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Service bulletin 620104

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 id10007500
Published by NHTSA2004-06-29
Manufacturer's number620104
Manufacturer's date2004-05-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

THE SERVICE ENGINE SOON WARNING MAY BE ILLUMINATED AND FAULT CODE 2774 CDKUHR SET IN THE DME. REPLACE INSTRUMENT CLUSTER. BMW E53 PRODUCED FROM OCTOBER 1, 2003 TO JANUARY 12, 2004. *MJ

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.