2008 GMC YUKON DENALI Owners Manual

The following information tells you how to use the jack
and change a tire.
Removing the Spare Tire and Tools
The equipment you will need to change a at tire is
stored under the storage tray, which is located on the
driver’s side trim panel (over the rear wheelhouse).
1. Remove the tray to access the tools by pulling up
on the nger depression under the jack symbol.
Regular Wheelbase shown, Extended Wheelbase
similar.
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2. Remove the wing nut (B) used to retain the tool bag
by turning it counterclockwise.
3. Turn the knob (A) on the jack counterclockwise to
release the jack and wheel blocks from the bracket.
4. Remove the wheel blocks and the wheel block
retainer by turning the wing nut (C)
counterclockwise.A. Jack
B. Wheel Blocks
C. Jack HandleD. Jack Handle
Extensions
E. Wheel Wrench
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To access the spare tire:
A. Hoist Assembly
B. Hoist Shaft
C. Hoist Shaft Access
Cover/HoleD. Jack Handle
Extensions
E. Wheel Wrench
F. Hoist Cable
G. Tire/Wheel RetainerH. Spare Tire (Valve
Stem Pointed Down)
I. Hoist Shaft
Access HoleJ. Hoist End of
Extension Tool
K. Spare Tire Lock
1. To reach the hoist shaft access cover (C), you will
rst need to remove the hitch cover. Remove it by
turning the two fasteners located at the bottom of
the cover counterclockwise and then pull the cover
down and rotate towards you.
2. Remove the hoist shaft access cover (C) on the
bumper to access the spare tire lock (K).
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3. To remove the spare tire lock, insert the ignition
key, turn it clockwise and then pull straight back.4. Assemble the two jack handle extensions (D) and
wheel wrench (E) as shown.
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5. Insert the open end of
the extension (J)
through the hole in the
rear bumper (I) (hoist
shaft access hole).
Be sure the hoist end (J) of the extension (D)
connects to the hoist shaft (B). The ribbed
square end of the extension is used to lower the
spare tire.6. Turn the wheel wrench (E) counterclockwise to
lower the spare tire (H) to the ground. Continue to
turn the wheel wrench until the spare tire can be
pulled out from under the vehicle.
If the spare tire does not lower to the ground, the
secondary latch is engaged causing the tire not to
lower. SeeSecondary Latch System on page 5-90
for more information.
7. Use the wheel wrench
hook that allows you to
pull the hoist cable
towards you, to assist
in reaching the
spare tire.
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8. Tilt the tire toward the vehicle with some slack in
the cable to access the tire/wheel retainer (G).
Separate the retainer from the guide pin by sliding
the retainer up the pin while pressing down on
the latch.Once the retainer is separated from the guide pin,
tilt the retainer and pull it through the center of
the wheel along with the cable and latch.
9. Put the spare tire near the at tire.
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Removing the Flat Tire and
Installing the Spare Tire
1. Do a safety check before proceeding. SeeChanging
a Flat Tire on page 5-78for more information.
2. If the wheel has a center cap that covers the wheel
nuts, place the chiseled end of the wheel wrench in
the slot on the wheel and gently pry the cap out.3. Use the wheel wrench to loosen all the wheel nuts.
Turn the wheel wrench counterclockwise to loosen
the wheel nuts. Do not remove the wheel nuts yet.
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A. Front Position
B. Rear Position
{CAUTION:
Getting under a vehicle when it is jacked up is
dangerous. If the vehicle slips off the jack, you
could be badly injured or killed. Never get under
a vehicle when it is supported only by a jack.
{CAUTION:
Raising your vehicle with the jack improperly
positioned can damage the vehicle and even
make the vehicle fall. To help avoid personal
injury and vehicle damage, be sure to t the
jack lift head into the proper location before
raising the vehicle.
4. Position the jack under the vehicle as shown. Jacking Locations (Overall View)
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