{"nhtsa_id":618067,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-04-03","date":"2001-01-22","document_id":"0113","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","mfr_system":null,"summary":"SOME VEHICLES EQUIPPED WITH 5.4L OR 6.8L ENGINE BUILT THROUGH 9/10/2000 MAY EXHIBIT A MISS SOUND FROM THE EXHAUST. THIS MAY BE CUASED BY THE DESIGN OF THE EXHAUST Y-PIPE WHICH CAN CAUSE A MISS LIKE SOUND KNOWN AS IMPINGEMENT. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/618067","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"EXCURSION","year_from":2000,"year_to":2001,"match":"exact","vehicle_ids":["2000_ford_excursion","2001_ford_excursion"]},{"make":"FORD","model":"F SUPER DUTY","year_from":2000,"year_to":2001,"match":null,"vehicle_ids":[]}],"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":[]}