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Service bulletins for the 2011 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.

1713 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
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-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
SCB-143702014-12-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. GMC/CHEVROLET: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. DUE TO EXHAUST GAS RECIRCULATION (EGR) COOLER, PLUGGED WITH CARBON, IN DIESEL ENGINES, THE MALFUNCTION INDICATOR LAMP (MIL) WILL ILLUMINATE. MODEL 2010-2011 EXPRESS,SAVANA. *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
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-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
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
11-06-04-007B2012-05-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 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
PIT-51102011-10-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GMC/CHEVROLET: VEHICLE FAILS TO CRANK OR HAS NO START. *PE UPDATED 2/7/12. *PE UPDATED 6/18/12. *PE UPDATED 7/2/12. *PE
PI-05282011-10-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHEVROLET:GMC: VEHICLE OPERATES ON COMPRESS NATURAL GAS ONLY. PROBLEMS STARTING WHEN COLD AND FLUTTERS WHEN BRAKING HARD. (REPROGRAM ENGINE CONTROL MODULE). *PE
SB-110012011-08-31. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. GM SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE FUEL INJECTION SYSTEM MAY NOT OPERATE AS INTENDED. IF THIS OCCURS THE MALFUNCTION LIGHT MAY ILLUMINATE, AND VEHICLE SPEED COULD BE LIMITED. *RM UPDATED 10/4/11. *PE
PIP-48952011-06-24. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. GM: THERE MAY BE COMPLAINTS THAT THE LOW COOLANT LIGHT IS ON, LOSS OF COOLANT, OR EXCESSIVE PRESSURE. THERE ARE NO EXTERNAL LEAKS. *RM
PIP-48882011-06-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. GM: INFORMATION ON INSPECTING AND REPLACING TURBOS. *RM
10-06-04-013A2011-06-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. GM: INFORMATION ON FILLING DIESEL FUEL IN THE TANK. *RM
PIP-48642011-06-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. GM: THERE IS A DIESEL FUEL WARNING MESSAGE DISPLAYED OR THE MESSAGE WILL NOT RESET IN COLD WEATHER. *RM UPDATED 6/14/11. *PE UPDATED ON 6/27/2011. *KB
PIP-4138K2011-06-08. Service bulletin. ENGINE AND ENGINE COOLING. GM: THE SERVICE ENGINE SOON LIGHT IS ON, THERE IS ALSO A MISFIRE OR ENGINE NOISE. THERE ARE MULTIPLE POSSIBLE CAUSES. *RM
11-06-04-0012011-05-25. Service bulletin. ENGINE AND ENGINE COOLING. GM: THE MALFUNCTION LIGHT IS ON AND THE ENGINE PERFORMANCE IS POOR. *RM UPDATED ON 6/14/2011. *KB
SB-10-06-04-0142011-05-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. GM: INFORMATION ON THE TURBOCHARGER VANE POSITION SENSOR. *RM
PIP-48502011-05-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. GM: THERE MAY BE A NO START, HARD START, OR EXTENDED CRANK WHICH MAY BE CAUSED BY A FILTER MINDER VACUUM SWITCH. *RM
PIP-48512011-05-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 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. *KB UPDATED A SECOND TIME ON 06/16/2011. *KB

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