DRIVING ALONG FREEWAY WHEN CHECK ENGINE LIGHT CAME ON, AS WELL AS, BLINKING CRUISE CONTROL LIGHT, TRACTION LIGHT, AND BLINKING BETWEEN BLUE AND RED ON TEMPERATURE GAUGE LIGHT. CAR STARTED TO ACCELERATE ODDLY AND MAKE CHIRPING NOISE. NOTICED SMOKE BILLOWING BEHIND ME AND GETTING WORSE TO THE POINT OF NOT BEING ABLE TO SEE BEHIND ME. SMOKE STARTED A LIGHT YELLOW, MOSTLY WHITE, BECAME WHITE AND GREY, AND IMPOSSIBLE TO SEE THROUGH. TURNED ON HAZARDS, PULLED ONTO SHOULDER, TURNED OFF VEHICLE. VEHICLE CONTINUED TO SMOKE. I GOT OUT OF THE VEHICLE SAW FLAMES UNDER THE HOOD AND MOVED A GOOD DISTANCE AWAY TO CALL 911.