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Service bulletins for the 2014 GMC Sierra

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

3324 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
CSP-142812015-10-31. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. GMC/CHEVROLET: TSB CONTAINS A NOTIFICATION OF AN OWNER'S LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. IN SOME TRUCKS, THE REAR SEAT ENTERTAINMENT SYSTEM WAS INSTALLED WITHOUT VALIDATION APPROVAL AND WOULD NEED TO HAVE HINGED SCREEN STYLE REAR SYSTEM REPLACED AND REMOVED WITH REVISED INTEGRAL SCREEN. MODEL 2014-15 SILVERADO, SUBURBAN, TAHOE, SIERRA, YUKON. *PE
UIB-1172015-08-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 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. MODEL 2003-15 EXPRESS CUT AWAY VANS, SILVERADO CHASSIS CAB, SAVANA CUT AWAY VANS, SIERRA CHASSIS CAB. *PE
PIT5374A2015-07-22. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. GENERAL MOTORS 2014-2015 GMC SIERRA, GMC SIERRA 1500: SOME VEHICLES ARE EXPERIENCING POOR HEADLIGHT PERFORMANCE WHEN DRIVING IN RURAL DARK AREAS. *LJ UPDATED 1/22/16. *PE
PIT53742015-07-22. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. GENERAL MOTORS 2014-2015 GMC SIERRA, GMC SIERRA 1500: INFORMATION REGARDING POOR HEADLIGHT PERFORMANCE WHEN DRIVING IN VERY DARK RURAL AREAS. *LJ
14725A2015-07-20. Service bulletin. PARKING BRAKE. GENERAL MOTORS 2014-2015, CHEVROLET SILVERADO, GMC SIERRA : SERVICE UPDATE FOR INVENTORY AND CUSTOMER PARK BRAKE BRACKET VEHICLES BODY HARNESS CONTACT EXPIRES WITH BASE WARRANTY . *LJ
RB-148582015-06-19. Service bulletin. FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. CADILLAC/GMC/CHEVROLET: TSB CONTAINS OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. THERE IS FUEL ODOR AND INCREASED EVAPORATIVE EMISSIONS DUE TO HIGH PRESSURE FUEL PUMP LEAKING AND ENGINE FAILS TO START OR WHEN DRIVEN HAS LESS POWER DUE TO INSUFFICIENT FUEL PRESSURE. MODEL 2014-14 SILVERADO LD, SIERRA LD, 2015 ESCALADE, ESV, SUBURBAN, TAHOE, YUKON, YUKON XL, CORVETTE. *PE
PIT53612015-06-17. Service bulletin. VEHICLE SPEED CONTROL:ACCELERATOR PEDAL. GENERAL MOTORS 2014-2015 CADILLAC ESCALADE, CHEVROLET SILVERADO 1500, GMC SIERRA, YUKON MODELS. SOME CUSTOMERS COMPLAIN ON HARD BRAKE PEDAL, WHICH REQUIRES ADDITIONAL BRAKE PEDAL EFFORT. *LJ
SU-147252015-06-17. Service bulletin. PARKING BRAKE. GMC/CHEVROLET: PROCEDURE IN TIE STRAP MAIN AND BCM OF BODY HARNESS TO PREVENT THEM COMING IN CONTACT WITH PARK BRAKE BRACKET WHERE EXPOSED BODY HARNESS WIRES IN CLOSE PROXIMITY TO PARKING BRAKE BRACKET CAN RUB OR PINCH BRAKE BRACKET. MODEL 2014-15 SIERRA, SILVERADO. *PE
14725A2015-06-16. Service bulletin. PARKING BRAKE. GENERAL MOTORS 2014-2015 CHEVROLET SILVERADO, GMC SIERRA: SERVICE UPDATE FOR INVENTORY AND CUSTOMER VEHICLES BODY HARNESS CONTACT WITH PARK BRAKE BRACKET WILL EXPIRES WITH BASE WARRANTY. *LJ
142842015-06-09. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. GENERAL MOTORS: CHEVROLET SILVERADO 2014-2015, GMC SIERRA 2014-2015: SEE DOCUMENT SEARCH BUTTON FOR OWNERS LETTER. SOME MODEL YEARS EQUIPPED WITH THE AUXILIARY SWITCH BANK HAVE AN ELECTRICAL ISSUE WITH IGNITION FEED FROM BATTERY FEED POSITION. *LJ
PI-13602015-04-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GMC/CADILLAC/CHEVROLET: AFTER POSITIONING SHIFT LEVER INTO PARK, IT FAILS TO HOLD AND VEHICLE ROLLS WHEN BRAKE PEDAL IS RELEASED. MODEL 2013-15. ATS, CTS, ESCALADE, AVALANCHE, CAMARO, CORVETTE, EXPRESS, SILVERADO, SUBURBAN, TAHOE, SAVANA, SIERRA, YUKON. *PE UPDATED 2/5/16. *PE UPDATED 2/12/16. *PE
SB-14-00-89-0052015-04-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT; ELECTRICAL SYSTEM:IGNITION. CHEVROLET/GMC: IN FULL UP POSITION OF TILT STEERING COLUMN AND SHIFT LEVER MOVES BETWEEN GEARS AND COMES IN CONTACT WITH IGNITION KEY HEAD CAUSING ROTATION OF KEY AND ENGINE TO SHUT OFF. MODEL 2014-15 SILVERADO 1500, SIERRA 1500, SILVERADO, SUBURBAN, TAHOE, YUKON, SIERRA, YUKON XL. *PE
