{"nhtsa_id":10181221,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-10-19","date":"2020-09-01","document_id":"B330120","mfr_campaign":null,"replaces":null,"component":"SUSPENSION","mfr_system":null,"summary":"REAR AXLE SHUDDER AT SLOW SPEEDS: There is a shudder or jerking feeling coming from the rear of the vehicle at low speeds and low engine loads while turning Incorrect actuating pressure in the M-differential clutch plates.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181221-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181221-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10181221","components":[{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"840I","year_from":2020,"year_to":2021,"match":"exact","vehicle_ids":["2020_bmw_840i","2021_bmw_840i"]},{"make":"BMW","model":"M8","year_from":2020,"year_to":2021,"match":"exact","vehicle_ids":["2020_bmw_m8","2021_bmw_m8"]},{"make":"BMW","model":"M8 GRAN COUPE","year_from":2020,"year_to":2020,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"M850I","year_from":2019,"year_to":2019,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"M850I","year_from":2020,"year_to":2021,"match":"exact","vehicle_ids":["2020_bmw_m850i","2021_bmw_m850i"]},{"make":"BMW","model":"M850XI","year_from":2019,"year_to":2019,"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":[]}