{"nhtsa_id":637478,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-11-26","date":"2002-04-01","document_id":"15785","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION","mfr_system":null,"summary":"SOME VEHICLES EQUIPPED WITH 5R55E/5R44E TRANSMISSION MAY EXHIBIT A WHINE NOISE IN 1ST GEAR THAT GOES AWAY AFTER THE 1-2 OR 1-3 SHIFT IS COMPLETED. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/637478","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"EXPLORER SPORT","year_from":2001,"year_to":2002,"match":"base","vehicle_ids":["2001_ford_explorer","2002_ford_explorer"]},{"make":"FORD","model":"EXPLORER SPORT TRAC","year_from":2001,"year_to":2002,"match":"exact","vehicle_ids":["2001_ford_explorer-sport-trac","2002_ford_explorer-sport-trac"]},{"make":"FORD","model":"RANGER","year_from":2001,"year_to":2002,"match":"exact","vehicle_ids":["2001_ford_ranger","2002_ford_ranger"]}],"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":[]}