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2. Remove the wheel blocks by turning the wing
nut counterclockwise.
3. Release the bottle jack from its holder by turning the
knob on the jack counterclockwise to lower the jack
head from the bracket.The tools for changing a flat tire are located in the
passenger's side Top
-Box Storage unit.
To remove the tools, do the following:
1. Open the top door on the passenger's side Top
-Box
Storage unit. Use the ignition/door key to unlock it if
it is locked. See ªTop Box Storageº in the Index for
more information on the Top
-Box Storage unit.
Top Box Storage Unit (Passenger Side)
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Follow these instructions to lower the spare tire:
1. Your vehicle is equipped with a hoist lock (J).
To unlock it, open the spare tire lock cover on the
bumper and use the ignition key to remove the lock.
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 into the
hoist shaft (E). The ribbed square end of the extension is
used to lower the spare tire.
4. Turn the wheel wrench (H) 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.
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Attach the wheel wrench to the jack handle extensions
(as needed). Attach the jack handle to the jack.Turn the wheel wrench clockwise to raise the jack lift
head to the lifting point.
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5-27
If your vehicle has wheel
nut caps, loosen them by
turning the wheel wrench
counterclockwise. If you
have a center cap with
wheel nut caps, the wheel
nut caps are designed to
remain with the center cap.
Remove the center cap.
If the wheel has a smooth center piece, place the chisel
end of the wheel wrench in the slot on the wheel and
gently pry out.Removing the Flat Tire and Installing the
Spare Tire
1. Use the wheel wrench to loosen all the wheel nuts.
Turn the wheel wrench counterclockwise to loosen
the wheel nuts. Don't remove the wheel nuts yet.
Jack Positions (overall view)
These locations are the general area of jack location.
See text and art following for exact jack placement.
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Rear Position
1500 SeriesRear Position
2500 Series
On all 1500 Series vehicles, use the jacking pad
provided on the rear axle. On 2500 series vehicles,
use the axle between the spring and shock bracket.
2. Make sure the jack head is positioned so that the rear
axle is resting securely between the grooves that are
on the jack head. 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 fit back underneath the rear of the vehicle.
3. Remove all the wheel
nuts and take off the
flat tire.
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Front Position
Rear Position
1500 SeriesRear Position
2500 Series
6. Turn the wheel wrench counterclockwise to lower
the vehicle. Lower the jack completely.
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7. Tighten the nuts firmly in a crisscross sequence as
shown by turning the wheel wrench clockwise.
CAUTION:
Incorrect wheel nuts or improperly tightened
wheel nuts can cause the wheel to become 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. See ªCapacities and
Specificationsº in the Index.
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Filling Your Tank
CAUTION:
Gasoline vapor is highly flammable. It burns
violently, and that can cause very bad injuries.
Don't smoke if you're near gasoline or refueling
your vehicle. Keep sparks, flames and smoking
materials away from gasoline.
The fuel cap is located behind a hinged door on the
driver's side of the vehicle.
While refueling, hang the fuel cap by the tether using
the hook located on the inside of the filler door.
To remove the fuel cap, turn it slowly to the
left (counterclockwise).