The contact owns a 2019 Ford Explorer. While the contact’s husband was driving at various speeds, the transmission was slipping. The contact stated that the failure mostly occurred while driving and depressing the accelerator pedal with the transmission shifting between second and third gear. There was no warning light illuminated. The vehicle was taken to the dealer and was diagnosed with transmission failure. The contact was informed that the transmission needed to be replaced; however, the vehicle was not repaired due to the cost. The vehicle was then taken to Pioneer Transmission Services, where the transmission was replaced. The contact stated that the transmission warning light illuminated while driving at an undisclosed speed. The vehicle was taken back to Pioneer Transmission Services, where the torque converter was replaced. The vehicle was repaired. The manufacturer was notified of the failure and informed the contact that the VIN was not included in an unstated related recall. The failure mileage was approximately 84,000.