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Service bulletin IK1201359

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 id10131354
Published by NHTSA2018-04-02
Manufacturer's numberIK1201359
Manufacturer's date2017-02-14
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Breather Filter and Crankcase Tube Freezing Issue in Below Freezing Temperatures; only models with Cummins ISB 6.7 and QSB 6.7

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
IC BESB2012 to 2013
IC CESB2012 to 2013
IC BUS BE2011 to 2017
IC BUS CASB2013 to 2015
IC BUS CE2011 to 2012
IC BUS CESB2011
IC BUS CESB2014 to 2017
INTERNATIONAL DURASTAR2011 to 2017

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