{"nhtsa_id":619677,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-06-23","date":"2001-03-01","document_id":"180100","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR","mfr_system":null,"summary":"BMW HAS DETERMINED THAT CERTAIN 1997 MODEL YEAR VEHICLES WITH 1.9 LITER DISPLACEMENT ENGINES PRODUCED FROM 1/97 - 8/97 MAY EXHIBIT A RATTLING NOISE COMING FROM THE CATALYTIC CONVERTER. THIS MAY CAUSE THE CHECK ENGINE LIGHT TO ILLUMINATE AND DRIVABILITY COULD BECOME AFFECTED. BMW IS CONDUCTING A VOLUNTARY EMISSIONS RECALL CAMPAIGN TO REPLACE THE CATALYTIC CONVERTER ON ALL AFFECTED VEHICLES. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/619677","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"catalytic-converter","name":"Catalytic converter","parent":"exhaust-emissions"}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"E36","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"Z3","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]}],"as_of":"2026-10-19","note":"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.","attribution":[]}