{"nhtsa_id":619689,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-06-25","date":"2005-03-01","document_id":"240101","mfr_campaign":null,"replaces":"240101","component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"ON CERTAIN VEHICLES PRODUCED UP TO 11/00, A COMMUNICATION CONFLICT MAY EXIST BETWEEN THE TRANSMISSION CONTROL MODULE AND AN AFTERMARKET SCAN TOOL, DUE TO A TRANSMISSION CONTROL MODULE (TCM / EGS) SOFTWARE ERROR. *TT UPDATE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/619689","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"E36","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"E46 SERIES","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"Z3 COUPE","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"Z3 ROADSTER","year_from":null,"year_to":null,"match":null,"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":[]}