

      This informational bulletin adds the 2014 and 2015 model years to information of a language change for OnStar System (U.S. and Canada only). Read More »

    • TSB #13-08-116-001B

      Date Announced:
      MAR 26, 2015
      NHTSA ID:
      #10113773

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #12-07-30-001E

      Date Announced:
      MAR 26, 2015
      NHTSA ID:
      #10113775

      This informational bulletin provides information on the Product Quality Center (PQC) assembly replacement process for Service Agents not required to contact PQC prior to assembly replacement. Read More »

    • TSB #15-08-44-001

      Date Announced:
      MAR 02, 2015
      NHTSA ID:
      #10113720

      This informational bulletin provides information on a GM of Canada OnStar? cellular communication upgrade. Read More »

    • TSB #15-08-73-001

      Date Announced:
      MAR 02, 2015
      NHTSA ID:
      #10113722

      This informational bulletin provides information on communication with OnStar? module after Canadian cellular upgrade. Read More »

    • TSB #PIT5264C

      Date Announced:
      FEB 13, 2015
      NHTSA ID:
      #10114408

      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 »

    • TSB #PI1018A

      Date Announced:
      FEB 05, 2015
      NHTSA ID:
      #10113519

      This preliminary informational bulletin adds the 2015 model year to repair information on correcting a customer concern of poor, limited, reduced Remote Keyless Entry (RKE) or Remote Vehicle Start (RVS) range. Read More »

    • TSB #PIC4310K

      Date Announced:
      JAN 14, 2015
      NHTSA ID:
      #10114342

      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 »

    • TSB #PIC3278F

      Date Announced:
      JAN 14, 2015
      NHTSA ID:
      #10114343

      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 »

    • TSB #08-08-44-015E

      Date Announced:
      OCT 06, 2014
      NHTSA ID:
      #10114280

      This informational bulletin provides information on Inappropriate Warranty Claims Submitted for Damaged Radios and IPCs Read More »

    • TSB #PIT5319A

      Date Announced:
      SEP 17, 2014
      NHTSA ID:
      #10112237

      This Preliminary Information communication provides information to the technician about vehicles that the OnStar LED is staying on after the vehicle Retained Accessory Power has turned off and/or their Bluetooth phone stays connected ... Read More »

    • TSB #PIT5319

      Date Announced:
      SEP 08, 2014
      NHTSA ID:
      #10112211

      This Preliminary Information communication provides information to the technician about vehicles that the OnStar LED is staying on after the vehicle Retained Accessory Power has turned off and/or their Bluetooth phone stays connected ... Read More »

    • TSB #PIT5067A

      Date Announced:
      JUL 30, 2014
      NHTSA ID:
      #10112135

      This Preliminary Information communication provides information to the technician about vehicles that may have "Press check to turn off motion sensor" message on the Driver Information Center. Read More »

    • TSB #PIT5243

      Date Announced:
      NOV 26, 2013
      NHTSA ID:
      #10112377

      This Preliminary Information communication provides information to the technician about vehicles that have tailgate may not lower slowly like the New 2014 Silverado 1500 / Sierra 1500 models. Read More »

    • TSB #PIT4560H

      Date Announced:
      OCT 25, 2013
      NHTSA ID:
      #10112429

      This Preliminary Information communication provides information to the technician about vehicles that unable to program the key fobs to the vehicle. Read More »

    • TSB #06-00-89-026L

      Date Announced:
      AUG 26, 2013
      NHTSA ID:
      #10113502

      This warranty administration bulletin provide policy information on a revised customer concern not duplicated/verified labor operation numbers and how to submit CCND. Read More »

    • TSB #PIT5209

      Date Announced:
      APR 16, 2013
      NHTSA ID:
      #10112973

      This Preliminary Information communication provides information to the technician about vehicles that for no reason the alarm will go active. Read More »

