Is your defective GMC Sierra 3500 actually a LEMON?

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GMC TSB #20NA083

2021 GMC Sierra 3500

TSB Document:

MC-10175762-9999.pdf

Affected Component: ELECTRICAL SYSTEM

Summary: This technical bulletin provides a procedure to check the oil level for correct reading and oil pressure switch is in working order.

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Date Published: APR 07, 2020
NHTSA TSB #: 10175762

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