THE 2.3 LT THAT WAS IN THIS BEGAN USING OIL AROUND 75000 MILES AND THE DEALER DONE ALL THE OIL CHANGES SINCE IT WAS NEW.. THEY COULD NOT FIND WERE IT WAS GOING.. WE'LL AFTER ABOUT 3 YEARS OF CONSTANTLY WATCHING THE OIL,, IT FINALLY LET GO. THE MOTOR WAS JUNK NO GOOD. PUT A DIFFERENT MOTOR IN IT WITH AROUND 50000 MILES.. WELL THAT ONE DID NOT MAKE IT TO A 100000 MILES.. I TAKE CARE OF MY AUTOS, SO I KNOW HOW TO TAKE CARE OF THINGS.