{"nhtsa_id":10185994,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-02-04","date":"2021-01-21","document_id":"20B34-S1","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; POWER TRAIN","mfr_system":null,"summary":"In some of the affected vehicles, a leak in the transmission oil cooler may occur due to a crack developing near the oil cooler line fittings. Loss of transmission fluid could lead to transmission noise, harsh shifts or the inability to shift out of park.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10185994-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10185994-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10185994","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"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"]}],"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":[]}