TL* THE CONTACT OWNS A 2011 HYUNDAI SONATA HYBRID. WHILE DRIVING APPROXIMATELY 1 MPH, THE BRAKE PEDAL WAS DEPRESSED AND THE VEHICLE ACCELERATED INDEPENDENTLY. THE VEHICLE STRUCK THE TIRE OF A HEAVY TRUCK, BOUNCED OFF THE TIRE, AND STRUCK A PARKED VEHICLE. THE CONTACT STATED THAT THE BRAKES WERE INOPERABLE. PRIOR TO THE CRASH, THE VEHICLE SWITCHED FROM HYBRID PROPULSION TO GAS PROPULSION. THE AIR BAGS DID NOT DEPLOY. A POLICE REPORT WAS FILED. THERE WAS NO INJURY SUSTAINED. THE VEHICLE WAS TOWED TO AN INDEPENDENT REPAIR FACILITY. THE VEHICLE WAS NOT REPAIRED. THE VEHICLE WAS NOT TAKEN TO BE DIAGNOSED. THE DEALER AND MANUFACTURER WERE NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.