ADAPTER
I - BOLT
J - BOLT
,ADAPTER
If you have a wagon model, use these locations.
NOTE: Use lower hole for 8 lug rim only.
PO21 3
5-30
K2143
if your vehicle has one.
the vehicle, over the bolt. Slide the adapter onto
If you have a utility model, use these locations. Put the cover back on the tire Put the tire into the proper location for your model, and put the wing nut on. Turn the wing nut clockwise until the adapter is tight against the wheel, then close the cover. If You’re Stuck: In Sand, Mud, Ice or Snow What you don’t want to do when your vehicle wheels. The method known as “rocking” can help you get out when you’re stuck, but you must use caution.
is stuck is to spin your
the bolt in
I-,
If you let your tires spin at high speed, they can explode and you or others could be injured. And, the transmission or other parts vehicle can overheat. That could cause an engine compartment fire or other damage. When you’re stuck, spin the wheels as little as possible. Don’t spin the wheels above on the speedometer.
35 mph (55 kmlh) as shown
of the
5-31
Pmb/ems on the Road
Spinning your wheels can destroy
parts of your vehicle as well as the
Rocking your vehicle to get it out: left and right. That will clear the area around First, turn your steering wheel back and forth between R and a forward gear your front wheels. Then shift (or with a manual transmission, between First or Second gear and Reverse), spinning the wheels as little as possible. Release the accelerator pedal while you shift, and press lightly on the accelerator pedal when the transmission is in gear. If that doesn’t get you towed out. Or, you can use your recovery hooks, you do need to be towed out, see “Towing Your Vehicle” Using the Recovery Hooks
out after a few tries, you may need to be
if your vehicle has them. If
in the Index.
K2456
in sand, mud, ice
or snow, your vehicle may be If you ever get stuck equipped with recovery hooks. The recovery hooks are provided at the front of your vehicle. You may need to use them to be pulled to some place where you
can continue driving.
if you’re stuck off-road and need
5-32
The recovery hooks, when used, are under the vehicle straight out. Never angle. The hooks could break from the chain or cable snapping back.
pull on the hooks at a sideways off and you or others could be
a lot of force. Always pull
i * Irec'
I NOTICE
I Never use the recovery
damaged and it would not be covered by warranty.
hooks to tow the vehicle. Your vehicle could be
K2457
5-33
Service & Appearance Care
find information about the care
its appearance care .
of your vehicle . This section Here you will how to check begins with service and fuel information. and then it shows important fluid and lubricant levels . There is also technical information about your vehicle. and a section devoted to Service ................................................................................................................... 6-3 Fuel ........................................................................................................................ 6-4 ....................................................................... 6-8 Checking Things Under the Hood Hood Release .................................................................................................... 6-8 Engine Oil .......................................................................................................... 6-9 Air Cleaner ....................................................................................................... 6-16 Automatic Transmission Fluid ......................................................................... 6-17 Manual Transmission Fluid ............................................................................. 6-20 Hydraulic Clutch ............................................................................................... 6-21 Transfer Case .................................................................................................. 6-23 Front Axle ......................................................................................................... 6-24 Rear Axle ......................................................................................................... 6-24 Engine Coolant ................................................................................................ 6-25 Power Steering Fluid ....................................................................................... 6-29 Windshield Washer Fluid ................................................................................. 6-31 Brake Master Cylinder ..................................................................................... 6-32
6-1
Service & Appearance Care
...................................................................................
Replacing Brake System Parts .......................................................................... 6-33 Other Maintenance Items ................................................................................... 6-34 Lubrication ............................................................................................................ 6-35 Electrical System ................................................................................................. 6-37 Battery .............................................................................................................. 6-37 Bulb Replacement ............................................................................................ 6-37 Fuses and Circuit Breakers ............................................................................ 6-43 Exhaust System ................................................................................................... 6-45 Loading Your Vehicle .......................................................................................... 6-46 Tires ...................................................................................................................... 6-48 6-49 Inflation-Tire Pressure Tire Inspection and Rotation .......................................................................... 6-52 ........................................................................ 6-53 When It’s Time for New Tires Buying New Tires ............................................................................................ 6-53 Uniform Tire Quality Grading .......................................................................... 6-54 ............................................................... 6-55 Wheel Alignment and Tire Balance Wheel Replacement ......................................................................................... 6-55 Tire Chains ....................................................................................................... 6-56 Appearance Care ................................................................................................ 6-57 ............................................................. 6-58 Cleaning the Inside Of Your Vehicle Cleaning the Outside Of Your Vehicle .......................................................... 6-61 Appearance Care Materials ................................................................................ 6-64 Vehicle Identification Number ............................................................................. 6-65 Service Parts Identification Label 6-67 Specification Charts ............................................................................................. 6-68
......................................................................
