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Service bulletins for the 2008 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.

1655 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
0706030052007-10-06. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES. REPLACEMENT INFORMATION FOR BROKEN T-BOLT ON NEGATIVE AND/OR POSITIVE BATTERY CABLE TERMINAL. *NJ
44072007-09-26. Service bulletin. ELECTRICAL SYSTEM. AUXILIARY POWER TO 7-WAY TRAILER CONNECTOR. *KB
0708490102007-09-21. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. INFORMATION ON VEHICLES BUILT WITH OR WITHOUT INSTRUMENT PANEL CLUSTER DAYTIME BACKLIGHTING- NEW FEATURE. *NJ
42942007-04-25. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. FUEL GAUGE ERRATIC IN FREEZING TEMPERATURES P0463. *KB WITH ONE OF THE FOLLOWING ENGINE RPO'S: LY2, LY5, LY6. LH6, L76, L92. UPDATED 1/30/08. *NJ UPDATED 12/5/08. *PE
0608450082007-02-01. Service bulletin. ELECTRICAL SYSTEM:WIRING. INFORMATION ON AUXILIARY POWER WIRE AT TRAILER AND INSTALLATION OF AFTERMARKET TRAILER BRAKE CONTROLLER - TOWING, TOW *KB UPDATED 11/02/07. *NJ
39932006-07-19. Service bulletin. ELECTRICAL SYSTEM. NO CRANK/NO START AT TIMES. *TT UPDATED 1/30/08. *NJ
38082006-07-05. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY; ELECTRICAL SYSTEM:WIRING. CRANK NO START, ROUGH RUNNING, OR DTC P0335. *TT EQUIPPED WITH 5.3L, 6.0L, 6.2L ENGINES. UPDATED 1/30/08. *NJ

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