    • TSB #PIT4551E

      Date Announced:
      JAN 30, 2013
      NHTSA ID:
      #10112745

      This Preliminary Information communication provides information to the technician that during the Pre-Delivery Inspection it may be noticed that the backup alarm is inoperative. Read More »

    • TSB #PIT5128A

      Date Announced:
      DEC 18, 2012
      NHTSA ID:
      #10112690

      This Preliminary Information communication provides information to the technician about vehicles that have a compass that's not accurate or slow to update. Read More »

    • TSB #PI0774B

      Date Announced:
      DEC 04, 2012
      NHTSA ID:
      #10113831

      This preliminary information bulletin provides a descritption of operation of the echo control and noise cancellation settings for concernc regarding noice drop outs during calls and muffled sound. Read More »

    • TSB #PIT4733J

      Date Announced:
      NOV 28, 2012
      NHTSA ID:
      #10112606

      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 »

    • TSB #PIT4600E

      Date Announced:
      NOV 15, 2012
      NHTSA ID:
      #10112577

      This Preliminary Information communication provides information to the technician about Electronic Brake Control Module relearn procedure is required anytime the Electronic Brake Control Module is replaced or has been Service Programming ... Read More »

    • TSB #PIT4844D

      Date Announced:
      NOV 02, 2012
      NHTSA ID:
      #10112535

      This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Read More »

    • TSB #PIT4169F

      Date Announced:
      OCT 31, 2012
      NHTSA ID:
      #10112526

      This Preliminary Information communication provides information to the technician about vehicles that have a "Service Stability Message" appears on the Drivers Information Center. Read More »

    • TSB #PIT4357F

      Date Announced:
      OCT 29, 2012
      NHTSA ID:
      #10112527

      This Preliminary Information communication provides information to the technician about vehicles that have the content theft alarm is inoperative. Read More »

    • TSB #PIT4228E

      Date Announced:
      OCT 17, 2012
      NHTSA ID:
      #10112491

      This Preliminary Information communication provides information to the technician about vehicles that have passenger window express down feature is inoperative. Read More »

    • TSB #PIT4560G

      Date Announced:
      OCT 08, 2012
      NHTSA ID:
      #10112455

      This Preliminary Information communication provides information to the technician about vehicles that unable to program the key fobs to the vehicle. Read More »

    • TSB #PIT-4665A

      Date Announced:
      SEP 01, 2010
      NHTSA ID:
      #10028264

      GENERAL MOTORS: DURING NORMAL DIAGNOSTICS AND/OR REPAIR VERIFICATION THE ABS LIGHT, TRACTION CONTROL AND/OR STABILITRAK INDICATORS MAY BE ON WITH NO DTC'S DISPLAYED BY THE EBCM. *PE UPDATED 11/17/10. *PE UPDATED 3/14/11. Read More »

    • TSB #4169

      Date Announced:
      JUL 01, 2008
      NHTSA ID:
      #10020883

      SERVICE STABILITY LAMP DIAGNOSTIC TROUBLE CODE (DTC) C0561. *KB UPDATED 9/30/08. *PE Read More »

    EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES

    • TSB #PIT4376G

      Date Announced:
      NOV 11, 2013
      NHTSA ID:
      #10112346

      This Preliminary Information communication advises the technician about key and theft information for Fleet Vehicles equipped with RPO 6E2 or 6E8 and converting to fleet mode. Read More »

    • TSB #PIT4357F

      Date Announced:
      OCT 29, 2012
      NHTSA ID:
      #10112527

      This Preliminary Information communication provides information to the technician about vehicles that have the content theft alarm is inoperative. Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #08-08-44-015E

      Date Announced:
      OCT 06, 2014
      NHTSA ID:
      #10114280

      This informational bulletin provides information on Inappropriate Warranty Claims Submitted for Damaged Radios and IPCs Read More »

    • TSB #PIT4474E

      Date Announced:
      JAN 28, 2014
      NHTSA ID:
      #10112033

      This Preliminary Information communication provides information to the technician about vehicles that have navigation or radio screen is blank or flashes on and off, no sound from speakers, and rear DVD screen inoperative. Read More »

