Is your defective GMC Canyon actually a LEMON?

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GMC TSB #16-NA-361

2021 GMC Canyon

TSB Document:

MC-10248703-0001.pdf

Affected Component: EQUIPMENT

Summary: This service bulletin provides service /diagnostic information to aid with a Transmission Harsh 1-2 Shift Upon First Start Up/Shift of the Day Under Light Throttle.

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Date Published: DEC 20, 2023
NHTSA TSB #: 10248703

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