{"nhtsa_id":10026802,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2008-12-18","date":"2008-10-30","document_id":"M-1186","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER","mfr_system":null,"summary":"HARLEY-DAVIDSON MOTORCYCLE: REFINEMENT TO THE ECM CALIBRATION FOR 2007 BIG TWIN MODEL WILL SMOOTH THE TORQUE CURVE APPLICATION IN A MANNER THAT MINIMIZES HIGH SHOCK LOADS TO DRIVE TRAIN COMPONENTS, WHICH COULD CAUSE ENGINE DAMAGE. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10026802","components":[{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"torque-converter","name":"Torque converter","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"HARLEY-DAVIDSON","model":"DYNA","year_from":2007,"year_to":2007,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"FLSTSC","year_from":2007,"year_to":2007,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"FXDSE","year_from":2007,"year_to":2007,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"FXSTSSE","year_from":2007,"year_to":2007,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"SOFTAIL","year_from":2007,"year_to":2007,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"TOURING","year_from":2007,"year_to":2007,"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":[]}