    • TSB #PI0774B

      Date Announced:
      DEC 04, 2012
      NHTSA ID:
      #10113831

      This preliminary information bulletin provides a descritption of operation of the echo control and noise cancellation settings for concernc regarding noice drop outs during calls and muffled sound. Read More »

    • TSB #PIT5184

      Date Announced:
      OCT 12, 2012
      NHTSA ID:
      #10112470

      This Preliminary Information communication provides information to the technician about vehicles that have an instrument panel backlighting flashes, flickers or inoperative, unwanted horn activation, radio controls inoperative or unwanted ... Read More »

    • TSB #PIT-4696A

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026701

      GMC: BMC FAILURE AFTER WINDSHIELD WIPER OPERATION-KEYWORDS: AJAR DOOR DOME DRIVER DIMMER FLASHER FOG HAUL HEADLIGHT HEAD HIGH HAZARD INOP INOPERATIVE LAMP LIGHT LOCK LOW NOT ON OFF POWER PARK RADIO RAP REPEAT SIGNAL SHUT SPEED STAY SWITCH ... Read More »

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #03-08-46-004R

      Date Announced:
      JAN 27, 2016
      NHTSA ID:
      #10112299

      This informational bulletin provides information on Part Restriction and Ordering Process Information for OnStar Vehicle Communication Interface Modules (VCIM) (GMNA Only) Read More »

    • TSB #15-08-44-001C

      Date Announced:
      JUN 11, 2015
      NHTSA ID:
      #10113687

      This informational bulletin provides information on a GM of Canada OnStar? cellular communication upgrade. Read More »

    • TSB #15-08-44-001B

      Date Announced:
      MAY 15, 2015
      NHTSA ID:
      #10113652

      This informational bulletin provides information on a GM of Canada OnStar? cellular communication upgrade. Read More »

    • TSB #15-08-44-001A

      Date Announced:
      MAY 15, 2015
      NHTSA ID:
      #10113654

      This informational bulletin provides information on a GM of Canada OnStar? cellular communication upgrade. Read More »

    • TSB #PIC4310L

      Date Announced:
      APR 17, 2015
      NHTSA ID:
      #10114470

      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 »

    • TSB #PIT5264C

      Date Announced:
      FEB 13, 2015
      NHTSA ID:
      #10114408

      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 »

    • TSB #PIC4310K

      Date Announced:
      JAN 14, 2015
      NHTSA ID:
      #10114342

      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 »

    • TSB #PIT4474E

      Date Announced:
      JAN 28, 2014
      NHTSA ID:
      #10112033

      This Preliminary Information communication provides information to the technician about vehicles that have navigation or radio screen is blank or flashes on and off, no sound from speakers, and rear DVD screen inoperative. Read More »

    • TSB #PIT5128A

      Date Announced:
      DEC 18, 2012
      NHTSA ID:
      #10112690

      This Preliminary Information communication provides information to the technician about vehicles that have a compass that's not accurate or slow to update. Read More »

    • TSB #TSB-08259A

      Date Announced:
      NOV 01, 2008
      NHTSA ID:
      #10028179

      BUICK\CADILLAC\CHEVROLET\GMC\PONTIAC\SATURN SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ONSTAR SYSTEM INOPERATIVE; REPLACE ONSTAR MODULE. Read More »

    EQUIPMENT:MECHANICAL

    • TSB #PIP4833E

      Date Announced:
      MAY 21, 2014
      NHTSA ID:
      #10112079

      This Preliminary Information communication advises the technician that the Auxiliary Transmission Fluid Pump Control Module and Auxiliary Transmission Fluid Pump placed on parts restriction by General Motors Technical Assistance Center. Read More »

    • TSB #PIP4600D

      Date Announced:
      MAY 07, 2014
      NHTSA ID:
      #10112060

      This Preliminary Information communication advises the technician that the 2ML70 Transmission Assembly will be placed on restriction through the General Motors Technical Assistance Center. Read More »

