TL* THE CONTACT OWNS A 2015 HYUNDAI ELANTRA. WHILE DRIVING AT AN UNKNOWN SPEED, THE CONTACT'S VEHICLE ACCELERATED RAPIDLY AND CRASHED INTO THE REAR OF ANOTHER VEHICLE. THE CONTACT MENTIONED THAT THE RAPID ACCELERATION WAS A RECURRING FAILURE PRIOR TO THE CRASH. THE AIR BAGS FAILED TO DEPLOY AND THERE WERE NO INJURIES SUSTAINED. A POLICE REPORT WAS FILED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 1,700.