GMC Yukon XL 2015 Owner's Manual page 374

3. Assemble the two jack handle
extensions (4) and wheel
wrench (5), as shown.
4. Insert the open end of the
extension (7) through the hole in
the rear bumper (8) (hoist shaft
access hole).
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. The
cable cannot be overtightened.
Vehicle Care
7. Make sure the tire is stored
securely. Push, pull, and then try
to turn the tire. If the tire moves,
use the wheel wrench to tighten
the cable.
8. Reinstall the spare tire lock.
9. Reinstall the hoist shaft access
cover.
To store the tools, do the following:
1. Return the tools (wheel wrench,
jack handle, and jack handle
extensions) to the tool bag.
2. Assemble the wheel blocks and
jack together with the wing nut.
3. Position the jack and wheel
blocks in the driver side trim
panel over the wheelhouse.
4. Turn the jack knob clockwise
until the jack is secured tight in
the mounting bracket. Be sure to
position the holes in the base of
the jack onto the pin in the
mounting bracket.
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