{"nhtsa_id":11017504,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-05-02","date":"2025-04-30","document_id":"B661719","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES","mfr_system":null,"summary":"The vehicle applies the brakes on its own when reversing onto an inclined roadway or driveway. This appliesonly to the situation where the Active PDC option is activated via the iDrive.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11017504-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11017504-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11017504","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"X3","year_from":2017,"year_to":2021,"match":"exact","vehicle_ids":["2017_bmw_x3","2018_bmw_x3","2019_bmw_x3","2020_bmw_x3","2021_bmw_x3"]},{"make":"BMW","model":"X4","year_from":2018,"year_to":2021,"match":"exact","vehicle_ids":["2018_bmw_x4","2019_bmw_x4","2020_bmw_x4","2021_bmw_x4"]}],"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":[]}