{"nhtsa_id":10117905,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-09-22","date":"2017-08-22","document_id":"ATC1929A","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"This Account Team Coverage is being issued to address certain B6.7 2017 engines in Blue Bird school buses that may experience a transmission fault code due to incorrect torque data broadcast on the J1939 datalink from the engine ECM. This ATC authorizes certified repair locations to recalibrate the engine control module.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10117905-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10117905-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10117905","components":[],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"B6.7","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":[]}