{"nhtsa_id":620299,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-07-24","date":"2001-03-01","document_id":"14105","mfr_campaign":null,"replaces":null,"component":"STEERING:HYDRAULIC POWER ASSIST SYSTEM","mfr_system":null,"summary":"SOME VEHICLES BUILT BEFORE 2/5/2000 EQUIPPED WITH A 7.3L DIT ENGINE MAY EXHIBIT A NOISE LEVEL EMITTING FROM THE POWER STEERING SYSTEM WHICH SOME CUSTOMERS MAY FIND OBJECTIONABLE. A REVISED POWER STEERING LINE WHICH RUNS FROM THE STEERING PUMP TO THE HYDROBOOST IS NOW AVAILABLE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/620299","components":[{"id":"steering","name":"Steering","parent":null},{"id":"power-steering","name":"Power steering","parent":"steering"}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"F-250 SD","year_from":1999,"year_to":2000,"match":"base","vehicle_ids":["1999_ford_f-250","2000_ford_f-250"]},{"make":"FORD","model":"F-350 SD","year_from":1999,"year_to":2000,"match":"base","vehicle_ids":["1999_ford_f-350","2000_ford_f-350"]},{"make":"FORD","model":"F-450 SD","year_from":1999,"year_to":2000,"match":"base","vehicle_ids":["1999_ford_f-450","2000_ford_f-450"]},{"make":"FORD","model":"F-550 SD","year_from":1999,"year_to":2000,"match":"base","vehicle_ids":["1999_ford_f-550","2000_ford_f-550"]}],"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":[]}