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.
By type
By component
By trouble code
By topic
| PIT-4597 | 2008-04-24. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS. (HYBRID) ADDITIONAL INFORMATION ON BLEEDING THE BRAKES. WITH RPO HP2. *NJ UPDATED 6/27/11. *PE |
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| PIT4595 | 2008-04-23. Service bulletin. ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL; ELECTRICAL SYSTEM:WIRING. SERVICE TRAILER BRAKE MESSAGE WITH DTC C1114 AND/OR C1112. WITH RPO JL1. *NJ UPDATED 3/28/11. *PE |
| 070232002 | 2007-04-26. Service bulletin. STEERING:RACK AND PINION:RACK; STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID. EI07082 - POWER STEERING FLUID LEAKING FROM POWER STEERING GEAR/RACK ASSEMBLY. *KB UPDATED ON 09/21/07. *NJ UPDATED 10/5/07. *NJ UPDATED 2/15/08. *NJ UPDATED 5/19/08. *NJ UPDATED 2/17/10. *PE UPDATED 3/30/11. *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.