{"nhtsa_id":613951,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-09-22","date":"2000-07-15","document_id":"NTB00056","mfr_campaign":null,"replaces":"NTB91099","component":"POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES","mfr_system":null,"summary":"SERVICE INFORMATION STATING THAT WHENEVER AN AUTOMATIC TRANSMISSION IS REPAIRED, OVERHAULED, OR REPLACED ON 1988 AND LATER AUTOMATIC TRANSMISSION VEHICLES, THE AUTOMATIC TRANSMISSION (A/T) OIL COOLER MOUNTED IN THE RADIATOR MUST BE INSPECTED AND CLEANED. THIS BULLETIN ALSO SUPERSEDES NTB93-007, NTB94-050 AND NTB95-109B.","document":null,"url":"https://open.wenmarpro.com/bulletins/613951","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"NISSAN","model":"NISSAN","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":[]}