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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: Wiring and fuses are shown. Show all

Bulletins, newest first
44442008-01-29. Service bulletin. ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD. NO START/NO CRANK - LOSS OF HIGH SPEED GMLAN COMMUNICATION. *NJ
0708490182007-11-03. Service bulletin. ELECTRICAL SYSTEM:WIRING. VARIOUS ELECTRICAL CONCERNS - INTERMITTENTLY FUNCTIONING OR INOPERATIVE COMPONENT, IP WARNING LIGHT ON, DIC MESSAGE DISPLAYED, DTC SET, NO CRANK/START (REPAIR IP WIRING HARNESS) *NJ
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
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.