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Service bulletin 01011901

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 id10018797
Published by NHTSA2006-01-18
Manufacturer's number01011901
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

CORRECTIVE ACTION PLAN - SERIES 50 2.5GM NOX EPA/CARB CERTIFIED ENGINES - 330 BHP (FILTER AND TURBOCHARGER). DETROIT DIESEL. *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

Vehicles listed
DETROIT DIESEL SERIES 502003 to 2004

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