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Service bulletins for the 2012 GMC Savana

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.

1794 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
PIP-5276-E2016-02-01. Service bulletin. ENGINE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. 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. MODEL 2007-13 CANYON, SIERRA, SAVANA, YUKON, CTS-V, ESCALADE, AVALANCHE, CAMARO SS, COLORADO, CORVETTE, EXPRESS, SILVERADO, SUBURBAN, TAHOE. *PE
SC-151142015-11-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. CHEVROLET/GMC: TSB CONTAINS AN OWNER'S NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. SOME TRUCKS WILL EXPERIENCE ENGINE GLOW PLUGS ISSUES CAUSING MALFUNCTION INDICATOR LAMP (MIL) TO ILLUMINATE AND NEED TO REPLACE ENGINE GLOW PLUGS. MODEL 2010-12 EXPRESS, SAVANA, 2011-12 SIERRA HD, SILVERADO HD. *PE
SC-151112015-11-13. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GMC/CHEVROLET: TSB CONTAINS AN OWNER'S NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. WHEN SHIFTING FROM FIRST GEAR TO SECOND GEAR, HARSH SHIFTING IS EXPERIENCE AND MALFUNCTION INDICATOR LAMP (MIL) WILL ILLUMINATE. MODEL 2012 SILVERADO, EXPRESS, COLORADO, SIERRA, SAVANA, CANYON. *PE
SC-146532015-11-07. Service bulletin. ENGINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. GMC/CHEVROLET: TSB CONTAINS AN OWNER'S NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. SOME TRUCKS WILL EXPERIENCE ILLUMINATION OF MALFUNCTION INDICATOR LIGHT (MIL) DUE TO INDIRECT FUEL INJECTOR WILL HAVE LOW FLOW OR BE STUCK IN CLOSED POSITION. MODEL 2010-14 EXPRESS, SAVANA, 2011-14 SIERRA HD, SILVERADO HD. *PE
SC-146522015-11-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; FUEL SYSTEM, DIESEL. CHEVROLET/GMC: TSB CONTAINS AN OWNER'S NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. SOME TRUCKS WILL EXPERIENCE AN INCREASED HEATER RESISTANCE OR REDUCTANT SYSTEM PERFORMANCE DUE TO AN OFFSET IN TEMPERATURE SENSOR OF DIESEL EMISSION REDUCTION FLUID TANK RESERVOIR, CAUSING THE MALFUNCTION INDICATOR LAMP TO ILLUMINATE. MODEL 2010-12 EXPRESS, SAVANA, 2011-12 SILVERADO HD, SIERRA HD. *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
143012015-07-17. Service bulletin. SERVICE BRAKES. THIS TSB CONTAINS AN OWNER LETTER. SEE DOCUMENT SEARCH BUTTON BELOW. GENERAL MOTORS 2011-2014 CHEVROLET EXPRESS, GMC SAVANA EQUIPPED WITH HINGED LEFT SIDE REAR DOOR. BULLETIN COVERAGE REGARDING INADEQUATE CLEARANCE OF FUEL FILL PIPE CLAMP TO BRAKE LINES. *LJ
SC-146342015-06-17. Service bulletin. FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. GMC/CHEVROLET: TSB CONTAINS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. THE FUEL PUMP HAS AN OPEN CIRCUIT AND/OR OVERHEATING CONDITION, IN SOME VEHICLES, WHEREBY ITS INOPERATIVE BECAUSE OF FUEL PUMP MODULE BATTERY TERMINAL. MODEL 2010-14 EXPRESS, SAVANA. *PE UPDATED 10/7/15 *CN
PIP52582015-05-11. Service bulletin. EQUIPMENT. GENERAL MOTORS: 2007-2013 CADILLAC ESCALADE, ESCALADE HYBRID, CHEVROLET AVALANCHE, EXPRESS,SILVERADO, SILVERADO HYBRID, SUBURBAN TAHOE, TAHOE HYBRID. INFORMATION REGARDING SES LAMP WITH CAMSHAFT ACTUATOR CODES AFTER SI DIAGNOSIS HAVE BEEN COMPLETED. *LJ
CSP-147302015-04-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. CHEVROLET/GMC: DRIVELINE VIBRATIONS OR SHUDDER FEELING ARE DUE TO FRICTION MATERIAL WEAR ON FASTER TORQUE CONVERTER CLUTCH WHEN PULLING TRAILERS AND/OR VEHICLES AND EXCEED TARGET ENERGY INPUT. MODEL 2010-14 EXPRESS, SAVANA. *PE
