GMC 2014 Yukon/Yukon XL Owner's Manual page 413

13. Disconnect the jack handle
from the jack and carefully
remove the jack. Use one hand
to push against the spare while
firmly pulling the jack out from
under the spare tire with the
other hand.
If the spare tire is hanging from
the cable, insert the hoist end
of extension, and wheel
wrench into the hoist shaft hole
in the bumper and turn the
wheel wrench counterclockwise
to lower the spare the rest of
the way.
14. Turn the wheel wrench in the
hoist shaft hole in the bumper
clockwise to raise the cable
back up if the cable is hanging
under the vehicle.
Have the hoist assembly inspected
as soon as you can. You will not be
able to store a spare or flat tire
using the hoist assembly until it has
been inspected and/or replaced.
To continue changing the flat tire,
see Removing the Flat Tire and
Installing the Spare Tire under
Your vehicle, when new, had a
fully-inflated spare tire. A spare tire
may lose air over time, so check its
inflation pressure regularly. See
for information regarding proper tire
inflation and loading your vehicle.
For instruction on how to remove,
install or store a spare tire, see
Removing the Flat Tire and
Installing the Spare and Storing a
Flat or Spare Tire and Tools under
.
Your vehicle may have a different
size spare tire than the road tires
originally installed on your vehicle.
This spare tire was developed for
use on your vehicle, so it is all right
to drive on it. If your vehicle has
four-wheel drive and the different
and
size spare tire is installed, keep the
vehicle in two-wheel drive.
After installing the spare tire on your
vehicle, you should stop as soon as
possible and make sure the spare
tire is correctly inflated. Have the
damaged or flat road tire repaired or
replaced as soon as you can and
.
installed back onto your vehicle.
This way, the spare tire will be
available in case you need it again.