{"nhtsa_id":10203684,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-12-07","date":"2021-11-19","document_id":"Bulletin 24HR","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Update engine control module software","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10203684-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10203684-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10203684","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"AUDI","model":"A8","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_audi_a8"]},{"make":"AUDI","model":"A8","year_from":2021,"year_to":2021,"match":null,"vehicle_ids":[]}],"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":[]}