Affected Component: ENGINE AND ENGINE COOLING:ENGINE

Date Published

JAN 01, 2004

NHTSA TSB #

10007656

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# 00156A.

Summary

4.2L LL8 ENGINE ROUGH IDLE - RUN POSSIBLE P1345 OR P0016. *MJ *TT