6-2
Service Your General Motors dealer knows your vehicle best and wants you to be happy with it. We hope You’ll get genuine GM parts and GM-trained and supported service people. We hope you’ll want to keep your GM vehicle all GM. Genuine GM have one of these marks:
you’ll go to your dealer for all your service needs.
parts
you’ll want to get the
to do some of your own service work,
Doing Your Own Service Work If you want proper General Motors Service Manual. It tells you much more about how to service your vehicle than this manual can. manual, see “Service Publications” You should keep a record with all parts receipts and list the mileage and the date of any service work you perform. See “Maintenance Record” in the Index. CAUTION I A You can be injured if you try to do service work on a vehicle without
To order the proper service
in the Index.
L knowing enough about it.
Be sure you have sufficient knowledge, experience, and the proper replacement parts and tools before you attempt any vehicle maintenance task.
9 Be sure to use the proper nuts, bolts and other fasteners.
“English” and “metric” fasteners can use the wrong fasteners, parts can later break or could be hurt.
be easily confused.
If you fall off. You
6-3
If you try to do your own service work without knowing enough about it, your vehicle could be damaged.
Maintenance Schedule Section 7 of this manual, “Scheduled Maintenance Services”, explains the maintenance your new vehicle needs, and when has a form that you can use vehicle. Be sure Fuel
it should be done. It also to record the maintenance work done on your
to read this information.
K228
87 octane or higher.
so you should not have
It should meet Use regular unleaded gasoline rated at specifications ASTM D4814 in the U.S. and CGSB 3.5-92 in Canada. These fuels should have the proper additives, anything to the fuel. In the US. and Canada, gasoline (unleaded). You’ll see UNLEADED right on the pump. And only unleaded nozzles will Be sure the posted octane is at least may get a heavy knocking noise when you drive. damage your engine.
it’s easy to be sure you get the right kind
fit into your vehicle’s filler neck.
is less than 87, you it can
87. If the octane
If it’s bad enough,
to add
of
6-4
still hear heavy if you hear a little
or driving up a hill. That’s normal and
a higher octane fuel to get rid of pinging. It’s the
at 87 octane or higher and you
If you’re using fuel rated knocking, your engine needs service. But don’t worry pinging noise when you’re accelerating you don’t have to buy heavy, constant knock that means you have What about gasoline with blending materials that contain oxygen, such as MTBE or alcohol? MTBE is “methyl tertiary-butyl ether.” Fuel that is no more than fine for your vehicle. Ethanol is ethyl or grain alcohol. Properly-blended fuel that is 10% ethanol is fine for your vehicle. Methanol is methyl or wood alcohol,
a problem.
15% MTBE is
no more than
NOTICE Fuel that is more than 5% methanol is bad for your vehicfe. Don’t use ‘A It can corrode metal parts in your fuel system and also damage plastic and rubber parts. That damage wouldn’t be covered under your warri ’y. And even at 5% or less, there must be “cosolvents” and corrosion
eventers in this fuel to help avoid these problems.
By doing so, you can help clean the in those parts of the country that have higher carbon monoxide
Gasolines for Cleaner Air Your use of gasoline with detergent additives will help prevent deposits from forming in your engine and fuel system. That helps keep your engine in tune and your emission control system working properly. It’s good for your vehicle, and you’ll be doing your part for cleaner air. Many gasolines are now blended with materials that called oxygenates. General Motors recommends that you use gasolines with these blending materials, such as MTBE and ethanol. air, especially levels. In addition, some gasoline suppliers are now producing reformulated to reduce vehicle gasolines. These gasolines are specially designed emissions. General Motors recommends that you use reformulated gasoline. By doing so, you can help clean the air, especially country that have high You should ask your service station operators if their gasolines contain detergents and oxygenates, and vehicle emissions.
if they have been reformulated to reduce
ozone levels.
