WE WERE DRIVING DOWN THE HIGHWAY 2 HOURS FROM HOME AND I HAD A WARNING LIGHT COME ON, ENGINE COOLANT TEMPTRESS OVERHEATED. SO ME AND MY HUSBAND PULLED OVER ON THE SIDE OF THE ROAD EVERYTHING LOOKED FINE, WE HAD COOLANT.WE SAT FOR ABOUT 10 MINS TO BE SAFE. AND PROCEEDED DOWN THE HIGHWAY. AFTER 2 MINS WE HAD ANOTHER WARNING LIGHT COME ON STEERING SYSTEM FAILURE. AT THIS POINT HE COULDN'T MOVE THE WHEEL SO WE PULLED OVER AGAIN AND AS SOON AS WE STOPPED BLACK SMOKE CAME IN THE VENTS AND UP THE WINDSHIELD. AS WE OPEN OUR DOORS THERE IS FLAMES COMING IN THE DOOR ON THE FRONT PASSENGER SIDE WE QUICKLY EVACUATED THE VEHICLE AND CALLED 911.