GMC TSB #16-NA-177

2017 GMC Acadia

TSB Document:

Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Summary
This informational bulletin explains DTC U0121 sets due to a software anomaly and does not turn the MIL on or change performance of the vehicle.

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Date Published
NOV 18, 2016
NHTSA TSB #
10137957
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