{"nhtsa_id":635345,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-10-22","date":"2002-07-01","document_id":"5429","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"ON VEHICLES EQUIPPED WITH AN MBE900 ENGINE AND A MANUAL TRANSMISSION, THE WABASH SPEEDOMETER MAY NOT HAVE A STRONG ENOUGH OUTPUT SIGNAL WHEN THE VEHICLE IS TRAVELING AT LOW SPEEDS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/635345","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"COOPER","model":"DEAN ALPHA IV SEASON","year_from":null,"year_to":null,"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":[]}