WenmarOpen by Wenmar Pro

Service bulletin 0403

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 id10007076
Published by NHTSA2004-05-25
Manufacturer's number0403
Manufacturer's date2004-03-29
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

NHTSA's summary

LOW CYCLE FATIGUE FAILURE OF TURBOCHARGERS AT THE REGIONAL TRANSPORTATION DISTRICT (RTD) WITH A NEW MACHINE FROM SOLID (MFS) WHEEL TURBOCHARGER. *TT

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, Turbocharger or supercharger

Vehicles listed
CUMMINS ISM

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