The contact owns a 2017 Kia Sportage. The contact received notification of NHTSA Campaign Number: 22V703000 (Trailer Hitches); however, the part to do the recall repair was not yet available. The contact stated that while driving at an undisclosed speed, the engine revved loudly. No warning light was illuminated. The contact pulled over to the side of the road, and then the vehicle slid into the ditch. The accelerator pedal was depressed when the contact noticed the rear end of the vehicle had caught fire. The contact panicked and exited the vehicle, injuring his left shin and right foot. Medical attention was received. The fire department arrived and extinguished the fire. The contact was unaware if a fire department report had been filed. The vehicle was towed to a tow yard; however, the vehicle was not deemed totaled by the insurance company. The manufacturer was not made aware of the failure. The failure mileage was approximately 67,000. VIN tool confirms parts not available.