NHTSA (USA)Critical
Defect
Ford Motor Company (Ford) is recalling certain 2020 Super-Duty F-250, F-350, and F-550 diesel pickups. The transmission torque converter damper plate was not tempered, resulting in a brittle damper plate that may fracture and cause the engine to stall or require increased brake pedal effort in order to stop the vehicle.
Safety Risk
An engine stall or requiring additional braking effort to stop the vehicle can increase the risk of a crash.
Remedy
Ford will notify owners, and dealers will replace the transmission assembly, free of charge. This recall began July 6, 2020. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 20S33.
13 vehicles affectedMfr ref: 20S33Updated May 25, 2026