{"nhtsa_id":11023288,"type":"other","type_name":"Other","date_added":"2025-09-23","date":"2025-09-12","document_id":"OTA_SA620","mfr_campaign":"SA620","replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":"OTA","summary":"RELEASE NOTES: OVER-THE-AIR: SERVICE ACTION: SOFTWARE UPDATE FOR RCM (SA620) - This Over-the-Air (OTA) software update is designed to update the Roof Control Module (RCM) of certain 2025 K4 vehicles. This update is designed to improve software logic for a smoother sunroof response during one-touch actuation.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023288-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023288-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11023288","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"K4","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_kia_k4"]}],"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":[]}