GMC TSB #20NA209

2020 GMC Sierra 2500

TSB Document:

Affected Component: EQUIPMENT

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
OCT 23, 2020
NHTSA TSB #
10183207
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