TL* THE CONTACT OWNS A 2017 HYUNDAI ELANTRA. WHILE DRIVING 35 MPH, THE CONTACT HAD TO SWERVE TO MISS ANOTHER VEHICLE; HOWEVER, WHEN THE ACCELERATOR PEDAL WAS DEPRESSED, THE VEHICLE WOULD NOT MOVE. AS A RESULT, THE VEHICLE STRUCK A CURB, FLIPPED OVER, AND LANDED UPSIDE DOWN. THE CONTACT STATED THAT THE VEHICLE EXHIBITED THE SAME SYMPTOMS AS LISTED IN NHTSA CAMPAIGN NUMBER: 18V471000 (POWER TRAIN). ONLY THE DRIVER SIDE AIR BAG DEPLOYED. THERE WERE NO INJURIES. A POLICE REPORT WAS FILED. THE VEHICLE WAS TOWED TO THE TOW YARD. THE VEHICLE WAS NOT TAKEN TO A DEALER TO BE DIAGNOSED OR REPAIRED. IT WAS UNKNOWN IF THE VEHICLE WAS DESTROYED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VIN AND FAILURE MILEAGE WERE UNKNOWN.