    • TSB #06-06-01-010B

      Date Announced:
      AUG 19, 2013
      NHTSA ID:
      #10113494

      This informational bulletin provides information on close-coupled converter and engine replacement. Read More »

    • TSB #PIP4138L

      Date Announced:
      DEC 27, 2012
      NHTSA ID:
      #10112697

      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 »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #GCUS-3-854

      Date Announced:
      FEB 23, 2017
      NHTSA ID:
      #10113387

      14648A - Customer Satisfaction. Certain vehicles have a performance issue with their OnStar modules that could impact the vehicle?s battery life. Read More »

    • TSB #07-00-89-037H

      Date Announced:
      AUG 03, 2015
      NHTSA ID:
      #10113788

      This warranty administration bulletin provides policy information on courtesy transportation and roadside assistance programs. Read More »

    • TSB #99-00-89-019M

      Date Announced:
      JUN 12, 2015
      NHTSA ID:
      #10113688

      This informational bulletin provides dealership personnel with Global Warranty Management (GWM), Warranty Parts Center (WPC), and Parts Return Program information. Read More »

    • TSB #08-259

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026693

      BUICK\CADILLAC\CHEVROLET\GMC \PONTIAC\SATURN SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ONSTAR SYSTEM INOPERATIVE - REPLACE ONSTAR MODULE. Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #15-00-89-005

      Date Announced:
      AUG 18, 2015
      NHTSA ID:
      #10113810

      This warranty administration bulletin provides dealership personnel with policy and procedure requirements for essential tools that include consumable parts (U.S. Only). Read More »

    • TSB #10-08-110-001D

      Date Announced:
      AUG 06, 2015
      NHTSA ID:
      #10113796

      This informational bulletin provides information on the proper use of GM floor mats. Read More »

    • TSB #02-00-89-002O

      Date Announced:
      JUN 22, 2015
      NHTSA ID:
      #10113701

      This informational bulletin provides information for dealers/technicians on when and how to submit a Field Product Report (FPR) (U.S. Dealers Only). Read More »

    • TSB #09-00-89-016D

      Date Announced:
      MAR 10, 2015
      NHTSA ID:
      #10113741

      This warranty administration bulletin provides retail and wholesale service personnel with the policies and the warranty claims submission procedures that support Labor Operation 0600014 - Suspected Tampering or Vehicle Modifications. Read More »

    • TSB #04-00-89-015J

      Date Announced:
      MAR 10, 2015
      NHTSA ID:
      #10113745

      This warranty administration bulletin communicates GM required operating procedures (U.S. only) for service operations. Read More »

    • TSB #12-06-01-008B

      Date Announced:
      MAR 09, 2015
      NHTSA ID:
      #10113740

      This informational bulletin provides dealership personnel information on unscheduled supplemental services (including flushing services and additives) and proper use of GM simplified maintenance schedules (Canada only). Read More »

    • TSB #02-07-30-029X

      Date Announced:
      MAR 04, 2015
      NHTSA ID:
      #10113731

      This informational bulletin provides information on the PQC assembly replacement process - for dealers required to contact PQC prior to replacing an assembly (U.S. and Canada only). Read More »

    • TSB #05-00-89-055E

      Date Announced:
      FEB 09, 2015
      NHTSA ID:
      #10113531

      This warranty administration bulletin provides information to clarify proper transaction administration of GM Dealer Empowerment Program and Goodwill Cases. Read More »

    • TSB #14-00-89-003A

      Date Announced:
      OCT 30, 2014
      NHTSA ID:
      #10114328

      This information for Warranty administration - Changes the Service Policy and Procedures Section 1.6.2.11 and now is refered to Article 3.2. Read More »

    • TSB #07-08-49-020I

      Date Announced:
      OCT 17, 2014
      NHTSA ID:
      #10114299

      This informational bulletin provides a quick guide to updating which model vehicle after replacing the IPC. Read More »

