GMC TSB #PI-1343-C

2014 GMC Sierra 1500

TSB Document:

Affected Component: EQUIPMENT

Summary
THIS PRELIMINARY INFORMATION BULLETIN PROVIDES A PROCEDURE TO RESET THE TRANSMISSION ADAPTS AND TEST DRIVE THE VEHICLE TO CORRECT A CUSTOMER CONCERN ON A HARSH (DETENT) 6-4 DOWNSHIFT.

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Date Published
APR 22, 2016
NHTSA TSB #
10078543
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