{"nhtsa_id":11032900,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-05-22","date":"2026-05-06","document_id":"TSB_CHA126_R2","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES","mfr_system":"CHA","summary":"TECHNICAL SERVICE BULLETIN: FRONT BRAKE DISC REPLACEMENT & BURNISHING - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides the procedure to replace the front brake discs on certain 2021-2024MY Sorento (MQ4a) vehicles produced from July 26, 2021 through March 28, 2024 and 2023-2024MY Sportage (NQ5a) vehicles produced from January 7, 2022 through May 20, 2024 to address a customer’s complaint of brake judder. The affected vehicles may exhibit a vibrating and/or pulsing sensation (front brake disc judder) in the steering wheel, brake pedal, and/or seat when the brakes are applied during driving.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032900-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032900-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11032900","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"SORENTO","year_from":2021,"year_to":2024,"match":"exact","vehicle_ids":["2021_kia_sorento","2022_kia_sorento","2023_kia_sorento","2024_kia_sorento"]},{"make":"KIA","model":"SPORTAGE","year_from":2023,"year_to":2024,"match":"exact","vehicle_ids":["2023_kia_sportage","2024_kia_sportage"]}],"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":[]}