WHILE DRIVING 40 MPH VEHICLE STALLED. THEN, VEHICLE SUDDENLY ACCELERATED. CONSUMER APPLIED THE BRAKES, BUT THEY WERE INOPERATIVE. THIS CAUSED THE VEHICLE TO CRASH INTO A TREE. UPON IMPACT, BOTH FRONTAL AIR BAGS FAILED TO DEPLOY. DRIVER AND TWO PASSENGERS SUSTAINED MAJOR INJURIES, AND WERE TRANSPORTED TO THE HOSPITAL BY AMBULANCE. THE VEHICLE WAS TOWED TO A GARAGE. *AK