The contact owned a 2019 Kia Sportage. The contact stated while driving 40 MPH, the vehicle started overheating and smoke started emitting smoke from the hood. No warning lights were illuminated. No injuries were reported. The vehicle was destroyed leaving only the framing. The fire department arrived on the scene and extinguished the fire. A fire department report was filed. A police report was not filed. The manufacturer was notified of the failure and the vehicle was inspected; however, the inspector did not find a defect in the vehicle. The vehicle was also inspected by the fire department who determined that the cause was in the rear passenger window. The failure mileage was unknown.