{"nhtsa_id":636052,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-11-04","date":"2002-11-25","document_id":"0258","mfr_campaign":null,"replaces":"02234","component":"POWER TRAIN","mfr_system":null,"summary":"INOPERATIVE OR INACURRATE SPEEDOMETER, 4X4 LAMP ILLUMINATD, AND / OR DIAGNOSTIC TROUBLE CODE P1635 OR P1639. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/636052","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":["P1635","P1639"],"topics":[],"vehicles":[{"make":"FORD","model":"E SERIES","year_from":2000,"year_to":2002,"match":null,"vehicle_ids":[]},{"make":"FORD","model":"EXPEDITION","year_from":1999,"year_to":2002,"match":"exact","vehicle_ids":["1999_ford_expedition","2000_ford_expedition","2001_ford_expedition","2002_ford_expedition"]},{"make":"FORD","model":"EXPLORER","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_ford_explorer"]},{"make":"FORD","model":"EXPLORER SPORT","year_from":2001,"year_to":2002,"match":"base","vehicle_ids":["2001_ford_explorer","2002_ford_explorer"]},{"make":"FORD","model":"EXPLORER SPORT TRAC","year_from":2001,"year_to":2002,"match":"exact","vehicle_ids":["2001_ford_explorer-sport-trac","2002_ford_explorer-sport-trac"]},{"make":"FORD","model":"F-150","year_from":1999,"year_to":2002,"match":"exact","vehicle_ids":["1999_ford_f-150","2000_ford_f-150","2001_ford_f-150","2002_ford_f-150"]},{"make":"FORD","model":"FOCUS","year_from":2000,"year_to":2002,"match":"exact","vehicle_ids":["2000_ford_focus","2001_ford_focus","2002_ford_focus"]},{"make":"FORD","model":"MUSTANG","year_from":1999,"year_to":2002,"match":"exact","vehicle_ids":["1999_ford_mustang","2000_ford_mustang","2001_ford_mustang","2002_ford_mustang"]},{"make":"FORD","model":"RANGER","year_from":2001,"year_to":2002,"match":"exact","vehicle_ids":["2001_ford_ranger","2002_ford_ranger"]},{"make":"LINCOLN","model":"BLACKWOOD","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_lincoln_blackwood"]},{"make":"LINCOLN","model":"NAVIGATOR","year_from":1999,"year_to":2002,"match":"exact","vehicle_ids":["1999_lincoln_navigator","2000_lincoln_navigator","2001_lincoln_navigator","2002_lincoln_navigator"]},{"make":"LINCOLN","model":"TOWN CAR","year_from":1999,"year_to":2002,"match":"exact","vehicle_ids":["1999_lincoln_town-car","2000_lincoln_town-car","2001_lincoln_town-car","2002_lincoln_town-car"]},{"make":"MERCURY","model":"MOUNTAINEER","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_mercury_mountaineer"]}],"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":[]}