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Service bulletin CB-13-J-001-A

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10052170
Published by NHTSA2013-06-20
Manufacturer's numberCB-13-J-001-A
Manufacturer's date2013-04-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

NHTSA's summary

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 document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine, Exhaust and emissions, Exhaust manifold, pipes and muffler

Vehicles listed
CHEVROLET C SERIES
CHEVROLET C SERIES2007 to 2009
CHEVROLET T SERIES2007, 2008, 2009
CHEVROLET T-SERIES2006, 2007
GMC C SERIES
GMC C SERIES2007 to 2009
GMC T SERIES2004, 2005, 2006, 2007, 2008, 2009
ISUZU FTR2004 to 2009
ISUZU FVR2004 to 2009
ISUZU FXR2004 to 2009
ISUZU H-SERIES2005, 2006, 2007

Listing a model year does not mean every vehicle of it is concerned: the document says which.