    • TSB #04-00-89-015H

      Date Announced:
      OCT 16, 2014
      NHTSA ID:
      #10114296

      This warranty administration bulletin provide policy information of the JOB CARD, for a repair on vehicles and what is acceptable - customer authorization; Service manager approvals and transaction authorization; Details of concern, cause ... Read More »

    • TSB #PIT5067A

      Date Announced:
      JUL 30, 2014
      NHTSA ID:
      #10112135

      This Preliminary Information communication provides information to the technician about vehicles that may have "Press check to turn off motion sensor" message on the Driver Information Center. Read More »

    • TSB #06-00-89-026L

      Date Announced:
      AUG 26, 2013
      NHTSA ID:
      #10113502

      This warranty administration bulletin provide policy information on a revised customer concern not duplicated/verified labor operation numbers and how to submit CCND. Read More »

    • TSB #PIT5209

      Date Announced:
      APR 16, 2013
      NHTSA ID:
      #10112973

      This Preliminary Information communication provides information to the technician about vehicles that for no reason the alarm will go active. Read More »

    • TSB #11-00-89-005C

      Date Announced:
      DEC 17, 2012
      NHTSA ID:
      #10113843

      This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm Read More »

    • TSB #10-00-89-017X

      Date Announced:
      DEC 07, 2012
      NHTSA ID:
      #10113837

      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 »

    • TSB #PIT4089H

      Date Announced:
      OCT 22, 2012
      NHTSA ID:
      #10112512

      This Preliminary Information communication provides information to the technician about vehicles that are unable to set a personalized easy exit seat and/or power tilt column position and they will only move a predetermined amount. Read More »

    • TSB #SB-09-08-110-002

      Date Announced:
      MAY 01, 2011
      NHTSA ID:
      #10038672

      GM: THE CARPET IS CURLING AT THE TOP FRONT EDGE. THE CARPET WAS FOLDED PRIOR TO INSTALLATION AND WHEN INSTALLED IT CURLS BACK UP. 2007-2012 SILVERADO/SIERRA. *RM Read More »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #PI1440

      Date Announced:
      MAR 16, 2015
      NHTSA ID:
      #10113753

      This preliminary informational bulletin provides technicians with diagnostic tips for a customer concern of odor emanating from HVAC system. Read More »

    • TSB #06-00-89-026L

      Date Announced:
      AUG 26, 2013
      NHTSA ID:
      #10113502

      This warranty administration bulletin provide policy information on a revised customer concern not duplicated/verified labor operation numbers and how to submit CCND. Read More »

    • TSB #PIT4605D

      Date Announced:
      JAN 31, 2013
      NHTSA ID:
      #10112763

      This Preliminary Information communication provides information to the technician about vehicles that have a cold air leak on the front passenger side while driving. Read More »

    • TSB #PI-0648

      Date Announced:
      DEC 01, 2012
      NHTSA ID:
      #10043510

      CADILLAC/CHEVROLET/GMC: ORIGINAL STYLE BLOWER MOTOR ASSEMBLY IS NO LONGER AVAILABLE. A REVISED HVAC BLOWER MOTOR ASSEMBLY FOR FULL SIZE TRUCKS IS REQUIRED, WITH MODIFICATIONS, TO FUNCTION PROPERLY. *PE UPDATED 2/25/13. Read More »

    • TSB #PIT3330F

      Date Announced:
      NOV 29, 2012
      NHTSA ID:
      #10112614

      This Preliminary Information communication provides information to the technician about customers may inquire about the availability of the passenger compartment air filter. Read More »

    UNKNOWN OR OTHER

    • TSB #10-00-89-017C

      Date Announced:
      FEB 01, 2011
      NHTSA ID:
      #10038295

      GM: INFORMATION ON FIXING MULTIPLE SITUATIONS RIGHT THE FIRST TIME. *RM Read More »