{"nhtsa_id":609650,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-04-05","date":"1999-10-01","document_id":"13363","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:IGNITION","mfr_system":null,"summary":"INFORMATION ON REPAIRING SPARK PLUG HOLE THREADS IN ALUMINUM HEADS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/609650","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"ignition","name":"Ignition","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"ECONOLINE","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"FORD","model":"EXCURSION","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]},{"make":"FORD","model":"EXPEDITION","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]},{"make":"FORD","model":"F150 LD","year_from":null,"year_to":null,"match":"base","vehicle_ids":[]},{"make":"FORD","model":"F250 LD","year_from":null,"year_to":null,"match":"base","vehicle_ids":[]},{"make":"FORD","model":"SUPER DUTY F SERIES","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"LINCOLN","model":"NAVIGATOR","year_from":null,"year_to":null,"match":"exact","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":[]}