GMC 2006 Canyon Owner's Manual page 351

3. Remove the wheel blocks and the wheel block
retainer by turning the wing nut counterclockwise.
4. Put the wheel blocks at the front and rear of the tire
farthest away from the one being changed. That
would be the tire on the other side, at the opposite
end of the vehicle.
5. Locate the wing nut used to retain the storage bag
and tools which is under the front passenger's seat.
Remove it by turning the wing nut counterclockwise.
You will use the jack handle extensions and the wheel
wrench to remove the underbody-mounted spare tire.
A. Jack Handle
Extensions
B. Jack
C. Extension Tool
D. Wheel Wrench
E. Wheel Blocks
5-75