2000 Ford F250 Owner's Manual - Page 159

Roadside emergencies 5. Loosen each wheel lug nut one-half turn counterclockwise but do not remove them until the wheel is raised off the ground. When one of the rear wheels is off the ground, the transmission alone will not prevent the vehicle from moving or slipping off the jack, even if the transmission is in P (Park) (automatic transmission) or R (Reverse) (manual transmission). To prevent the vehicle from moving when you change the tire, be sure that the parking brake is set and the diagonally opposite wheel is blocked. If the vehicle slips off the jack, you or someone else could be seriously injured. The following steps apply to F250/F350 only: 6. Insert the hooked end of the jack handle into the jack and use the handle to slide the jack under the vehicle. 7. Position the jack according to the following guides: 159