WenmarOpen by Wenmar Pro

Service bulletin IK1201255

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 id10058003
Published by NHTSA2015-07-23
Manufacturer's numberIK1201255
Manufacturer's date2015-01-09
NHTSA componentENGINE

NHTSA's summary

IKNOWLEDGE: INSTRUCTIONS ON HOW TO REPAIR THE HIGH PRESSURE FUEL PUMP OIL LEAKS, OIL FILL HOSE, OR OIL FILL TUBE LEAKS ON SOME OF THE MAXXFORCE 11L AND 13L AND N13 ENGINES. *TA

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
NAVISTAR ENGINE & ENGINE COOLING

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