GMC Sierra Denali 2500HD 2014 Owner's Manual page 382

GMC Sierra Denali 2500HD and 3500HD (GMNA-Localizing-U.S./Canada-
7142957) - 2014 - CRC 1st Edition - 3/28/13
10-68 Vehicle Care
1. Open the spare tire hoist access
hole cover on the bumper and
use the ignition key to remove
the spare tire lock.
To remove the spare tire lock,
insert the ignition key, turn it
clockwise, and pull the lock
straight out.
2. Assemble the wheel wrench (H)
and the two jack handle
extensions (I), as shown.
3. Insert the hoist end (open
end) (F) of the extension through
the hole (G) in the rear bumper.
Be sure the hoist end of the
extension connects to the hoist
shaft. The ribbed square end of
the extension is used to lower
the spare tire.
4. Turn the wheel wrench
counterclockwise to lower the
spare tire to the ground.
Continue to turn the wheel
wrench until the spare tire can
be pulled out from under the
vehicle.
Black plate (68,1)
5. Use the wheel wrench hook to
pull the hoist cable closer to
assist in reaching the spare tire.