GMC TSB #20-NA-066

2020 GMC Sierra 1500

TSB Document:

Affected Component: ELECTRICAL SYSTEM

Summary
This service bulletin provides a procedure to program the glow plug control module to correct a customer concern of a Malfunction Indicator Lamp Illuminated with One or More Glow Plug Control DTCs Set.

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Date Published
DEC 06, 2023
NHTSA TSB #
10247191
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