{"nhtsa_id":10033444,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2010-08-18","date":"2009-08-03","document_id":"SI-09-11","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION","mfr_system":null,"summary":"ECOMAT TRANSMISSION: INSPECTION OF THE SOLENOID VALVE ON THE RETARDER ACCUMULATOR IN ECOMAT TRANSMISSION. ECOMAT TYPE ARE EQUIPPED WITH A SOLENOID VALVE ON THE RETARDER ACCUMULATOR. THERE ARE OCCASIONAL AIR LEAKS ON THESE VALVES, WHICH IS NOTICEABLE BY A HISSING SOUND (ESCAPING AIR) ON VALVE. MODELS 4149, 4180, 4182 AND 4185. NO MODEL YEARS LISTED.","document":null,"url":"https://open.wenmarpro.com/bulletins/10033444","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"UNKNOWN","model":"UNKNOWN","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":[]}