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Service bulletins for the 2006 GMC T-Series

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.

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

By type

By component

By trouble code

Only bulletins with component: Exhaust manifold, pipes and muffler are shown. Show all

Bulletins, newest first
CB-13-J-001-A2013-06-20. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. ISUZU: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SOME VEHICLES WILL DEVELOP A CRACK, OVER TIME, IN THE EXHAUST MANIFOLD RESULTING IN INCREASED NOISE DURING OPERATION. MODELS 2004-09 FTR/FVR/FXR, 2004-09 C/T SERIES, 2005-07 H SERIES. *PE

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