I GET FREQUENT OIL CHANGES IN MY 99 ISUZU TROOPER AND HAD JUST GOTTEN ONE LAST MONTH. I HAD AT LEAST 2700 MILES BEFORE MY NEXT ONE. I WAS DRIVING DOWN THE FREEWAY AND I SAW SMOKE COMING FROM MY HOOD AND ALL MY DASH LIGHTS CAME ON LIKE A CHRISTMAS TREE. I PULLED OVER AND FOUND OUT THAT MY ENGINE WAS ON FIRE. I CALLED THE FIRE DEPT TO PUT IT OUT AND GOT IT TOWED TO MY HOUSE TO LATER FIND OUT THAT THE PISTON HAD GOT THROWN FROM THE ENGINE BECAUSE IT LOCKED UP DUE TO NO OIL GETTING TO THAT PISTON. SO NOW I HAVE TO GET A NEW ENGINE WHICH COST ABOUT THE SAME AS THE CAR. *TR