Is your defective GMC Sierra 3500 actually a LEMON?

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GMC TSB #18-NA-279

2021 GMC Sierra 3500

TSB Document:

MC-10232069-0001.pdf

Affected Component: EQUIPMENT

Summary: This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.

Click a tab for more information.

Date Published: FEB 10, 2023
NHTSA TSB #: 10232069

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