GMC TSB #PIP5621A

2018 GMC Terrain

TSB Document:

Affected Component: POWER TRAIN

Summary
This Preliminary information communicates to the dealer  technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC. 

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Date Published
NOV 22, 2019
NHTSA TSB #
10168978
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