The contact owns 2019 Ford Expedition. The contact stated that while accelerating between first and second gear, the vehicle jerked abnormally, and the RPM decreased almost causing the vehicle to stall. The contact stated that after the hesitation, the vehicle returned to normal operation. No warning lights were illuminated. The vehicle was taken to a local dealer to be diagnosed. The contact was informed that the transmission and clutch were faulty and needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 101,671.