Chevrolet 2006 Avalanche Owner's Manual page 436

The tools for changing a flat tire are located in the
passenger's side top-box storage unit.
To remove the tools, do the following:
1. Open the top door on the passenger's side top-box
storage unit. Use the ignition/door key to unlock it if
it is locked. See Top-Box Storage on page 2-82
for more information.
Top-Box Storage Unit (Passenger's Side)
2. Remove the black pouch from the storage box.
You now have all of the tools you will need to lower
the spare tire and change a flat.
5-86
You will use the jack handle extensions and the wheel
wrench to remove the underbody-mounted spare tire.
A. Spare Tire
(Valve Stem
Pointed Down)
B. Hoist Assembly
C. Hoist Cable
D. Tire Retainer
E. Hoist Shaft
F. Hoist End of
Extension Tool
G. Hoist Shaft
Access Hole
H. Wheel Wrench
I. Jack Handle
Extensions
J. Spare Tire Lock
(If Equipped)