DRIVING ON INTERSTATE CHECK ENGINE LIGHT CAME ON THEN MESSAGE BOARD READ CAR IS OVERHEATED AND TO PULL OVER AND CAR SHUT DOWN, THEN THE TEMP GAUGE SHOT UP TO H. FINALLY CAME TO A COMPLETE STOP & CAR WAS SMOKING, OPENED THE HOOD AND SAW FLAMES, POURED WATER ON IT CALLED 911... APPARENTLY COOLLANT LEAKED OUT AND CAUSED THE TURBO TO GET HOT AND STARTED A FIRE.