{"nhtsa_id":607075,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-11-03","date":"1999-05-01","document_id":"12758","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:MANUAL TRANSMISSION","mfr_system":null,"summary":"SOME VEHICLES EQUIPPED WITH 7.3L DIESEL ENGINES AND 4R100 TRANSMISSIONS AND HAVING A VEHICLE BUID DATE PRIOR TO 12/7/1998, MAY EXHIBIT A HARSHNESS / SURGE / JERK ON HEAVY THROTTLE 2-3 AND / OR 3-4 UPSHIFTS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/607075","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"manual-transmission","name":"Manual transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"F-250 SD","year_from":1999,"year_to":1999,"match":"base","vehicle_ids":["1999_ford_f-250"]},{"make":"FORD","model":"F-350 SD","year_from":1999,"year_to":1999,"match":"base","vehicle_ids":["1999_ford_f-350"]},{"make":"FORD","model":"F-450 SD","year_from":1999,"year_to":1999,"match":"base","vehicle_ids":["1999_ford_f-450"]},{"make":"FORD","model":"F-550 SD","year_from":1999,"year_to":1999,"match":"base","vehicle_ids":["1999_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":[]}