The contact owned a 2022 GMC Sierra. The contact stated that while driving at 45 MPH, the vehicle went into safe engine mode and stopped. The vehicle attempted to restart without application multiple times. There was an abnormal grinding sound detected. The contact pushed the start/stop button, and thirty seconds later, the contact noticed white smoke from the engine, and the vehicle caught fire. There were no warning lights illuminated. The occupants were able to exit the vehicle. There were no reported injuries, crashes or police reports filed. the air bags deployed due to the fire. The fire department extinguished the fire. The local dealer was contacted, but the vehicle was not diagnosed or repaired. The vehicle was towed to a tow lot. The insurance agent conducted an independent investigation and found that the wire harness in the engine was hot and severed the fuel line. There was fuel in the engine. The insurance company deemed the vehicle a total loss. The manufacturer was contacted, who took possession of the vehicle from the insurance company. The failure mileage was approximately 30,000.