{"nhtsa_id":604633,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1999-05-07","date":"1999-02-01","document_id":"120299","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE","mfr_system":null,"summary":"CUSTOMER MAY COMPLAIN OF ENGINE RUNNING ROUGH ON COLD START. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/604633","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"M COUPE","year_from":1998,"year_to":1999,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"M ROADSTER","year_from":1998,"year_to":1999,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"M3","year_from":1996,"year_to":1999,"match":"exact","vehicle_ids":["1996_bmw_m3","1997_bmw_m3","1998_bmw_m3","1999_bmw_m3"]},{"make":"BMW","model":"Z3","year_from":1998,"year_to":1999,"match":"exact","vehicle_ids":["1998_bmw_z3","1999_bmw_z3"]}],"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":[]}