Is your defective GMC Sierra 2500 actually a LEMON?

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GMC TSB #PIP5711C

2023 GMC Sierra 2500

TSB Document:

MC-10232791-9999.pdf

Affected Component: BACK OVER PREVENTION

Summary: This Preliminary information communicates to the dealer technicians a warm engine knock noise has no short or long term effects on the engine. Do not attempt repairs for this noise.

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Date Published: FEB 06, 2023
NHTSA TSB #: 10232791

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