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Service bulletin 041903

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 id10004529
Published by NHTSA2003-12-18
Manufacturer's number041903
Manufacturer's date2003-10-01
NHTSA componentFUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS

NHTSA's summary

INJECTOR RING KIT USED TO REPLACE THE TEFLON SEALING RING ON THE N73 FUEL INJECTORS. *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

Fuel system, Fuel injection

Vehicles listed
BMW E66

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