{"nhtsa_id":10225538,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-11-01","date":"2022-10-12","document_id":"22B27","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"Certain 2021 Model Year Bronco Vehicles Front Driveshaft Replacement. In the affected vehicles, the front driveshaft constant-velocity (CV) joint boot material is not robust for this application and may fail under normal vehicle usage. A failed CV joint boot may result in a loss of grease and the accumulation of debris in the CV joint, leading to noise and/or vibration while driving.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10225538-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10225538-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10225538","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"BRONCO","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_ford_bronco"]}],"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":[]}