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Service bulletin TSB220179

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 id10224269
Published by NHTSA2022-10-17
Manufacturer's numberTSB220179
Manufacturer's date2022-08-26
NHTSA componentENGINE AND ENGINE COOLING; EQUIPMENT

NHTSA's summary

This Technical Service Bulletin describes when the NPBU Diagnostics electronic service tool is connected to the unit while driving, the system can overheat.

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, Equipment and accessories

Vehicles listed
CUMMINS ELECTRIC VEHICLE ENGINE

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