TL* THE CONTACT OWNS A 2013 DODGE CHARGER. WHILE REVERSING THE VEHICLE, IT ACCELERATED ON ITS OWN FROM 15 TO 50 MPH. AS A RESULT, THE CONTACT'S VEHICLE STRUCK THREE OTHER VEHICLES. THE AIR BAGS DID NOT DEPLOY. THERE WERE NO INJURIES AND A POLICE REPORT WAS FILED. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC, BUT WAS NOT DIAGNOSED. IT WAS UNKNOWN IF A DEALER WAS CONTACTED. THE MANUFACTURER WAS NOT AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 56,000.