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Service bulletin IK0900146

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 id10209483
Published by NHTSA2022-04-01
Manufacturer's numberIK0900146
Manufacturer's date2022-03-15
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Engine viscous fan not disengaging; Only MV series trucks with feature code 12TSY and 6-blade fan

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 MV2020 to 2022

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