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Service bulletin 1220004

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 id10007202
Published by NHTSA2004-06-03
Manufacturer's number1220004
Manufacturer's date2004-04-02
Replaces1220004
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

SERVICE ENGINE SOON IS DISPLAYED IN CD, OR CHECK ENGINE LIGHT IS ILLUMINATED IN THE CLUSTER. ERRONEOUS OVERHEATING CONDITION ON VEHICLES EQUIPPED WITH A TEMPERATURE GAUGE WITH FAULT CODES 278B/D STORED IN THE DME.

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 UNKNOWN1

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