TSB Document:

Affected Component: ENGINE AND ENGINE COOLING

Summary
GM: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT- TIMING CHAIN WEAR. ON SOME 2007 MODEL YEAR VEHICLES THAT ARE EQUIPPED WITH A 2.8L/3.6L V6 ENGINE (LP1/LY7), UNDER CERTAIN DRIVING CONDITIONS, AND WITH THE VEHICLE'S ORIGINAL OIL CHANGE INTERVALS, THE TIMING CHAIN COULD WEAR PREMATURELY. *JS UPDATED 06/18/2012 *JS UPDATED 9/6/12. *PE UPDATED 1/24/13. *PE

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Date Published
NOV 01, 2012
NHTSA TSB #
10043857
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