{"nhtsa_id":10014547,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-05-04","date":"2005-03-09","document_id":"8270314B","mfr_campaign":null,"replaces":"8270314C","component":"EQUIPMENT","mfr_system":null,"summary":"HIGH-PITCHED WHINING NOISE HEARD ON TELEPHONE/VCS/TELE AID CALLS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10014547","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MERCEDES BENZ","model":"C CLASS","year_from":2003,"year_to":2004,"match":"exact","vehicle_ids":["2003_mercedes-benz_c-class","2004_mercedes-benz_c-class"]},{"make":"MERCEDES BENZ","model":"S CLASS","year_from":2003,"year_to":2004,"match":"exact","vehicle_ids":["2003_mercedes-benz_s-class","2004_mercedes-benz_s-class"]}],"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":[]}