The contact owns a 2020 Ford Escape. The contact stated that while her daughter was driving at an undisclosed speed, the vehicle unexpectedly decelerated to 20 MPH, and failed to accelerate as needed. There was an unknown warning light illuminated. The contact stated that the dealer had previously replaced the fuel pump twice, but the failure persisted. The vehicle was taken back to the dealer; however, the vehicle was not yet diagnosed. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 55,000.