GMC TSB #PIT5599

2017 GMC Sierra 1500

TSB Document:

Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Summary
This Preliminary information communicates a false setting of DTCU0121 in the FVCM due to a FVCM software anomaly. Code U0121 will set and be moved to history in the FVCM with each ignition cycle.

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Date Published
NOV 20, 2017
NHTSA TSB #
10125125
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