14-06-04-002A2015-03-24. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. GM: 2012-2015 CHEVROLET EXPRESS, SAVANA CUSTOMERS ARE EXPERIENCING VEHICLES NOT ABLE TO START UP DUE TO LPG FUEL PUMP INOPERATING. *LJ
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-12352014-10-11. Service bulletin. ELECTRICAL SYSTEM. GENERAL MOTORS: DUE TO LOOSE GROUND TERMINAL CONNECTIONS, IN SOME VEHICLES AND TRUCKS EXPERIENCE, ACCESSORIES MALFUNCTIONS, DIC MESSAGES, IPC WARNING INDICATORS, SES LIGHT ON. *PE
PER-140962014-10-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. GMC/CHEVROLET: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. IF CONDENSATION FROM CATALYTIC CONVERTER ENTERS 02 SENSOR, THE TEMPERATURE CHANGES, SUDDENLY, AND WILL FRACTURE. MODEL 2011-2013 EXPRESS, SAVANA. *PE UPDATED 10/10/14. *PE UPDATED 10/15/14. *PE UPDATED 3/24/15. *PE
PIP-5168-C2014-07-29. Service bulletin. ENGINE. 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 FAILS TO MOVE. MODEL 2009-2014 CORVETTE, CAMARO, EXPRESS, SS, SILVERADO, SUBURBAN, TAHOE, SAVANA, SIERRA, YUKON. *PE
PI-07732014-07-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 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. *PE
PI-1156-A2014-04-08. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH. GM: THE OUTSIDE DOOR HANDLE MAY BE INOPERATIVE. THE LOCK MAY HAVE BECOME OR DISENGAGED FROM THE CLIPS IN THE FRONT SIDE DOOR LOCK/LATCH. THE LOCK ROD CLIPS MUST BE REPLACED. *JS
PI-11642014-03-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. GMC/CHEVROLET: SERVICE ENGINE MESSAGE IS DISPLAYED DUE TO REDUCED ENGINE POWER CAUSED BY SNOW OR ICE BEING INGESTED INTO AIR CLEANER HOUSING AND ACCUMMULATING, RESULTING IN RESTRICTED AIRFLOW TO ENGINE. MODEL 2011-2014 EXPRESS, SAVANA. *PE
SB-14-06-04-0022014-03-18. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. CHEVROLET/GMC: DUE TO AN INOPERATIVE LPG FUEL PUMP, AN INTERMITTENT CONDITION OF NO START IS CAUSED. MODEL 2012-2014, EXPRESS, SAVANNA. *PE
PI-0018-B2014-01-04. Service bulletin. STRUCTURE:BODY:DOOR; VISIBILITY:GLASS, SIDE/REAR. 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. *PE
SB12-08-132-001A2013-07-09. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ELECTRICAL SYSTEM. GENERAL MOTORS: ON SOME TRUCKS AND PASSENGER VEHICLES, ACCESSORY POWER OUTLETS (APO) AND TRAILER LIGHTING ARE COMMON ACCESSED ELECTRICAL SYSTEMS THAT ARE AFFECTED BY DEVICES THAT ARE PLUGGED IN AND BECOME INOPERATIVE DUE TO AN OPEN FUSE AND NO PROBLEM WITH VEHICLE IDENTIFIED. MODELS YEARS 2010-2014 TRUCKS AND PASSENGER. NO MODELS. *PE
PIE-02532013-06-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. GENERAL MOTORS: SERVICE ENGINE SOON LIGHT ILLUMINATED ON DASH. THERE MAY ALSO BE INCREASED ENGINE NOISE, OR POSSIBLE HIGHER RPM SHIFTS, AND REDUCED A/C PERFORMANCE. *KB
PIP-4828-A2013-04-10. Service bulletin. ENGINE. 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. *PE
PI-08452012-12-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. GMC/CHEVROLET: THERE MAY BE AN ACCUMULATION OF DIESEL PARTICULATE FILTER SOOT LEVEL FOUND WHEN A DIAGNOSTIC SYSTEM CHECK IS PERFORMED AND MAY BE CAUSED BY ENGINE CONTROL MODULE (ECM) WITH A REDUCED ENGINE POWER MESSAGE. MODEL 2011-2013 EXPRESS, SILVERADO; SAVANA, SIERRA. *PE

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