{"nhtsa_id":10205498,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-12-23","date":"2021-12-07","document_id":"TSB_ENG232","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"TECHNICAL SERVICE BULLETIN: SERVICE ACTION: ACCELERATION LOGIC IMPROVEMENT (ECU & TCU) (SA490) - This bulletin provides the procedure to update the software logic of the Engine Control Unit (ECU) and Transmission Control Unit (TCU) on some 2022MY Sorento (MQ4a) vehicles produced from August 11, 2021 through November 29, 2021 and Telluride (ON) vehicles produced from June 8, 2021 through November 4, 2021, which may exhibit rough shift and hesitation during acceleration.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10205498-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10205498-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10205498","components":[{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"SORENTO","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_kia_sorento"]},{"make":"KIA","model":"TELLURIDE","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_kia_telluride"]}],"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":[]}