in those parts of the
6-5
Service & Appearance Care
vehicle’s three-way catalytic All of that means costly
oil can deteriorate quickly. Your
Fuels in Foreign Countries US. or Canada, If you plan on driving in another country outside the unleaded fuel may be hard to find. Do not use leaded gasoline. If you use even one tank full, your emission controls won’t work well or at all. With continuous use, spark plugs can get fouled, the exhaust system can corrode, and your engine converter and oxygen sensor will be damaged. repairs that wouldn’t be covered by your warranty. To check on fuel availability, ask company that does business in the country where you’ll be driving. You can also write us at the following address for advice. you’re going and give your Vehicle Identification Number General Motors of Canada Ltd. International Export Sales Post Office Box 828 Oshawa, Ontario L1H 7N1, Canada
an auto club, or contact a major oil
Just tell us where (VIN).
Fi/ling Your Tank
The fuel cap is behind a hinged door on the left side off the cap, turn
it slowly to the left (counterclockwise).
of your vehicle. To take
PO444
6-6
A Gasoline vapor is highly flammable.
cause very bad injuries. Don’t smoke refueling your vehicle. Keep sparks, flames, and smoking materials away from gasoline.
It burns violently, and that can if you’re near gasoline or
I .
PO485
A If you get gasoline on you and then something ignites it, you could
too quickly. This spray can happen is more likely
be badly burned. Gasoline can spray out on you filler cap full, and and wait for any “hiss” noise Then unscrew the cap all the way. When you put the cap back a clicking noise.
to stop.
in hot weather. Open the
on, turn it to the right (clockwise) until you hear
if your tank
if you open the fuel is nearly fuel filler cap slowly
I NOTICE
6-7
Service & Appearance Care
Checking Things Under the Hood
a&
. .
Hood Release To open the hood, first front of the vehicle and pull
pull the handle inside the vehicle. Then go
up on the secondary hood release. Lift the hood.
to the
.. .
PO21 7
CAUTION A If your vehicle h;-
,can start up and injure you even when the engine
air conditioning, the auxiliary fan under the hood is not runninc
*y,?*& 8gKeep your hands, clothing and tools awav from anv underhoo Wk%selectric fan,
you have one
6-8
~ A U T I O N
- Things that burn can get on hot engine parts and start a fire. These oil, coolant, brake fluid, windshield
include liquids like gasoline, washer and other fluids, and plastic be burned. Be careful not to drop or spill things that will burn onto a
or rubber. You or others could
Before closing the hood, be sure pull the hood down and close it firmly. Engine Oil It's a good idea to check your engine get an accurate reading, the level ground.
all the filler caps are on properly. Then just
oil every time you get fuel.
In order to
oil must be warm and the vehicle must be on
Turn off the engine and give the oil pan. If you don't, the oil dipstick might not
oil a few minutes to get back
down into the
show the actual level.
6-9
I
K2613
it with a paper towel
it back in all the way. Remove it again, keeping the tip
To Check Engine Oil: Pull out the dipstick and clean or cloth, then push lower. When to Add Oil: If the oil is at to add some oil. But you must use the right kind. This part explains what kind of oil to use. For crankcase capacity, see “Capacities and Specifications” in the Index.
or below the ADD mark, then you’ll need
I Don’t add too much oil. gets above the upper mark that engine
If your engine has
so much oil that the
oil level
shows the proper operating range, your
6-1 0
Just fill it enough to put the level somewhere Push the dipstick all the way back in when
in the proper operating range.
you’re through.
K2390
6-1 1
Service & Appearance Cam
What Kind of Oil to Use: Look for three things:
K2543
SG SG must be on the oil container, either by itself or combined with other quality designations, such as W C C , SG/CD, SF, SG, CC, etc. These letters show American Petroleum Institute (API) levels
of quality.
I NOTICE f you use oils that don’t have mgine damage not covered by your warranty.
the “SG” designa..-.., , - J can cause
6-1 2
SAE 5W-30 Vehicles with Light Duty Emissions (8500 GVWR or less). As shown in this chart, SA€ 5W-30 is best for your vehicle. However, you can use SAE 1OW-30 if it's going to be 0°F (-18°C) or above.
6-1 3
Service & Appearance Care
SAE IOW-30 Vehicles with Heavy Duty Emissions As shown in this chart, SAE 1OW-30 is best for your vehicle. However, you can use SAE 5W-30 if it's going to be colder than 60°F (16°C) before your next oil change. When it's very should use SAE 5W-30.
