{"nhtsa_id":10241445,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-09-01","date":"2023-08-24","document_id":"TSB_ELE305","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"TECHNICAL SERVICE BULLETIN: VCU SOFTWARE LOGIC UPGRADE (SA541) - This bulletin provides information to upgrade the software logic of the Vehicle Control Unit (VCU) on certain 2023MY EV6 GT (CV GT) vehicles produced from August 25, 2022 through July 20, 2023, to optimize the brake lamp ON/OFF logic to prevent momentary activation and deactivation of the brake lights when regenerative braking is in use while driving over uneven road surfaces (e.g. railroad crossings, raised pavement markers). This condition does not affect brake light activation when the brake pedal is depressed.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10241445-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10241445-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10241445","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"EV6","year_from":2023,"year_to":2023,"match":"exact","vehicle_ids":["2023_kia_ev6"]}],"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":[]}