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Service bulletins for the 2011 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.

2203 on file from NHTSA, as of 2026-10-19.

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By component

By trouble code

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
PIP-4846A2011-06-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. GM: THE ENGINE LIGHT IS ON WITH LOW POWER. THERE IS ALSO A TROUBLE CODE STORED. *RM UPDATED 6/8/11. *PE
PIP-3783-C2011-06-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GM: THE ENGINE LIGHT IS ON AND THE VEHICLE LACKS POWER. THERE ARE MULTIPLE POSSIBLE TROUBLE CODES. *RM UPDATED 10/15/14. *PE
PIP-48602011-06-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ENGINE AND ENGINE COOLING:ENGINE. GM: SOME 2011 SIERRA AND SILVERADOS ARE NOT E85 COMPATIBLE. *RM
PIT-50432011-05-26. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE. GM: ON SOME HYBRID VEHICLES AFTER UPDATING SOFTWARE THERE IS AN INTERNAL TROUBLE CODE STORED AND IT WON'T GO AWAY. *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
PI-02902011-05-18. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. GM: A MALFUNCTION LIGHT IS ON AND COULD BE CAUSED BY AN IMPROPER GROUND WHICH CAUSES THE INTAKE AIR HEATER SENSOR TO READ INCORRECTLY. *RM
PI-0235-A2011-05-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. GM: THERE MAY BE A FUEL SMELL WHEN DRIVING THE VEHICLE. THERE MAY ALSO BE AN EXHAUST LEAK OR RATTLE NOISE. *RM UPDATED 9/10/12. *PE UPDATED 05/3/2013 *JS UPDATED 1/6/14. *PE UPDATED 2/3/16. *PE
PIP-4492P2011-03-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). 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. *PE UPDATED 3/21/11. *PE UPDATED 5/9/11. *PE UPDATED 5/25/11. *PE UPDATED 06/16/2011. *KB UPDATED A SECOND TIME ON 06/16/2011. *KB UPDATED 6/27/11. *PE
PIP-48192011-03-14. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING:ENGINE. CADILLAC/CHEVROLET/GMC: SES LIGHT DUE TO P0300-P0308 AND ENGINE MISFIRES; INSPECT PLUG WIRE. THIS MAY BE THE RESULT OF A LOOSE SPARK PLUG WIRE OF THE CYLINDER WITH CURRENT AND/OR HISTORY MISFIRES. *PE
PIT-50282011-03-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 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. *PE
SB-102462011-03-01. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. CHEVROLET/GMC: RADIATOR HOSE CONTACT. BULLETIN PROVIDES SERVICE PROCEDURE TO INSTALL PROTECTIVE SLEEVE OVER RADIATOR HOSE ON CERTAIN MODEL VEHICLES. ON THESE VEHICLES, RADIATOR INLET HOSE MAY CONTACT THE EDGE OF FAN SHROUD, RESULTING IN A POSSIBLE COOLANT LEAK. *PE UPDATED 3/16/11. *PE
PIT-4808D2009-11-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ELECTRICAL SYSTEM. CADILLAC/CHEVROLET/GMC: ON RARE OCCASIONS, A VEHICLE MAY STALL AND A SES LIGHT MAY SET ACCOMPANIED BY ONE OR ALL OF THE FOLLOWING CODES, P061B; P0AFA; P0BBD. IN MOST CASES THE VEHICLE WILL RESTART, BUT THE SES LAMP WILL REMAIN ILLUMINATED AND THE DIC MAY DISPLAY SERVICE HYBRID SYSTEM MESSAGE. *PE UPDATED 11/24/09. *PE UPDATED 3/15/10. *PE UPDATED ON 06/24/2011. *KB
08-04-19-0042008-11-20. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. 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

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