Is your defective GMC Sierra 3500 actually a LEMON?

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GMC TSB #21NA265

2021 GMC Sierra 3500

TSB Document:

MC-10205584-9999.pdf

Affected Component: EQUIPMENT

Summary: This technical bulletin provides a procedure to re-route the coolant hose away from the front prop shaft to avoid contact.

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Date Published: NOV 18, 2021
NHTSA TSB #: 10205584

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