clock HUMMER H3 2008 User Guide

7. Locate the vertical headlamp aiming screws, which
are under the hood near each headlamp assembly.
The adjustment screw can be turned with an E8
Torx
®socket or T15 Torx®screwdriver.8. Turn the vertical aiming screw until the headlamp
beam is aimed to the horizontal tape line. Turn it
clockwise or counterclockwise to raise or lower
the beam.
The top edge of the cut-off should be positioned at
the bottom edge of the horizontal tape line.
9. Repeat Steps 7 and 8 for the opposite headlamp. Passenger’s Side Shown
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Bulb Replacement
For the proper type of replacement bulbs, see
Replacement Bulbs on page 5-52.
For any bulb changing procedure not listed in this
section, contact your dealer/retailer.
Halogen Bulbs
{CAUTION:
Halogen bulbs have pressurized gas inside and
can burst if you drop or scratch the bulb. You or
others could be injured. Be sure to read and
follow the instructions on the bulb package.
Headlamps
To replace a headlamp bulb:
1. Open the hood. SeeHood Release on page 5-11
for more information.
2. Reach in and access the headlamp bulb socket
from inside the engine compartment.3. Turn the bulb socket counterclockwise to remove it
from the headlamp assembly and pull it straight out.
4. Unplug the electrical connector by pushing
the release tab and pulling the bulb socket out.
5. Replace with a new bulb socket.
6. Reinstall the electrical connector.
7. Reinstall the new bulb socket into the headlamp
assembly and turn it clockwise to secure.
8. Close the hood.
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4. Turn the bulb socket counterclockwise to remove it
from the taillamp assembly.
5. Holding the socket, pull the old bulb to release it
from the socket.
6. Push the new bulb into the socket until it clicks.
7. Insert the bulb socket into the taillamp assembly
and turn it clockwise to secure.
8. Reinstall the taillamp assembly by lining up
the locator pins with the retainers in the
vehicle’s body.
9. Reinstall the two screws and tighten.
10. Close the swing-gate.License Plate Lamp
To replace one of these bulbs:
1. Reach under the bumper for the bulb socket.
2. Remove the two screws holding the license
plate lamp.
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3. Pull the license plate lamp away from the fascia.
4. Turn the bulb socket counterclockwise and pull the
bulb straight out of the license plate lamp assembly.
5. Install the new bulb into the socket.
6. Insert the bulb socket into the license plate lamp
assembly and turn it clockwise to secure.
7. Replace the license plate lamp assembly and
tighten the two screws.
Replacement Bulbs
Exterior Lamp Bulb Number
Back-up Lamp, Stoplamp,
Taillamp and Turn Signal Lamp3157K
License Plate Lamp 194
Low-Beam and High-Beam
HeadlampH13
For replacement bulbs not listed here, contact your
dealer/retailer.
Windshield Wiper Blade
Replacement
Windshield wiper blades should be inspected for wear
and cracking. SeeScheduled Maintenance on page 6-4
for more information.
Replacement blades come in different types and are
removed in different ways. For proper type and length,
seeNormal Maintenance Replacement Parts on
page 6-14.
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Removing the Spare Tire and Tools
The equipment you will need is located in the
swing-gate, behind a cover. To remove the equipment:
1. Open the swing-gate. SeeSwing-gate on
page 2-10for more information.
2. Remove the cover, located on the inside of the
swing-gate, by lifting the two latches.
3. Turn the wing nut counterclockwise to release the
jack tool bag and jack.
4. Remove the tool bag and jack from its compartment.5. Undo the straps that secure the jack tool bag to
the jack.
6. Open the tool bag and you will nd the following
tools, which you will use to remove the spare tire
and at tire:
A. Wheel Wrench
B. Jack Handle
ExtensionsC. Jack Handle
D. Jack
E. Wheel Blocks
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3. Turn the wheel wrench
counterclockwise to
loosen the wheel nuts.
Do not remove
them yet.
If your vehicle has locking lug nuts, the key is
supplied in the tool bag. Use the key along with
the wheel wrench to remove the wheel nuts
from the tire.
Now jack up the vehicle.A. Front Position - Lower Control Arm
B. Rear Position - Lower Axle
4. Locate the vehicle’s jacking positions (A and B).
Jacking Locations (Overall View)
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5. Assemble the jack and tools as follows:
Front Tire Flat:If the at tire is on a front tire of
the vehicle, you will need to use the jack handle and
both jack handle extensions. Attach the wheel
wrench to the jack handle extensions. Attach the
jack handle to the jack. From the front of the vehicle
position the jack on the front lower control arm
along the bar that runs front to back. Turn the wheel
wrench clockwise to raise the vehicle. Raise the
vehicle far enough off the ground so there is enough
room for the spare tire to clear the ground.Refer to the graphic above to locate the placement
of the jack if the at tire is on the rear of the
vehicle. Front Position
Rear Positions
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Rear Tire Flat:You will need to use the jack
handle and both jack handle extensions. Attach the
wheel wrench to the jack extensions. Attach the
jack handle to the jack. From the rear of the vehicle
align the jack under the rear axle. Turn the wheel
wrench clockwise to raise the vehicle. Raise
the vehicle far enough off the ground so there is
enough room for the spare tire to clear the ground.6. Turn the wheel wrench clockwise to raise the jack
head to the lifting point.
{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.
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11. Tighten each wheel nut by hand. Then use the
wheel wrench to tighten the nuts until the wheel
is held against the hub.
12. Turn the wheel wrench counterclockwise to lower
the vehicle. Lower the jack completely.
{CAUTION:
Incorrect or improperly tightened wheel nuts
can cause the wheel to come loose and even
come off. This could lead to a crash. If you
have to replace them, be sure to get new
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 5-107for 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 5-107for the wheel nut
torque specication.
13. Tighten the nuts rmly
in a crisscross
sequence as shown by
turning the wheel
wrench clockwise.
14. After installing the wheel and tire, you must reinstall
the center cap. Place the cap on the wheel and tap
it into place until it sits ush with the wheel.
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5. Reinstall the center tire cover onto the spare or
at tire.
6. If your vehicle has a spare tire cover close the
cover and latch the side latch.
To store the jack tool bag and jack:
1. Return the tools to the jack tool bag.
2. Secure the tool bag to the jack by securely wrapping
the straps around the jack. Then, slide the straps
through the rings on the bag and secure.
3. Position the jack and jack tool bag in the
swing-gate.
When reinstalling the jack and jack tool bag, make
sure the jack base is securely seated behind
the tabs in the swing-gate.4. Reinstall the wing nut retainer to fasten the jack
and tool bag in the storage compartment.
Make sure that the wing nut passes through the tool
bag and the jack before you tighten it.
5. Turn the wing nut retainer clockwise to secure.
6. Reinstall the compartment cover by inserting
the locator tabs in the holes in the swing-gate.
Push the latches down to secure.
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