Service bulletins for the 2008 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.
189 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Exhaust and emissions are shown. Show all
| PIP5232B | 2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. It is recommended to inspect for a poor crimp on the grounds ring terminal at the engine block for the bank with the concern and repair the wire. |
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| CB-13-J-001-A | 2013-06-20. 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.