GMC TSB #PIE0583B

2020 GMC Sierra 2500

TSB Document:

Affected Component: POWER TRAIN

Summary
This engineering information (EI) is requesting information from technicians and to contact the engineers listed in regards to Transmission Performance Issues without a Current or History DTC and Unable to Duplicate the Customer Concern (CCND).

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Date Published
NOV 18, 2020
NHTSA TSB #
10184510
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