{"nhtsa_id":11036489,"type":"over_the_air","type_name":"Over-the-air update","date_added":"2026-08-31","date":"2026-08-12","document_id":"663.70","mfr_campaign":"663.70","replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":"RSI: RSI (Rear Seat Infotainment)","summary":"• Improvements to prevent loss of audio, including chimes and turn signal indicator sound • The rear passenger display will prompt you to add headphones when that is the selected audio option","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036489-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036489-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11036489","components":[],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"CELESTIQ","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_cadillac_celestiq","2026_cadillac_celestiq"]}],"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":[]}