Is your defective GMC Sierra 1500 actually a LEMON?

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GMC TSB #22-NA-258

2023 GMC Sierra 1500

TSB Document:

MC-10252117-0001.pdf

Affected Component: ELECTRICAL SYSTEM

Summary: This technical bulletin provides a procedure to program the TCM and replace the control valve body if the conditions are found to be the cause of the failure you the valve body.

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Date Published: MAR 18, 2024
NHTSA TSB #: 10252117

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