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Service bulletin 817-1

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10118725
Published by NHTSA2017-10-12
Manufacturer's number817-1
Manufacturer's date2017-09-28
NHTSA componentTRAILER HITCHES

NHTSA's summary

Non Safety Campaign: The circuit for the Trailer Hotline/Trailer Power may not be properly protected on Model 567/579 vehicles equipped with this option.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Trailer hitch

Vehicles listed
PETERBILT 5672012, 2013, 2014, 2015, 2016, 2017
PETERBILT 5792012, 2013, 2014, 2015, 2016, 2017

Listing a model year does not mean every vehicle of it is concerned: the document says which.