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GMC TSB #13340C
2009 GMC Acadia
TSB Document:
Affected Component: EQUIPMENT
- Summary
- 11340C - Special Coverage (revised service procedure, population added). Under certain driving conditions, and with the vehicle's original oil change intervals, the timing chain could wear prematurely and cause the illumination of the Service Engine Sool light. If the condition occurs within the special coverage terms, dealers are to replace the timing chain.
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