{"nhtsa_id":10198138,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-06-21","date":"2021-05-19","document_id":"T-TT-0651-21","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; POWER TRAIN","mfr_system":null,"summary":"TT: This Tech Tip applies to Tacoma vehicles equipped with a BD20 rear differential ? Part Number: 41110-04130. Some 2020-2021 model year Tacoma customers may be concerned with a whine noise heard from the rear of the vehicle when driving at highways speeds (40+ MPH) and applying light throttle or slowly decelerating.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10198138-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10198138-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10198138","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"TOYOTA","model":"TACOMA","year_from":2020,"year_to":2021,"match":"exact","vehicle_ids":["2020_toyota_tacoma","2021_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":[]}