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Service bulletins for the 1994 GMC C6

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.

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

By type

By component

Only bulletins with component: Glass, wipers and mirrors are shown. Show all

Bulletins, newest first
0108430022001-05-29. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. SOME CUSTOMERS MAY COMMENT THAT THE WINDSHIELD (W/S) WASHER RESERVOIR SHOWS AN UNEXPLAINED REDUCED FLUID LEVEL AFTER VEHICLE OPERATION. *TT

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