THUR MAY 11, 2017 LOWER ENGINE CAUGHT FIRE WHILE DRIVING ON SUNRISE HIGHWAY NEAR EXIT 49. VEHICLE BEGAN TO SHUT DOWN AND GOT TO THE SHOULDER AND GOT OUT AND SAW THE SMOKE COMING OUT OF THE ENGINE. THE FIRE FLAMES WERE IN THE ENGINE AT BOTTOM OF CAR. A DRIVER BEHIND SAW THE FIRE BENEATH CAR AND WAS TRYING TO CATCH UP WITH ME TO INFORM THAT FLAMES AT BOTTOM OF CAR . FIRE WAS PUT OUT BY THE HIGHWAY SAFETY UNIT.