GMC TSB #PIP5664

2020 GMC Sierra 2500

TSB Document:

Affected Component: ELECTRICAL SYSTEM

Summary
This Preliminary information communicates to the dealer technician the procedures for DTC P11CC, P226D, P249E, P249D, P20EE or P226D while engineering is investigating. 

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Date Published
AUG 01, 2019
NHTSA TSB #
10164738
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