{"nhtsa_id":10198904,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-07-06","date":"2021-05-01","document_id":"B511121","mfr_campaign":null,"replaces":null,"component":"PARKING BRAKE","mfr_system":null,"summary":"ROOF TRIM STRIP LOOSE AT REAR: The roof trim strip may be loose at the last (rearmost) clip as shown. This can occur on either side of the roof, or on both sides.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10198904-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10198904-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10198904","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"parking-brake","name":"Parking brake","parent":"brakes"}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"M4","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_bmw_m4"]}],"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":[]}