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Service bulletin 18 02 97

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 id54287
Published by NHTSA1998-03-30
Manufacturer's number18 02 97
Manufacturer's date1997-09-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

NHTSA's summary

SITUATION WITH A RATTLING NOISE FROM THE CATALYTIC CONVERTER. *YC

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, Exhaust and emissions, Catalytic converter

Vehicles listed
BMW BMW1997

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