{"nhtsa_id":50467,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1997-04-24","date":"1996-10-01","document_id":"BC5189961001","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"INFORMATION ON TROUBLESHOOTING THE SPEEDOMETER & TACHOMETER. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/50467","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"AEROMAX","year_from":1991,"year_to":1997,"match":null,"vehicle_ids":[]},{"make":"FORD","model":"LOUISVILLE","year_from":1996,"year_to":1997,"match":null,"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":[]}