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Service bulletin 021218

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 id635511
Published by NHTSA2002-10-24
Manufacturer's number021218
Manufacturer's date2002-09-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE

NHTSA's summary

ON SOME VEHICLES, OPERATING AT HIGH ALTITUDES, THE CHARGE AIR COOLER TEMPERATURE TENDS TO CAUSE THE VISCOUS FAN DRIVES TO ENGAGE LATE OR AT HIGHER COOLANT TEMPERATURES. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
INTERNATIONAL HARVESTER 10002000
INTERNATIONAL HARVESTER 38002000
INTERNATIONAL HARVESTER 47002000
INTERNATIONAL HARVESTER IC2000

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