TL*THE CONTACT OWNS A 2005 MAZDA TRIBUTE. WHILE STOPPED AT A LIGHT. SHE WENT TO TAKE HER FOOT OFF OF THE BRAKE AND THE VEHICLE ACCELERATED AND HIT THE VEHICLE IN FRONT OF HER. IN ADDITION, A LOUD NOISE WAS HEARD. THE ENGINE BEGAN TO REV EXCESSIVELY HIGH AND THE VEHICLE REAR-ENDED THE PRECEDING VEHICLE TWICE WITH MODERATE IMPACT. THERE WERE NO WARNING INDICATORS ILLUMINATED ON THE INSTRUMENT PANEL. THE POLICE DEPARTMENT WAS CALLED TO THE SCENE AND A REPORT WAS FILED. THE FRONT BUMPER OF THE CONTACT'S VEHICLE WAS DAMAGED. THE VEHICLE RESUMED OPERATION AND WAS TAKEN TO AN AUTHORIZED DEALER, BUT THEY COULD NOT DUPLICATE THE FAILURE. THE INSURANCE COMPANY AND MANUFACTURER WERE NOTIFIED OF THE MALFUNCTIONS. THE FAILURE AND CURRENT MILEAGES WERE 32,800. UPDATED 4/28/09 *CN UPDATED 04/30/09.*JB