{"nhtsa_id":613859,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-09-20","date":"2000-06-12","document_id":"00123","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE","mfr_system":null,"summary":"SOME VEHICLES MAY EXPERIENCE SPARK KNOCK DURING LIGHT-TO-MODERATE ACCELERATIONS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/613859","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"EXPEDITION","year_from":1998,"year_to":1998,"match":"exact","vehicle_ids":["1998_ford_expedition"]},{"make":"FORD","model":"F-150","year_from":1998,"year_to":1998,"match":"exact","vehicle_ids":["1998_ford_f-150"]},{"make":"FORD","model":"F-250","year_from":1998,"year_to":1998,"match":"exact","vehicle_ids":["1998_ford_f-250"]},{"make":"LINCOLN","model":"NAVIGATOR","year_from":1998,"year_to":1998,"match":"exact","vehicle_ids":["1998_lincoln_navigator"]}],"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":[]}