WenmarOpen by Wenmar Pro

Service bulletin TSB-08906

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 id10030225
Published by NHTSA2009-08-27
Manufacturer's numberTSB-08906
Manufacturer's date2008-08-01
NHTSA componentFUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; ENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

NAVISTAR TRUCK: REPLACEMENT OF FUEL TRANSFER (LIFT) PUMP. A WORN CHECK VALVE IN THE PUMP CAN CAUSE LOSS OF FUEL PRESSURE WHICH MAY RESULT IN DEGRADED ENGINE PERFORMANCE. MODELS 1300, 3200 3300, 4300, 4400, 7300, 7400, 7500, 8500, CE, CXT, FC, FE, HC, RC, RE, RXT. MODEL YEARS 2006-2007. *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, Fuel system, Fuel pump

Vehicles listed
NAVISTAR NAVISTAR

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