GMC TSB #13-08-116-001H

2018 GMC Terrain

TSB Document:

Affected Component: ELECTRICAL SYSTEM

Summary
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.

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Date Published
SEP 16, 2022
NHTSA TSB #
10222776
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