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Service bulletin 22110

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 id10214961
Published by NHTSA2022-07-05
Manufacturer's number22110
Manufacturer's date2022-06-08
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Certain HX series trucks may have a DEF tank jumper harness with a missing circuit. Only 2023 Model Year HX series built 02/25/2022 through 03/17/2022.

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

Engine

Vehicles listed
INTERNATIONAL HX2021

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