{"nhtsa_id":11027451,"type":"over_the_air","type_name":"Over-the-air update","date_added":"2026-01-08","date":"2026-01-06","document_id":"OTA_SA634","mfr_campaign":"SA634","replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":"OTA","summary":"RELEASE NOTES: OVER-THE-AIR: SERVICE ACTION SOFTWARE UPDATE FOR WARNING LIGHTS (SA634) - This Over-the-Air (OTA) software update is designed to update the Vehicle Control Unit (VCU) logic of certain 2026 EV9 vehicles. This update is designed to improve the processing logic of the Vehicle Control Unit (VCU) to reduce the unintended display of warning lights.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11027451-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11027451-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11027451","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"EV9","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_kia_ev9"]}],"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":[]}