Is your defective GMC Sierra 2500 actually a LEMON?

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GMC TSB #23-NA-042

2021 GMC Sierra 2500

TSB Document:

MC-10234117-0001.pdf

Affected Component: EQUIPMENT

Summary: This service bulletin provides repair information to update radio software to correct customer concerns of Software related issues.

Click a tab for more information.

Date Published: MAR 15, 2023
NHTSA TSB #: 10234117

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