TSB Document:

• SB-10043857-1538.pdf
• SB-10043857-8663.pdf
• CSC-10043857-8394.pdf
• CSC-10043857-7523.pdf
• SB-10043857-2048.pdf
• SB-10043857-3386.pdf

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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