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Service bulletin 18839

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 id10018072
Published by NHTSA2005-12-15
Manufacturer's number18839
Manufacturer's date2005-09-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

OIL CONTAMINATION IN THE COOLING SYSTEM DUE TO AN OIL COOLER FAILURE. 1994-2006 VEHICLES EQUIPPED WITH A 4.5L, OR 6.0L OR 7.3L DIESEL ENGINE. *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
UNKNOWN UNKNOWN

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