(8501 G W R or more).
cold, below 0°F (-18"C), you
6-14
oil container show its viscosity, or
These numbers on an Do not use other viscosity oils such Energy Conserving Oils with these words on the container will help you save fuel.
II
thickness.
as SAE 1OW-40 or SAE 2OW-50.
oil container, and use only those oils that
This doughnut-shaped logo (symbol) is used on most oil containers to help you select the correct oil, You should look for this on the display the logo. GM Goodwrench@ oil (in Canada, GM Engine Oil) meets all the requirements for your vehicle. Engine Oil Addifives: Don't add anything to your oil. something should be added. When to Change Engine Oil: See if any one of these is true for you;
Your GM dealer is ready to advise
if you think
low speed most of the time
4 miles (6 km). Most trips are less than It's below freezing outside and most trips are The engine is at delivery, or in stop-and-go You tow a trailer often. Most trips are through dusty places. The vehicle is frequently operated off-road.
traffic),
less than 10 miles (16 km). (as in door to door
oil
(8500 GVWR or
is true for your vehicle, then you need to change your
If any one of these and filter every 3,000 miles (5000 km) or 3 months-whichever comes first. Vehicles with Light Duty Emissions If none of them is true, change the months-whichever comes first. Change the filter at the first every other oil change after that. Vehicles with Heavy Duty Emissions If none of them months-whichever comes first. Change the filter at the first every other oil change after that
is true, change the oil every 6,000 miles (1 0 000 km) or 12 oil change and at
oil every 7,500 miles (1 2 500 km) or 12 oil change and at
if mileage determines when you change your
(8501 GVWR or more).
less).
6-1 5
Service & Appearance Care
oil. If time determines when you change your oil, change the filter each time you change your oil. Engine Block Heater: An engine block heater can be cold weather, 0°F (-18°C) or colder. If your vehicle has this option, see “Engine Block Heater” in the Index. What to Do with Used Oil:
a big help if you have
to park outside
in very
in
very long.
soap and water, or a good hand
used oil stay on your skin for
Used engine oil contains things that have caused skin cancer laboratory animals. Don’t let Clean your skin and nails with cleaner. Wash or properly throw away clothing or rags containing-:’-:;$ .. used engine oil. .. , - . f .- , L ., -.. : j ,! If YOU change your own oil, Used oil can be be sure to drain all free-flowing oil from the filter before disposal. Don’t ever dispose of oil by putting it in the trash, pouring it on the ground, into sewers, or into streams or bodies of water. Instead, recycle it to a place that collects used oil. If you have a problem properly disposing of your used oil, ask your dealer, a service station or a local recycling center for help. Air Cleaner
a real threat to the environment.
it by taking
- J ’,: ._ ..:.: ;,i, j
. ,A:<< --.
,,::
:‘:-;
L .
Refer to the Maintenance Schedule to determine when cleaner filter and crankcase ventilation filter. See “Scheduled Maintenance Services” in the Index.
to replace the air
PO21 6
6-1 6
I CAUTION I 10 Operating the engine with the air cleaner
to be burned. The air cleaner not only cleans the air, it if the engine backfires. could be burned. Don’t drive with it the engine with the air cleaner
off.
If it isn’t there, and the engine backfires,
off, and be cr-ful working on
stops flame y(--
off can cause you or others
~ NOTICE If the air cleaner dirt can easily get into your engine, which will damage it. Always have the air cleaner in place when you’re driving.
is off, a backfire can cause a damaging engine fire. And,
is when the
to determine when
on a gas engine, turn the wing nuts
Ib remove the air cleaner filter counterclockwise. Remove the cover and change the filter. Automatic Transmission Fluid When to Check and Change: A good time to check your automatic transmission fluid level engine oil is changed. Refer to the Maintenance Schedule to change your fluid. See “Scheduled Maintenance Services” in the Index. How to Check: Because this operation can be a little difficult, you may choose to have this done at a General Motors dealership Sewice Department. If you do it yourself, be sure to follow all the instructions here, get a false reading on the dipstick.
or you could
NOTICE
I Too much or too little fluid can damage your transmission. Too much can I starting a fire. Be sure to get an accurate reading
fail on hot engine parts, if you check-your
fluid could come out and
mean that some of the
transmission fluid.
least 30 minutes before checking the transmission fluid
Wait at have been driving:
level if you
When outside temperatures are above At high speed for quite a while. In heavy traffic-especially in hot weather. While pulling a trailer.
