Chevrolet 2006 Avalanche Owner's Manual page 461

To store the flat or spare tire, do the following:
1. Put the tire on the ground at the rear of the vehicle
with the valve stem pointed down and toward the
rear of the vehicle.
3. Attach the wheel wrench (H) and extensions (I)
together.
2. Tilt the retainer
downward and through
the wheel opening.
Make sure the retainer
is fully seated across
the underside of
the wheel.
5. Raise the tire part way upward. Make sure the
retainer is seated in the wheel opening.
6. Raise the tire fully against the underside of the
vehicle by turning the wheel wrench clockwise
until you hear two clicks or feel it skip twice. You
cannot overtighten the cable.
4. Insert the hoist end (F)
through the hole (G) in
the rear bumper and
into the hoist shaft.
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