Is your defective GMC Sierra 1500 actually a LEMON?

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GMC TSB #21-NA-135

2021 GMC Sierra 1500

TSB Document:

MC-10245559-0001.pdf

Affected Component: EQUIPMENT

Summary: This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.

Click a tab for more information.

Date Published: NOV 16, 2023
NHTSA TSB #: 10245559

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