{"nhtsa_id":11033180,"type":"over_the_air","type_name":"Over-the-air update","date_added":"2026-06-02","date":"2026-05-18","document_id":"B21673","mfr_campaign":"D.1.6.4","replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Over The Air Update - Vehicles equipped with the System Updates application are capable of downloading and installing Over the Air System Updates. System Updates contain upgrades that fix a variety of operational errors and/or enhancements that add new functionality. Information for the various software releases can be found in this document. Software version: D.1.6.4","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11033180-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11033180-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11033180","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"ACURA","model":"RDX","year_from":2019,"year_to":2021,"match":"exact","vehicle_ids":["2019_acura_rdx","2020_acura_rdx","2021_acura_rdx"]}],"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":[]}