{"nhtsa_id":10088981,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-01-18","date":"2015-10-30","document_id":"TSBTRA058R3","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"SERVICE ACTION: TCM SHIFT LOGIC IMPROVEMENT (SA208) - THIS BULLETIN PROVIDES INFORMATION RELATED TO THE TCM SOFTWARE UPGRADE FOR SOME 2016MY SEDONA (YP) VEHICLES TO IMPROVE TRANSMISSION “SHIFT-FEEL” WHEN DOWNSHIFTING (3-2) AND TO IMPROVE “BUSY-SHIFT” FEELING WHEN CLIMBING HILLS (4-3).","document":null,"url":"https://open.wenmarpro.com/bulletins/10088981","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"software","name":"Software","parent":"electrical"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"SEDONA","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_kia_sedona"]}],"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":[]}