{"nhtsa_id":615290,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-01-12","date":"1998-08-01","document_id":"11788","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:MANUAL TRANSMISSION","mfr_system":null,"summary":"SOME TRUCKS EQUIPPED WITH THE 7.3L DI AND 4R100 TRANSMISSION MAY EXHIBIT AN APPROXIMATE 200 - 300 RPM SHIFT FLARE (RISE IN RPM) DURING THE 2-3 OR 3-4 SHIFT. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/615290","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"]}],"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":[]}