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GMC TSB #18NA051

2018 GMC Terrain

TSB Document:

MC-10137335-9999.pdf

Affected Component: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

Summary: This technical bulletin provides a procedure to update the radio with the latest calibrations to correct a condition of TTY Phone Feature Icon Missing from Radio Display Setting due to a software abnormality.

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Date Published: FEB 19, 2018
NHTSA TSB #: 10137335

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