{"nhtsa_id":10004419,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-12-09","date":"2003-03-23","document_id":"0603","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION","mfr_system":null,"summary":"RANGE CHANGE GROUP GRATING SHIFTS IN AS-TRONIC TRANSMISSIONS WITH INTARDERS. MODEL 1327, 1328, 1337. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10004419","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"ZF FRIEDRICHSHAFEN","model":"TRANSMISSION","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":[]}