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Service bulletin IK-1900168

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 id10042645
Published by NHTSA2012-01-04
Manufacturer's numberIK-1900168
Manufacturer's date2012-04-30
NHTSA componentTRAILER HITCHES:FIFTH WHEEL ASSEMBLY

NHTSA's summary

NAVISTAR: INFORMATION IS BEING PROVIDED REGARDING THE FAILURE OF THE SWITCH FOR THE 5TH (FIFTH) WHEEL JAW UNLOCK. MODELS PROSTAR AND LONESTAR. NO MODEL YEARS LISTED. *PE UPDATED 5/9/12 *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

Trailer hitch

Vehicles listed
INTERNATIONAL LONESTAR2008 to 2009
INTERNATIONAL PROSTAR2008 to 2009
INTL LONESTAR2006 to 2007
INTL PROSTAR2006 to 2007

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