Is your defective GMC Sierra 2500 actually a LEMON?

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GMC TSB #23-NA-066

2024 GMC Sierra 2500

TSB Document:

MC-10247528-0001.pdf

Affected Component: EQUIPMENT

Summary: This service bulletin provides a procedure to correct the condition of Malfunction Indicator Lamp Illuminated with DTCs P0402, P062D, P144E, P242B, P2459, and/or P2635Set.

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Date Published: DEC 14, 2023
NHTSA TSB #: 10247528

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