The contact owned a 2022 Ford F-150. The contact stated that while driving approximately 3-4 MPH going up a sandy rocky hill while towing a trailer, he noticed smoke and flames coming from the driver's and passenger's side engine compartments. The contact was able to stop and exit the vehicle. There were no warning lights illuminated before the fire. The vehicle was burned to the ground when the fire department arrived on the scene. There were no reported injuries. A police report was filed. The vehicle was towed to a tow lot. The insurance company deemed the vehicle a total loss. The Insurance provider had the vehicle inspected by a Fire Origin Specialist however, the contact was not provided a report of any findings. The contact called the local dealer but the vehicle was not diagnosed or repaired. The manufacturer was contacted but no additional assistance was provided. The failure mileage was approximately 4,000.