{"nhtsa_id":11023040,"type":"service_campaign","type_name":"Service campaign","date_added":"2025-09-09","date":"2025-09-02","document_id":"25-01-049H TSB","mfr_campaign":"TDQA","replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Certain Sonata Hybrid (DN8 HEV) vehicles equipped with Super Vision instrument cluster (12.3” wide) may have speedometers that display the incorrect speed. This bulletin provides instructions to perform a software update to resolve this concern.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023040-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023040-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11023040","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"SONATA HYBRID","year_from":2024,"year_to":2025,"match":"base","vehicle_ids":["2024_hyundai_sonata","2025_hyundai_sonata"]}],"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":[]}