90°F (32°C).
6-1 7
Service & Appearance Care
To get the right reading, the fluid must be at normal operating temperature, which is 180°F to 200°F (82°C to 93°C). To check the transmission fluid hot: Get the vehicle warmed up by driving about 15 miles (24 km) when outside temperatures are above it's colder than 50°F (lO°C), drive the vehicle in temperature gage moves and then remains steady for ten minutes. Then follow the hot check procedures. To check transmission fluid cold: A cold check is made after the vehicle has been sitting for eight hours or more with the engine as a reference. Let the engine run at idle for temperatures are 50°F (IO'C) or more. If may have added during a cold check. To check the fluid hot or cold:
five minutes if outside
to idle the engine longer.
A hot check must
follow when fluid is
0 (3rd gear) until the engine
it's colder than 50°F (1 O'C), you
off and is used only
50°F (10°C). If
a level place.
P (Park) with the parking brake applied.
Park your vehicle on Place the shift lever in With your foot on the brake pedal, move the shift lever through each gear range, pausing for about three seconds position the shift lever in Let the engine run at idle for
three minutes or more.
P (Park).
in each range. Then,
Then, without shutting off the engine, follow these steps: wipe it with a 1. Flip the handle up and then pull out the dipstick and
clean raa or DaDer towel.
PO229 2. Push it back in all the way, wait three seconds and then pull it back out
again.
6-1 8
3. Check both sides of the dipstick, and read the lower
level must be in the cross-hatched area for a hot check.
COLD area for a cold check or
PO053
level, The fluid in the HOT area or
4. If the fluid level is where it should be, push the dipstick back in
way; then flip the handle
down to lock the dipstick
in place.
all the
of transmission
to determine what kind
HOW To Add Fluid: Refer to the Maintenance Schedule fluid to use. See “Recommended Fluids and Lubricants” in the Index. If the fluid level is low, add only enough of the proper fluid to bring the level up to the COLD area for a cold check or the HOT area for a hot check. It doesn’t take much fluid, generally less than recommend you use only label are especially made for your automatic transmission. Damage caused by fluid other than DEXRON@llE is not covered by your new vehicle warranty. “How To
fluid labeled DEXRON@IIE, because fluids with that
a pint. Don’t overfill. We
as described under
After adding fluid, recheck the fluid level Check”. When the correct way; then flip the handle down
fluid level is obtained, push the dipstick back
in all the
to lock the dipstick
in place.
6-1 9
Service & Appearance Cam
Manual Transmission Fluid When to Check: A good time to have it checked the fluid How to Check: Because this operation can be done at your dealership Service Department. If you do it yourself, be sure get a false reading.
in your manual transmission doesn’t require changing.
is when the engine
oil is changed. However,
a little difficult, you may choose to have this
to follow all the instructions here, or
you could
1 Too much or too little fluid can damage your transmission. Too much can 1
I Y W I ILL
mean that some of the fluid could come out and fall on starting a fire. Be sure to get an accurate reading transmission fluid,
hot engine parts,
if you check your
fluld level only when your engine is
off, the vehicle
cool enough for you
to rest your fingers
is parked on a
Check the level place and the transmission is on the transmission case. Then, follow these steps:
~~~~
1. Remove the filler plug. 2. Check that the lubricant level 3. If the
fluid level is good, install the plug and be sure it is fully seated. fluid as described in the next steps.
the fluid level is low, add more
is up to the bottom of the filler plug hole. If
K24
6-20
How to Add Fluid: Here’s how what kind of fluid to use. See “Recommended Fluids and Lubricants” Index.
to the Maintenance Schedule to determine
to add fluid. Refer
in the
1. Remove the filler plug. 2. Add fluid at the filler plug hole. Add only enough fluid to bring the fluid
level up
to the bottom of the filler plug hole.
