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GMC TSB #PIT5521A

2017 GMC Sierra

TSB Document:

MC-10157029-9999.pdf

Affected Component: ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

Summary: This preliminary information communicates a Diagnostic Tip for a Service Trailer Brake Message with DTC C111B C1112 C1113 C1114 advising to address any battery issues first before any in depth diagnostics are done.

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Date Published: SEP 25, 2017
NHTSA TSB #: 10157029

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