WHILE DRIVING AT AN UNKNOWN SPEED, STEAM AND HOT ENGINE COOLANT FLUIDS STARTED COMING OUT OF VENTILATION SYSTEM, BURNING DRIVERS FEET AND LEGS, AND REDUCING VISIBILITY OUT OF VEHICLE. DEALERSHIP EXAMINED VEHICLE AND MADE REPAIRS TO HEATER CORE. THEN ON AUGUST 2, 2001, AIR CONDITIONING STARTED MAKING A STRANGE NOISE, AND STARTED PRODUCING STEAM AND HOT FLUIDS FROM THE VENTILATION AGAIN. PLEASE PROVIDE ANY ADDITIONAL INFORMATION/ATTACHMENTS.*AK