GMC TSB #GCUS-3-684

2017 GMC Acadia

TSB Document:

Affected Component: ELECTRICAL SYSTEM

Summary
66110 - Service Update - The driver mode control switch does not allow the driver to alter chassis and powertrain attributes. Mode selection is not lit on the switch. Dealers will reprogram the engine control module.

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Date Published
SEP 06, 2016
NHTSA TSB #
10118997
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