Is your defective GMC Terrain actually a LEMON?

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GMC TSB #21-NA-181

2021 GMC Terrain

TSB Document:

MC-10210404-0001.pdf

Affected Component: EQUIPMENT

Summary: This service bulletin provides 9th gear operation information to respond to customers that may comment on transmission shift operation.

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Date Published: APR 08, 2022
NHTSA TSB #: 10210404

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