{"nhtsa_id":41029,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1995-11-01","date":"1995-04-01","document_id":"9588","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE","mfr_system":null,"summary":"KNOCKING NOISE ON INITIAL START-UP. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/41029","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"BRONCO","year_from":1984,"year_to":1995,"match":"exact","vehicle_ids":["1984_ford_bronco","1985_ford_bronco","1986_ford_bronco","1987_ford_bronco","1988_ford_bronco","1989_ford_bronco","1990_ford_bronco","1991_ford_bronco","1992_ford_bronco","1993_ford_bronco","1994_ford_bronco","1995_ford_bronco"]},{"make":"FORD","model":"ECONOLINE","year_from":1984,"year_to":1995,"match":null,"vehicle_ids":[]},{"make":"FORD","model":"F-150","year_from":1991,"year_to":1995,"match":"exact","vehicle_ids":["1991_ford_f-150","1992_ford_f-150","1993_ford_f-150","1994_ford_f-150","1995_ford_f-150"]},{"make":"FORD","model":"F-250","year_from":1991,"year_to":1995,"match":"exact","vehicle_ids":["1991_ford_f-250","1992_ford_f-250","1993_ford_f-250","1994_ford_f-250","1995_ford_f-250"]},{"make":"FORD","model":"F-350","year_from":1991,"year_to":1995,"match":"exact","vehicle_ids":["1991_ford_f-350","1992_ford_f-350","1993_ford_f-350","1994_ford_f-350","1995_ford_f-350"]},{"make":"FORD","model":"F150","year_from":1984,"year_to":1990,"match":"exact","vehicle_ids":["1984_ford_f-150","1985_ford_f-150","1986_ford_f-150","1987_ford_f-150","1988_ford_f-150","1989_ford_f-150","1990_ford_f-150"]},{"make":"FORD","model":"F250","year_from":1984,"year_to":1990,"match":"exact","vehicle_ids":["1984_ford_f-250","1985_ford_f-250","1986_ford_f-250","1987_ford_f-250","1988_ford_f-250","1989_ford_f-250","1990_ford_f-250"]},{"make":"FORD","model":"F350","year_from":1984,"year_to":1990,"match":"exact","vehicle_ids":["1984_ford_f-350","1985_ford_f-350","1986_ford_f-350","1987_ford_f-350","1988_ford_f-350","1989_ford_f-350","1990_ford_f-350"]}],"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":[]}