GMC TSB #PIT5747A

2020 GMC Sierra 2500

TSB Document:

Affected Component: TRAILER HITCHES

Summary
This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues.

This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues.

Date Published
DEC 14, 2020
NHTSA TSB #
10187184
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