{"nhtsa_id":10180336,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-10-01","date":"2020-09-02","document_id":"TSB 20-2305","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"This article supersedes TSB 20-2107 to update the Part List. Some 2020 Explorer/Aviator vehicles built on or before 19-May-2020 and equipped with a 10R60 automatic transmission may exhibit a harsh 7-6 gear downshift. This may be caused by the A clutch piston return spring snap ring becoming dislodged. To correct the condition, follow the Service Procedure steps to replace the front support and A clutch assemblies.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10180336-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10180336-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10180336","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"EXPLORER","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_ford_explorer"]},{"make":"LINCOLN","model":"AVIATOR","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_lincoln_aviator"]}],"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":[]}