The contact owns a 2018 Ford F-150. The contact stated that while attempting to start the vehicle, the vehicle hesitated while starting. The check engine warning light was illuminated. The vehicle was taken to a local independent mechanic where it was diagnosed, and it was determined that the valve body and transmission drum needed to be replaced. The vehicle was not repaired. The contact related the failure to NHTSA Campaign Number: 25V164000 (Power Train); however, the VIN was not included. The manufacturer was made aware of the failure. The failure mileage was approximately 50,000.