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Service bulletin IK1200531

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 id10055161
Published by NHTSA2014-04-17
Manufacturer's numberIK1200531
Manufacturer's date2014-03-06
NHTSA componentENGINE

NHTSA's summary

IKNOW: THERE MAY BE A ROUGH IDLE ON THE 2010 EPA MAXXFORCE (DT, 9 AND 10) MEDIUM DUTY INLINE ENGINES, UNTIL THE ENGINE OIL TEMPERATURE REACHES 70 DEGREES CELSIUS. THE ENGINE MANAGEMENT SOFTWARE TAKES OVER THEN THE ENGINE WILL IDLE SMOOTHER, WHICH IS NORMAL. *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

Engine

Vehicles listed
INTERNATIONAL HARVESTER INTERNATIONAL

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