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Service bulletin IK2200123

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 id10049559
Published by NHTSA2013-01-17
Manufacturer's numberIK2200123
Manufacturer's date2012-12-18
NHTSA componentELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

NHTSA's summary

IKNOW: BUS HYDRAULIC HOSE AND ALTERNATOR AREA MAINTENANCE THIS ARTICLE OUTLINES THE IMPORTANCE OF PROPER INSPECTIONS AND MAINTENANCE RELATED TO THE COOLING FAN HYDRAULIC AND ALTERNATOR AREA. FAILURE TO PERFORM MAINTENANCE CAN RESULT IN VEHICLE DOWN TIME IF ABRASIONS OCCUR AND ARE NOT ADDRESSED IN A TIMELY MANNER. *JS

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

Electrical system, Engine, Alternator, Cooling fan, Cooling system

Vehicles listed
INTERNATIONAL HARVESTER INTERNATIONAL
INTERNATIONAL HARVESTER SCHOOL BUS

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