GMC Yukon Owner's Manual page 526

Removing the Flat Tire and Installing
the Spare Tire
1. Do a safety check before proceeding.
See Changing a Flat Tire on page 6 88
for more information.
2. If your vehicle has a center cap that covers the
wheel fasteners, place the chisel end of the wheel
wrench in the slot on the wheel and gently pry the
cap out.
6-94
If the wheel has a bolt-on hub cap, loosen the
plastic nut caps by turning the wheel wrench
counterclockwise. The plastic nut caps will be
retained in the hub cap after it is removed from
the wheel.
3. Use the wheel wrench to loosen all the wheel nuts.
Turn the wheel wrench counterclockwise to loosen
the wheel nuts. Do not remove the wheel nuts yet.