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GMC TSB #GCUS-3-851

2017 GMC Acadia

TSB Document:

MC-10113385-9999.pdf

Affected Component: EQUIPMENT ADAPTIVE/MOBILITY

Summary: 17079 - Service Update. Incorrect heat treatment processing of the ring gear installed in the Power Transfer Unit (PTU) may result in the possible loss of a gear tooth. Replace the Power Transfer Unit (PTU).

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Date Published: FEB 21, 2017
NHTSA TSB #: 10113385

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