{"nhtsa_id":11036389,"type":"service_campaign","type_name":"Service campaign","date_added":"2026-08-27","date":"2026-08-27","document_id":"B340226","mfr_campaign":"0034410300","replaces":null,"component":"SERVICE BRAKES","mfr_system":null,"summary":"The protective film which covers the 6 threaded connection holes on the DSC hydro unit may not have been completely removed before the brake line was fastened. This can lead to a gradual loss of brake fluid at the threaded connection. As a result, the driver is alerted at an early stage by a red Check Control Message stating “Brake system defective. Stop carefully. Do not continue driving. Call BMW Roadside Assistance”. However, there is no functional limitation of the brake.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036389-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036389-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11036389","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"430I","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_bmw_430i"]}],"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":[]}