{"nhtsa_id":615539,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-01-18","date":"1998-12-01","document_id":"12293","mfr_campaign":null,"replaces":null,"component":"SUSPENSION","mfr_system":null,"summary":"SOME 4X2 AND 4X4 TRUCKS MAY EXHIBIT WHEEL ALIGNMENT CONCERNS INCLUDING DRIFT / PULL RIGHT OR LEFT, TIRE WEAR, SHIMMY AFTER HITTING SMALL BUMPS AND / OR STEERING IS INCLINED TO FOLLOW GROOVES IN THE PAVEMENT. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/615539","components":[{"id":"suspension","name":"Suspension","parent":null}],"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":[]}