
Downloaded from www.Manualslib.com manuals search engine Return the jack, wheel wrench and wheel blocks to the
proper location
in your vehicle’s rear area. Secure the
items and replace
the jack cover.
I
-
A. Retainer E Wheel Blocks
B. Rubber Band
(Some Models
j
C. Work Gloves
D. Mat
E. Jack Storage Cover
G. Hub Cap Removal
Tool (‘Some Models)
H. Wheel Wrench
I. Jack
J. Jacking Instructions
I A CAUTION:
I
Make sure the tire and carrier are secure.
Driving with the tire or carrier unlatched could
injure pedestrians
or damage the vehicle.
Compact Spare Tire (If Equipped)
Although the compact spare tire was fully inflated when
your vehicle was new,
it can lose air after a time. Check
the inflation pressure regularly. It should be 60 psi
(420 kPa).
After installing the compact spare on your vehicle,
you should stop as
soon as possible and make sure
your spare tire
is correctly inflated. The compact
spare
is made to perform well at speeds up to 65 mph
(105 km/h) for distances up to 3,000 miles (5 000 km),
so you can finish your trip and have your full-size tire
repaired or replaced where
you want. Of course, it’s best
to replace your spare with a full-size tire as soon as you
can. Your spare will last longer and be in good shape in
case you need
it again.
5-35

Downloaded from www.Manualslib.com manuals search engine ~ ~~~ ~~~ Poorly maintained and improperly used tires
are dangerous.
0
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Overloading your tires can cause
overheating
as a result of too much friction.
You could have an air-out and
a serious
accident. See “Loading Your Vehicle”
in
the Index.
Underinflated tires pose the same danger
as
overloaded tires. The resulting accident
could cause serious injury. Check all tires
frequently to maintain the recommended
pressure. Tire pressure should be checked
when your tires are cold.
Overinflated tires are more likely to
be
cut, punctured or broken by a sudden
impact
-- such as when you hit a pothole.
Keep tires at the recommended pressure.
Worn, old tires can cause accidents. If your
tread
is badly worn, or if your tires have
been damaged. replace them.
Inflation -- Tire Pressure
The CertificationRire label, which is on the driver’s
door edge, above the door latch, shows the correct
inflation pressures for your tires when they’re cold.
“Cold” means your vehicle has been sitting for at least
three hours or driven no more than
1 mile (1.6 km).
NOTICE:
Don’t let anyone tell you that underinflation or
overinflation is
all right. It’s not. If your tires
don’t have enough air (underinflation), you can
get the following:
0 Too much flexing
0 Too much heat
Tire overloading
Bad wear
0 Bad handling
Bad fuel economy.
NOTICE: (Continued)
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Downloaded from www.Manualslib.com manuals search engine I NOTICE: (Continued) I
If your tires have too much air (overinflation),
you can get the following:
Unusual wear
Bad handling
Rough ride
Needless damage from road hazards.
When to Check
Check your tires once a month or more. Also. check the
tire pressure
of the spare tire.
If you have a compact spare tire. it should be at 60 psi
(420 kPa).
How to Check
Use a good quality pocket-type gage to check tire
pressure.
You can't tell if your tires are properly inflated
simply by looking at them. Radial tires may look
properly inflated even when they're underinflated.
Be sure to
put the valve caps back on the valve stems.
They help prevent leaks by keeping out
dirt and moisture.
Tire Inspection and Rotation
Tires should be rotated every 6.000 to 8.000 miles
(10 000 to 13 000 km). Any time you notice unusual
wear. rotate your tires
as soon as possible and check
wheel alignment.
Also check for damaged tires or
wheels. See "When It's Time for New Tires" and
"Wheel Replacement'' later
in this section for
more information.
The purpose
of regular rotation is to achieve more
uniform wear for
all tires on the vehicle. The first
rotation is the most important. See "Scheduled
Maintenance Services"
in the Index for scheduled
rotation intervals.
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Downloaded from www.Manualslib.com manuals search engine i
I
LWA r I
If your vehicle has a compact spare tire, don’t include it
in your tire rotation.
After the tires have been rotated, adjust the front and
rear inflation pressures as shown on the
CertificationRire label. Make certain that all wheel nuts
are properly tightened. See “Wheel
Nut Torque” in
the Index.
Rust or dirt on a wheel, or on the parts to which
it
is fastened, can make 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 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. (See
“Changing a Flat Tire”
in the Index.)
6-43

