My story: Purchased a 2007 Mitsu Endeavor LS AWD w/27300 mi in April for $11K. Nice vehicle. No idea of previous history. So 1st thing I do, of course, is change oil. Put in PYB 5w20 and added a bottle of ARX. About 1300 miles later, I added ARX to transmission. Took vehicle to dealership ( 100...