{"nhtsa_id":10155503,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-04-01","date":"2015-06-10","document_id":"TT7674EN","mfr_campaign":null,"replaces":null,"component":"ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); EQUIPMENT","mfr_system":null,"summary":"Tech Tip concerning Potential Loss of Throttle Response on Specific MCI Coaches","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10155503-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10155503-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10155503","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"ALLISON","model":"B SERIES","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":[]}