Downloaded from www.Manualslib.com manuals search engine Traction -- A, B, C
The traction sades, from highest to lowesr. are A. B. and
C, and they represent the tire's ability to stop on wet
pavement
as measured under controlled conditions on
specified government test surfaces of asphalt and concrete.
A tire marked C may have poor traction per-fornmance.
Warning: The traction grade assigned to
this tire is based
on braking (straight ahead) traction tests and does not
include cornering (turning) traction.
Temperature -- A, B, C
The temperature grades are A (the highest). B, and C.
representing the tire's resistance to the generation of
heat and its ability to dissipate heat when tested under
controlled conditions on
a specified indoor laboratory
test wheel. Sustained high temperature can cause the
material of the tire to degenerate and reduce tire life.
and excessive temperature can lead to sudden tire
failure. The grade
C corresponds to a level of
performance which all passenger car tires must meet
under the Federal Motor Vehicle Safety Standard
No. 109. Grades B and A represent higher levels of
performance on the laboratory test wheel than the
minimum required by law. Warning: The
temperature grade for this tire
is
established for a tire that is properly inflated and not
overloaded. Excessive speed, underinflation, or
excessive loading, either separately
or in combination.
can cause heat buildup and possible tire failure.
Wheel Alignment and Tire Balance
The wheels on your vehicle were aligned and balanced
carefully at the factory to give you the longest tire life
and best overall performance.
Scheduled wheel alignment and wheel balancing are
not
needed. However, if you notice unusual tire wear or
your vehicle pulling one way or
the other. the alipment
may need to be reset. If you notice your vehicle
vibrating when driving
on a smooth road, your wheels
may need to be rebalanced.
Wheel Replacement
Replace any wheel that is bent. cracked, or badly rusted
or corroded.
If wheel nuts keep coming loose, the wheel.
wheel bolts and wheel
nuts should be replaced. If the
wheel leaks air. replace
it (except some aluminum
wheels. which can sometimes be repaired).
See your
GM dealer if any of these conditions exist.
Your dealer
will know the kind of wheel you need.
6-46

Downloaded from www.Manualslib.com manuals search engine Each new wheel should have the same load-carrying
capacity, diameter, width,
offset and be mounted the
same way as the one it replaces.
If you need to replace any of your wheels, wheel bolts
or wheel
nuts, replace them only with new GM original
equipment parts. This way, you will be sure
to have the
right wheel, wheel bolts and wheel nuts for your vehicle.
I A CAUTION:
NOTICE:
The wrong wheel can also cause problems with
bearing life, brake cooling, speedometer or
odometer calibration, headlamp aim, bumper
height, vehicle ground clearance and tire
or tire
chain clearance to the body and chassis.
Using the wrong replacement wheels, wheel bolts
or wheel nuts
on your vehicle can be dangerous.
It could affect the braking and handling of your
vehicle, make your tires lose
air and make you
lose control. You could have a collision in which
you or others could be injured. Always use the
correct wheel, wheel bolts and wheel nuts
for replacement.
See “Changing a Flat Tire” in the Index for
more information.
Used ’Replacement Wheels
I A CAUTION:
Putting a used wheel on your vehicle is
dangerous. You can’t know how it’s been used or
how
far it’s been driven. It could fail suddenly
and cause an accident.
If you have to replace a
wheel, use a new
GM original equipment wheel.
6-47

Downloaded from www.Manualslib.com manuals search engine Introduction
IMPORTANT:
KEEP ENGINE OIL
AT THE PROPER
.VEL AND CHANGE
RECOMMENDED
protection I
Your Vehicle and the Environment
Proper vehicle maintenance not only helps to keep your
vehicle in
good working condition, but also helps the
environment. All recommended maintenance procedures
are important. Improper vehicle maintenance can even
affect the quality
of the air we breathe. Improper fluid
levels or the wrong tire inflation can increase the level
of emissions from your vehicle. To help protect our
environment, and
to keep your vehicle in good
condition. please maintain your vehicle properly.
7-2

Downloaded from www.Manualslib.com manuals search engine Part B: Owner Checks and Services
Listed below are owner checks and services which
should
be performed at the intervals specified to help
ensure the safety, dependability and emission control
performance of your vehicle.
Be sure
any necessary repairs are completed at once.
Whenever any fluids or lubricants are added to your
vehicle, make sure they are the proper ones. as shown
in
Part D.
At Each Fuel Fill
Engine Oil Level Check
Check the engine oil level and add the proper oil if
necessary. See "Engine Oil" in the Index for
further details.
Engine Coolant Level Check
Check the engine coolant level and add DEX-COOL@
coolant mix if necessary. See "Engine Coolant" in the
Index
for further details.
Windshield Washer Fluid Level Check
Check the windshield washer fluid level in the
windshield washer tank
and add the proper fluid if
necessarv. See "Windshield Washer Fluid"
in the Index
for
furthkr details.
At Least Once a Month
Tire Inflation Check
Make sure tires are inflated to the correct pressures. See
"Tires" in the Index for further details.
Cassette Deck Service
Clean cassette deck. Cleaning should be done every
50 hours of tape play. See "Audio Systems" in the
Index
for further details.
7-46