{"nhtsa_id":10174772,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-05-06","date":"2020-04-21","document_id":"2055517/2","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; EQUIPMENT","mfr_system":null,"summary":"HVAC control module (SC19/14). Technical background: On all affected Bentayga vehicles, incorrect software in the HVAC control module can lead to functionality issues. Remedy: On all affected vehicles the software of the HVAC control module must be updated.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10174772-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10174772-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10174772","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BENTLEY","model":"BENTAYGA","year_from":2018,"year_to":2019,"match":"exact","vehicle_ids":["2018_bentley_bentayga","2019_bentley_bentayga"]}],"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":[]}