RENTAL VEHICLE AFTER 10/15/MINUTES OF DRIVING -YOU HAD TO USE BOTH HANDS ON STEERING WHEEL VEHICLE WANTED TO DRIFT IN AND OUT OF LANE OF TRAVEL-VERY HARD TO STEER OFTEN REFERD TO AS WHITE KNUCKLE DRIVING INTERSTATE SPEEDS 70MPH-PASSENGER SEAT WAS NOT LOCKING -SEAT WAS TRAVELING BACK AND FORTH.WE WERE HIT FROM THE REAR.ALL TRAFFIC HAD STOPPED- IT WAS THEN DISCOVERED THAT PASSENGER AND DRIVERS SEAT BELTS WERE NOT WORKING THEY WERE NOT ENGAGING LOCKING DEVICE