{"nhtsa_id":50928,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1997-06-17","date":"1996-11-16","document_id":"MSG0897","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","mfr_system":null,"summary":"FAULT CODES 227 AND 228 - FOLLOWING COMPONENTS MUST BE REPLACED IF THE WRONG AIR MASS METER IS INSTALLED - RUBBER BOOT WITH ASC - RUBBER BOOT WITHOUT ASC - SUCTION SILENCER. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/50928","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"318","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"318A","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"318I","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":[]}