I HAD ON THE HEATER, I WAS DRIVING ON THE FREEWAY AND MY CAR STARTED TO SHAKE THERE WAS A BURNING SMELL A LOUD POP SOUND AND THEN I SPAN OUT OF CONTROL INTO A DITCH. I WAS LIVING IN SACRAMENTO, CA ABOUT TO GET OFF THE HIGHWAY TO PICK SOMEONE UP FROM THE AIRPORT. IT WAS RAINING, BUT NOT HARD AT ALL.