GMC TSB #PIP4766B

2011 GMC Sierra 3500

TSB Document:

Affected Component: ELECTRICAL SYSTEM

Summary
This Preliminary Information communication advises New model Features. It covers updates in the programing from the 2008 to the new models of 2010-2011. The engine can auto stop in reverse. New aux pump connector design. Also coves Software changes to improve Shift feel. 

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Date Published
FEB 05, 2019
NHTSA TSB #
10154272
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