GMC TSB #PIE0601A

2020 GMC Sierra 1500

TSB Document:

Affected Component: ELECTRICAL SYSTEM

Summary
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Engine Soon Lamp being illuminated.

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Date Published
DEC 22, 2020
NHTSA TSB #
10187736
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