Car Accelerates On Its Own problems of the 2015 Dodge Durango

The contact owns a 2015 Dodge Durango. While the vehicle was in the park position, the driver pressed the start/stop button to shut off the engine. While exiting the vehicle, it erroneously accelerated in reverse up an incline at approximately 5-10 mph. The vehicle drove into a busy street and stopped after bumping a curb. The vehicle was taken to the dealer, but the failure could not be duplicated. The manufacturer was notified of the failure. The failure mileage was 5,404.