WHEN SELECTING THE POSITION OF THE DAMPERS TO ADD AIR FROM THE HEATING OR COOLING TO A CERTAIN AREA, IE, FLOOR, FRONT ON, WINDSHIELD, THEY DON'T SEEM TO OPERATE AS WHEN THE VEHICLE WAS NEW. THERE SEEMS TO BE AIR ESCAPING BEHIND THE DASH PANEL. LIKE MAYBE THERE IS A HOSE OFF OR A DAMPER NOT IN PROPER POSITION. (COULD BE A RESULT OF THE FLOODING FLOORBOARD BACK WHEN NEW, WHICH ALSO GENERATED AN ELECTRICAL PROBLEM WITH THE SIDE DOOR ELECTRICAL LOCKS.