{"nhtsa_id":10207964,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-02-14","date":"2022-01-31","document_id":"T-SB-0004-22","mfr_campaign":null,"replaces":null,"component":"VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM","mfr_system":null,"summary":"TSB: Some 2016 ? 2022 model year Tacoma vehicles may exhibit what customers describe as a 1 ? 3-second whistle noise from the HVAC system when the air conditioning system is ON. The whistle noise may occur as the compressor cycles ON/OFF and is more prevalent with increased engine RPM during hot ambient temperatures. Follow the Repair Procedure in this bulletin to address this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10207964-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10207964-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10207964","components":[{"id":"visibility","name":"Glass, wipers and mirrors","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"TOYOTA","model":"TACOMA","year_from":2016,"year_to":2022,"match":"exact","vehicle_ids":["2016_toyota_tacoma","2017_toyota_tacoma","2018_toyota_tacoma","2019_toyota_tacoma","2020_toyota_tacoma","2021_toyota_tacoma","2022_toyota_tacoma"]}],"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":[]}