The contact owns a 2020 Ford F-150. The contact stated that while operating the vehicle, the transmission failed, and the vehicle failed to properly accelerate. Additionally, there was white smoke coming from the rear of the vehicle before the vehicle stalled. The vehicle was towed to the local mechanic who determined that the transmission was faulty and needed to be replaced. The transmission was replaced, and the vehicle was repaired. The manufacturer and local dealer were notified of the failure, but no assistance was offered. The failure mileage was 46,000.