Jeep Grand Cherokee Owner's Manual page 502

500 WHAT TO DO IN EMERGENCIES
5. For a rear tire, place the jack in the slot on the rear
tie-down bracket, just forward of the rear tire (as indi-
cated by the triangular lift point symbol on the sill
molding). Do not raise the vehicle until you are sure the
jack is fully engaged.
Lift Point Symbol On Sill Molding
Rear Jacking Location
6. Raise the vehicle by turning the jack screw clockwise.
Raise the vehicle only until the tire just clears the surface
and enough clearance is obtained to install the spare tire.
Minimum tire lift provides maximum stability.