{"nhtsa_id":10203995,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-12-07","date":"2021-11-19","document_id":"KC-89","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:ANTENNA; EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS","mfr_system":null,"summary":"Mack Chassis - Field Service Bulletin Trucks ( FSB ) 395 001 Radio Antenna Filter, Installation CHU, CXU, GU, TD ( Noise, Feedback, Loss Of Volume, In the Radio While Keying The CB Microphone )","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10203995-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10203995-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10203995","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"CHU","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"CXU","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"GU","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"TD","year_from":null,"year_to":null,"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":[]}