{"nhtsa_id":39892,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1995-11-01","date":"1995-03-01","document_id":"95524","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE","mfr_system":null,"summary":"THERE MAY BE A CONCERN OF POOR PERFORMANCE, COOLANT IN THE OIL AND ENGINE KNOCKING AND/OR HYDRAULIC LOCK ON SOME VEHICLES. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/39892","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"E-250","year_from":1991,"year_to":1994,"match":"exact","vehicle_ids":["1991_ford_e-250","1992_ford_e-250","1993_ford_e-250","1994_ford_e-250"]},{"make":"FORD","model":"E-350","year_from":1991,"year_to":1991,"match":"exact","vehicle_ids":["1991_ford_e-350"]},{"make":"FORD","model":"E-350","year_from":1993,"year_to":1994,"match":"exact","vehicle_ids":["1993_ford_e-350","1994_ford_e-350"]},{"make":"FORD","model":"E250","year_from":1983,"year_to":1990,"match":"exact","vehicle_ids":["1983_ford_e-250","1984_ford_e-250","1985_ford_e-250","1986_ford_e-250","1987_ford_e-250","1988_ford_e-250","1989_ford_e-250","1990_ford_e-250"]},{"make":"FORD","model":"E350","year_from":1983,"year_to":1990,"match":"exact","vehicle_ids":["1983_ford_e-350","1984_ford_e-350","1985_ford_e-350","1986_ford_e-350","1987_ford_e-350","1988_ford_e-350","1989_ford_e-350","1990_ford_e-350"]},{"make":"FORD","model":"F SUPER DUTY","year_from":1984,"year_to":1994,"match":"exact","vehicle_ids":["1984_ford_f-super-duty","1985_ford_f-super-duty","1986_ford_f-super-duty","1987_ford_f-super-duty","1988_ford_f-super-duty","1989_ford_f-super-duty","1990_ford_f-super-duty","1991_ford_f-super-duty","1992_ford_f-super-duty","1993_ford_f-super-duty","1994_ford_f-super-duty"]},{"make":"FORD","model":"F-250","year_from":1991,"year_to":1994,"match":"exact","vehicle_ids":["1991_ford_f-250","1992_ford_f-250","1993_ford_f-250","1994_ford_f-250"]},{"make":"FORD","model":"F-350","year_from":1991,"year_to":1994,"match":"exact","vehicle_ids":["1991_ford_f-350","1992_ford_f-350","1993_ford_f-350","1994_ford_f-350"]},{"make":"FORD","model":"F250","year_from":1983,"year_to":1990,"match":"exact","vehicle_ids":["1983_ford_f-250","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":1983,"year_to":1990,"match":"exact","vehicle_ids":["1983_ford_f-350","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":[]}