{"nhtsa_id":621152,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-09-10","date":"2001-07-10","document_id":"058","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:CLUTCH ASSEMBLY:BELL HOUSING","mfr_system":null,"summary":"INFORMATION ON CORRECTING RAINWATER ENTRY INTO THE TRANSMISSION BELL HOUSING OF UD1200 AND UD1400 VEHCLES EQUIPPED WITH THE MES50 MANUAL TRANSMISSION. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/621152","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"clutch","name":"Clutch","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"NISSAN DIESEL","model":"UD TRUCK","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":[]}