{"nhtsa_id":10177846,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-08-04","date":"2020-07-16","document_id":"07-003-20-3712","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"Some customers may hear a repeating click sound when using the HVAC system. The click sound may be caused by the air mix doors moving back and forth. This concern has been eliminated by a dash-electrical supply unit control software modification.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10177846-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10177846-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10177846","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"MAZDA","model":"CX-30","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_mazda_cx-30"]},{"make":"MAZDA","model":"MAZDA3","year_from":2019,"year_to":2020,"match":"exact","vehicle_ids":["2019_mazda_mazda3","2020_mazda_mazda3"]}],"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":[]}