GMC TSB #20-NA-209

2020 GMC Sierra 3500

TSB Document:

Affected Component: ELECTRICAL SYSTEM

Summary
This technical bulletin provides repair information to correct a customer concern of Service 4WD Message illuminated on Driver Information Center (DIC), DTCs C118D, C119B and/or C119C set.

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Date Published
MAR 24, 2022
NHTSA TSB #
10209905
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