PI-13252015-03-27. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. CHEVROLET/GMC: IN SOME VEHICLES, I/P LIGHTS ARE TURNED ON AND OFF, INSTRUMENT CLUSTER GOES BLANK, GAUGE POINTERS DROP AND RETURN AND THERE ARE SOME BLUETOOTH ISSUES, WHICH IS CAUSED BY ANOMALY OF SOFTWARE WHEN DURING BLUETOOTH DEVICE PAIRING. MODEL 2014 SILVERADO 1500, SIERRA 1500. *PE
PI-03192015-03-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CHEVROLET/GMC: FROM UNDER THE VEHICLE, THE TRANSMISSION IS LEAKING FLUID FROM THE FRONT AREA. MODEL 2014-15 SILVERADO 2500/3500, SIERRA 2500/3500. *PE
PIP5211B2015-02-25. Service bulletin. ENGINE. CHEVROLET: VEHICLE EXPERIENCE ROUGH IDLE AND VIBRATION AT IDLE IN GEAR. WHICH MAY ALSO BE DESCRIBED AS LOW IDLE. *LJ
SBU-14126-B2014-12-12. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. CHEVROLET/GMC: TO REPROGRAM INSTRUMENT CLUSTER PANEL, SERVICE PROCEDURE HAS BEEN PROVIDED IN REGARDS TO BASE WARRANTY EXPIRED WITH AN INCORRECT ODOMETER READING, ON SOME VEHICLES. MODEL 2014 SILVERADO 1500, SIERRA 1500, 2015 SUBURBAN, TAHOE, YUKON, SILVERADO 2500, 3500, SIERRA 2500, 3500. *PE
PI-13182014-12-10. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. BUICK/CHEVROLET/GMC: DUE TO SOFTWARE ANOMALY, THE INSTRUMENT CLUSTER ANALOG GAUGES FAILS TO OPERATE PROPERLY. MODEL 2014 REGAL, LACROSSE, SILVERADO 1500, CORVETTE, SIERRA 1500, 2015 SUBURBAN, TAHOE, YUKON MODELS. *PE UPDATED 1/13/15. *PE
PIT-53272014-12-06. Service bulletin. ENGINE. CHEVROLET/GMC: AFTER IGNITION KEY HAS TURNED ENGINE OFF, IT REMAINS RUNNING A POSSIBLE CAUSED MAYBE DU TO INSTALLATION OF A FUSE IN F26UA AND/OR F31UA LOCATION OF UBEC. MODEL 2014 SILVERADO 1500, SIERRA 1500, 2015 SILVERADO, SIERRA. *PE
SCB-142892014-11-13. Service bulletin. FUEL SYSTEM, OTHER. BUICK/GMC/CADILLAC/CHEVROLET: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. DUE TO ELECTRICAL FAILURE, FLEXIBLE FUEL SENSOR IS INOPERATIVE DURING NORMAL OPERATION, CAUSED BY ENVIRONMENTAL CONTAMINANTS SUCH AS ROAD SALT. *PE
PIT-53112014-11-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL. GMC/CHEVROLET: TRUCKS WITH INTEGRATED TRAILER BRAKE CONTROLLER (ITBC) MAY RECEIVED AN INTERMITTENT CHECK TRAILER WIRING, AND/OR SERVICE TRAILER BRAKE MESSAGE WITH DIAGNOSTIC TROUBLE CODE (DTC) C1114 AND HAVE ITBC CONNECTION CHECKED. MODEL 2014 SILVERADO 1500, SIERRA 1500, 2015 SILVERADO, SUBURBAN, TAHOE, SIERRA, YUKON MODELS. *PE
PIT-53072014-11-08. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE. CHEVROLET/GMC: THE ENGINE HARNESS IS RUBBING ON ENGINE VACUUM PUMP PULLEY AND CAUSING A NO CRANK ISSUES AND OTHER DIAGNOSTIC TROUBLE CODES (DTCS). MODEL 2014 SILVERADO 1500, SIERRA 1500. *PE
PIT-53062014-11-08. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. GMC/CHEVROLET: THE INSTRUMENT PANEL CLUSTER (IPC) IS LOCKED UP AND ON RESTRICTION DUE TO A SPS PROGRAMMING EVENT. MODEL 2014 SILVERADO 1500, SIERRA 1500, 2015 SILVERADO, SUBURBAN, TAHOE, SIERRA, YUKON MODELS. *PE UPDATED 12/12/14/ *PE
SB-080604003-C2014-11-08. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). 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. *PE
PIP-4942-B2014-10-16. Service bulletin. FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; FUEL SYSTEM, OTHER:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. GMC/CHEVROLET: AT BOTTOM OF FLYWHEEL HOUSING, A LEAK IS FOUND, CAUSING A FUEL ODOR, DUE TO HIGH PRESSURE PUMP TO HIGH PRESSURE LINE FITTING OR FUEL RAIL CONNECTION. 2010-2015 EXPRESS, SIERRA, SAVANA, SILVERADO. *PE
PI-12732014-10-11. Service bulletin. STEERING:HYDRAULIC POWER ASSIST SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. CHEVROLET/GMC: DRIVER INFORMATION CENTER (DIC) DISPLAY SERVICE POWER STEERING MESSAGE AND MAY BE CORRECTED ON NEXT KEY CYCLE BUT CAN REOCCUR IN FUTURE STARTUPS. MODEL 2014 SILVERADO 1500, SIERRA 1500. *PE

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.