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Service bulletin AFC-13901

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 id10051645
Published by NHTSA2013-03-26
Manufacturer's numberAFC-13901
Manufacturer's date2013-01-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL; ENGINE

NHTSA's summary

NAVISTAR: WHILE IDLING IN PARK AND NOT MOVING, ENGINE'S RPM WOULD INCREASE AND TO REDUCE BACK PRESSURE SETPOINTS, THE ENGINE ECM WOULD REQUIRE RECALIBRATION. MODELS 2009-2012 LONESTAR, PAYSTAR, PROSTAR, TRANSTAR, WORKSTAR. *PE

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 LONESTAR2010 to 2012
INTERNATIONAL PAYSTAR2010 to 2012
INTERNATIONAL PROSTAR2010 to 2012
INTERNATIONAL TRANSTAR2010 to 2012
INTERNATIONAL WORKSTAR2010 to 2012

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