GMC TSB #12-06-01-008B

2009 GMC Sierra 2500

TSB Document:

Affected Component: EQUIPMENT

Summary
This informational bulletin provides dealership personnel information on unscheduled supplemental services (including flushing services and additives) and proper use of GM simplified maintenance schedules (Canada only).

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Date Published
MAR 09, 2015
NHTSA TSB #
10135383
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