Is your defective GMC Sierra 3500 actually a LEMON?

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GMC TSB #PIT5752B

2021 GMC Sierra 3500

TSB Document:

MC-10202392-9999.pdf

Affected Component: EQUIPMENT

Summary: This Preliminary information communicates multiple vehicle issues caused by an aftermarket device and it gives dealership information where to inspect for this device.

Click a tab for more information.

Date Published: SEP 14, 2021
NHTSA TSB #: 10202392

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