Is your defective GMC Sierra 3500 actually a LEMON?

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GMC TSB #PIP5838A

2021 GMC Sierra 3500

TSB Document:

MC-10210325-9999.pdf

Affected Component: ELECTRICAL SYSTEM

Summary: This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector.

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Date Published: MAR 09, 2022
NHTSA TSB #: 10210325

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