GMC TSB #PIT5715A

2019 GMC Sierra 1500

TSB Document:

Affected Component: POWER TRAIN

Summary
This Preliminary Information provides information to the technician about a additional diagnostic tip for a check engine lamp for DTC P3055 and P3056 and the start/Stop being inoperative. 

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Date Published
MAR 22, 2021
NHTSA TSB #
10190415
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