{"nhtsa_id":37891,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1995-02-08","date":"1995-01-01","document_id":"BC0270950103","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION","mfr_system":null,"summary":"SOME AXOD CHAIN COVERS WERE OVERDRILLED IN THE OVERDRIVE SERVO APPLY CIRCUIT, CAUSING THE OVERDRIVE BAND TO BE APPLIED AT ALL TIMES. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/37891","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"TAURUS","year_from":1986,"year_to":1990,"match":"exact","vehicle_ids":["1986_ford_taurus","1987_ford_taurus","1988_ford_taurus","1989_ford_taurus","1990_ford_taurus"]},{"make":"LINCOLN","model":"CONTINENTAL","year_from":1988,"year_to":1990,"match":"exact","vehicle_ids":["1988_lincoln_continental","1989_lincoln_continental","1990_lincoln_continental"]},{"make":"MERCURY","model":"SABLE","year_from":1986,"year_to":1990,"match":"exact","vehicle_ids":["1986_mercury_sable","1987_mercury_sable","1988_mercury_sable","1989_mercury_sable","1990_mercury_sable"]}],"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":[]}