{"nhtsa_id":10202706,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-11-02","date":"2021-10-11","document_id":"TSB 21-2345","mfr_campaign":null,"replaces":null,"component":"STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS; EQUIPMENT; STRUCTURE:BODY:HOOD","mfr_system":null,"summary":"Some 2021 Bronco vehicles equipped with the Big Bend or Outer Banks trim levels built on or before 06-Aug-2021 may exhibit a whistle noise originating from the front of the hood area when traveling at speeds above 30 mph (50 km/h). If the whistle noise can be eliminated by taping off the gap between the hood and grille opening, this condition may be due to the hood seal design. To correct this condition, replace the hood seal with the improved hood seal.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10202706-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10202706-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10202706","components":[{"id":"structure-body","name":"Body and frame","parent":null},{"id":"equipment","name":"Equipment and accessories","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":[]}