wheel HUMMER H2 2005 Manual Online

Page 388 of 468

3. Place the end of the
spanner wrench on the
nut and then turn
the wheel wrench
counterclockwise to
loosen the nut
holding the tire to
the carrier.
4. Pull off the tire retainer plate and set it aside.
Remove the spare tire from the wheel carrier.
5. Put the spare tire near the at tire.The tools you’ll be using to nish changing a at tire are
the following:
A. Jack
B. Wheel Blocks
C. Jack HandleD. Jack Handle
Extension
E. Wheel Wrench
F. Ratchet
Before proceeding, be sure to set the wheel blocks at
the appropriate tires as shown previously.
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Page 389 of 468

Removing the
Spare-Tire-Carrier-Mounted Spare Tire
The outside-mounted spare tire is attached to the
tire carrier. To remove the spare tire, do the following:
1. Open the tire carrier. SeeTailgate (SUT) on
page 2-16for tire carrier operation.
2. Unscrew the wingnut on the back of the tire carrier.3. Pull off the license plate holder from the spare tire.
4. Slide the ratchet onto the wheel wrench with the
DOWN mark facing you.
5-77

Page 390 of 468

5. Turn the ratchet counterclockwise to loosen the
wheel nuts.
6. Remove the three wheel nuts holding the spare tire
onto the tire carrier.
7. Pull off and gently lower the spare tire to the
ground. Set it next to the at tire.The tools you’ll be using to nish changing a at tire
include the following:
A. Jack
B. Wheel Blocks
C. Jack HandleD. Jack Handle
Extension
E. Wheel Wrench
F. Ratchet
Before proceeding, be sure to set the wheel blocks at
the appropriate tires as shown previously.
5-78

Page 391 of 468

Removing the Flat Tire and
Installing the Spare Tire
1. To remove the center
cap, place the at end
of the wheel wrench
in the slot on the wheel
and gently pry the
center cap out.
2. Slide the ratchet onto the wheel wrench with the
DOWN mark facing you.
3. Turn the ratchet counterclockwise to loosen the
wheel nuts. Don’t remove them yet.
You will now need to jack the vehicle up using the
instructions following.
5-79

Page 395 of 468

7. Remove all the wheel
nuts and take off the
at tire.
{CAUTION:
Rust or dirt on the wheel, or on the parts to
which it is fastened, can make the wheel nuts
become loose after a time. The wheel could
come off and cause an accident. When you
change a wheel, remove any rust or dirt from
the places where the wheel attaches to the
vehicle. In an emergency, you can use a cloth
or a paper towel to do this; but be sure to use
a scraper or wire brush later, if you need to, to
get all the rust or dirt off.8. Remove any rust or dirt
from the wheel bolts,
mounting surfaces
and spare wheel.
{CAUTION:
Never use oil or grease on studs or nuts. If
you do, the nuts might come loose. Your wheel
could fall off, causing a serious accident.
5-83

Page 396 of 468

9. After mounting the
spare, put the wheel
nuts back on with
the rounded end of
the nuts toward
the wheel.
10. Tighten each wheel nut by hand. Then use the
ratchet/wheel wrench to tighten the nuts, with
the UP mark facing you, clockwise until the wheel is
held against the hub.
You will not be tightening the nuts fully yet.
5-84

Page 397 of 468

11. Lower the vehicle by turning the ratchet
counterclockwise, with the DOWN mark facing you.
Then lower the jack completely.
{CAUTION:
Incorrect wheel nuts or improperly tightened
wheel nuts can cause the wheel to come loose
and even come off. This could lead to an
accident. Be sure to use the correct wheel
nuts. If you have to replace them, be sure to
get new GM original equipment wheel nuts.
Stop somewhere as soon as you can and have
the nuts tightened with a torque wrench to the
proper torque specication. SeeCapacities
and Specifications on page 5-112for wheel nut
torque specication.
Notice:Improperly tightened wheel nuts can lead
to brake pulsation and rotor damage. To avoid
expensive brake repairs, evenly tighten the wheel
nuts in the proper sequence and to the proper
torque specication. SeeCapacities and
Specifications on page 5-112for the wheel nut
torque specication. Front Position
Rear Position
5-85

Page 398 of 468

12. Tighten the nuts rmly
in a crisscross
sequence as shown by
turning the ratchet
clockwise, with the UP
mark facing you.
13. When you install the wheel and tire, you must
also reinstall the center cap. Place the cap on
the wheel and tap it into place until it sits ush
with the wheel.
Storing a Flat or Spare Tire
and Tools
Inside-Mounted Tire
Use the art and text following to help you store the
spare or at tire back into its proper spot when you
are done.
Store the at or spare tire back inside the vehicle on the
spare tire mount.A. Spare or Flat Tire
B. Receiver Extension
(If Equipped)C. Tire Retainer Plate
D. Nut
E. Wheel Blocks
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Page 399 of 468

To store the at or spare tire on the spare tire mount,
do the following:
1. Slide the at or spare tire onto the tire carrier.
2. Slide the tire retainer plate into the wheel opening.
Be sure that the stud attached to the tire carrier
passes through the hole in the tire retainer plate.
3. Tighten the nut by hand until the tire retainer plate
is snug against the tire.
4. Use the wheel wrench
and spanner to tighten
the nut rmly. Try to
move the tire back and
forth slightly to be
sure it is secure.
5. Reattach the wheel blocks to the tire retainer plate
and tighten the wing nut.
6. Reinstall the tire cover onto the spare or at tire.Spare-Tire-Carrier-Mounted Tire
To store the at or spare tire on the tire carrier, do
the following:
1. Close the tire carrier. SeeTailgate (SUT) on
page 2-16for tire carrier operation.
2. Place the at or spare tire onto the tire carrier with
the outside of the wheel facing you.
3. Reinstall the three nuts holding spare or at tire to
the tire carrier. Tighten the nuts by hand.
4. Use the ratchet and wheel wrench to tighten the
nuts rmly. Try to move the tire back and forth
slightly to be sure it is secure.
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Page 401 of 468

SUT
Follow these instructions to store the jack and tools:
1. Lower the jack completely.
2. Place the jack (B) in the mounting bracket in the
rear cargo compartment.3. Tighten the wingnut (C) until the jack is
securely fastened.
In order to reduce the potential of the jack
squeaking or rattling, you will need to preload the
jack so it ts tightly in the mounting bracket.
To do this, turn the u-hook/clevis at the top of the
jack clockwise until the jack is held tight in the
mounting bracket.
4. Place the wheel blocks (E) onto the mounting stud
and tighten the wingnut (D) to secure them.
5. Place the tools in the tool bag (A), roll the bag
together tightly and neatly and then close it with
the hook and loop fasteners.
If you do not roll the tool bag tightly and neatly, you
will have trouble getting it back into the storage
retention clips in the next step.
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