{"nhtsa_id":10006030,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-04-06","date":"2004-02-10","document_id":"1720004","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES","mfr_system":null,"summary":"TRANSMISSION FLUID THERMOSTAT REPLACEMENT ON BMW Z4 FROM START OF PRODUCTION THROUGH AUGUST 2003. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10006030","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"UNKNOWN","model":"UNKNOWN1","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":[]}