GMC 2002 Yukon Denali Owner's Manual page 289

Front Position
5-30
5. After mounting the
spare, put the wheel
nuts back on with the
rounded end of the nuts
toward the wheel.
Tighten each wheel nut
by hand. Then use the
wheel wrench to tighten
the nuts until the wheel
is held against the hub.
6. Turn the wheel wrench
Rear Position
counterclockwise to
lower the vehicle. Lower
the jack completely.