TL* THE CONTACT CALLED ON BEHALF OF THEIR MOTHER WHO OWNED A 2008 CHEVROLET AVEO. THE CONTACT STATED THAT WHILE THE DRIVER WAS DRIVING APPROXIMATELY 35 MPH, A WHITE SMOKE WAS PRESENT COMING FROM THE REAR OF THE VEHICLE AND THE INSTRUMENT GAUGES BEGAN TO MALFUNCTION. THE ENGINE RPMS VIOLENTLY INCREASED AND DECREASED. THE HAZARDS WERE ENGAGED AND MOMENTS LATER SMOKE WAS SCENE COMING FROM UNDER THE HOOD OF THE VEHICLE. AFTER STOPPING AND EXITING THE VEHICLE, FLAMES WERE SEEN COMING FROM UNDER THE VEHICLE AND FROM UNDER THE HOOD. THE FIRE DEPARTMENT WAS CALLED TO THE SCENE AND EXTINGUISHED THE FLAMES. DURING THE INCIDENT THE VEHICLE WAS DESTROYED. A FIRE REPORT WAS TAKEN AT THE SCENE. THE CAUSE OF THE FAILURE WAS NOT DETERMINED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE LOCAL DEALER WAS NOT NOTIFIED. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 124,000.