Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

Date Published

JUL 01, 2011

NHTSA TSB #

10040504

TSB Document

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from GMC for this TSB. Call your local GMC dealer's service department & ask for a copy of TSB# SC-11150.

Summary

GM SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. 2008-2009 TRAILBLAZER/ENVOY. THE VEHICLES MAY DEVELOP A CRACK IN THE EXHAUST MANIFOLD. IT COULD RESULT IN INCREASED EXHAUST NOISE. *RM