3. Install the filler plug. Be sure that the filler plug is fully seated. Hydraulic Clutch
The hydraulic clutch (1/2 inch to an inch)
in your vehicle in the pedal is normal.
is self-adjusting. A slight amount of play
6-21
Service & Appearance Cave
When to Check and What to Use:
your clutch master cylinder reservoir and what
Refer to the Maintenance Schedule to determine how often the fluid level in "Owner Checks and Services" and "Recommended Fluids and Lubricants" the Index. Now to Check:
K2343 you should check
to add. See
in
The proper fluid should be added the diaphragm when it's reservoir cap.
if the level does not reach the bottom
in place in the reservoir. See the instructions on the
K2344 of
6-22
ball
for lubricating the clutch fork to lubricate the clutch
Hydraulic Clufch Grease Fittrhg A grease fitting is on the clutch housing stud. See your Maintenance Schedule for when housing. See “Recommended Fluids and Lubricants” in the Index for the proper lubricant to use. Be sure not to over-fill because you could damage your clutch. Four- Wheel Drive Most lubricant checks in this section However, they have Transfer Case When to Check Lubricant: Refer to the Maintenance Schedule to determine how often to check the lubricant. See “Periodic Maintenance Inspections” in the Index. How to Check and Add Lubricant:
two additional systems that need lubrication.
also apply to four-wheel-drive vehicles.
Ti
PO230
of the filler plug hole, you’ll need to add
to the bottom of the
If the level is below the bottom some lubricant. Add enough lubricant to raise the level filler plug hole. What to Use: Refer to the Maintenance Schedule use. See “Recommended Fluids and Lubricants” in the Index.
to determine what kind
of lubricant to
6-23
Service & Appearance Care
Front Axle When to Check and Change Lubricant: Refer to the Maintenance Schedule to determine how often lubricant and when to change it. See “Scheduled Maintenance Services” in the Index. How to Check Lubricant:
to check the
PO231
to raise the level
to 1/2 inch
to add (warm), add
to the bottom of the filler plug hole.
is below the bottom of the filler plug hole, you’ll need
the filler plug hole.
If the level some lubricant. If the differential is at operating temperature enough lubricant to raise the level If the differential is cold, add enough lubricant (12 mm) below What to Use: Refer to the Maintenance Schedule use. See “Recommended Fluids and Lubricants” in the Index. Rear Axle When to Check and Change Lubricant: Refer to the Maintenance Schedule lubricant and when in the Index.
to determine how often to check the to change it. See “Recommended Fluids and Lubricants”
to determine what kind of
lubricant to
6-24
How to Check Lubricant:
PO592
to raise the level
is below the bottom
to the bottom of the
of the filler plug hole, you’ll need to add
If the level some lubricant. Add enough lubricant filler plug hole. What to Use: Refer to the Maintenance Schedule use. See “Recommended Fluids and Lubricants” Engine Coolant
to determine what kind
of lubricant to
in the Index.
PO593
6-25
Service & Appearance Care
The following explains your cooling system and how to add coolant when low. If you have a problem with engine overheating, see “Engine Overheating” in the Index. The proper coolant for your vehicle Give freezing protection down Give boiling protection up Protect against rust and corrosion. Help keep the proper engine temperature. Let the warning lights and gages work
will: to -34°F (-37°C).
to 258°F (125°C).
as they should.
it is
What to Use: Use a mixture of clean water (preferably distilled), and antifreeze that meets “GM Specification 6038-M,” which won’t damage aluminum GM Engine Coolant Supplement (sealer) with you use these, you don’t need
a complete coolant change.
to add anything else.
parts. Also use If
to your cooling system can
Adding only plain water Plain water, or some other liquid like alcohol, can boil before the proper coolant mix will. Your vehicle’s coolant warning system for the proper coolant mix. With plain water engine could get too hot but you wouldn’t get the overheat warning. Your engine could catch fire and you or others could be burned. Use a 50/50 mix of clean water and a proper antifreeze.
or the wrong mix, your
be dangerous.
is set
.. ..
jIi ,yo.w use an improper coolant mix, your engine .coutd overheat andi badly damaged. The repair cost wouldn’t be covered by your warranty.’ T P ~ much water in ;the mix can freeze and crack the engine, radiator, wre-ad -.other parts. Some conditions, such as air trapped coolant level in the radiator. Check the coolant level when the engine is and follow the steps under “Adding Coolant” for the proper coolant. If you have to add coolant mdre than four times check your cooling system.
in the cooling system, can affect the
a year, have your
way to add
.heater
dealer
cold
6-26
k
NOTICE f YOU use the proper coolant, you don’t have to idditives which claim
to improve the system. These can be harmful
add extra inhibitors or
Adding Coolant
‘1 L
PO206
be at
the coolant level should
To Check Coolant: When your engine is cold, COLD, or a little higher. When your engine is warm, the level should be up to HOT, or a little higher. To Add Coolant: If you need more coolant, add the proper mix at the coolant recovery tank. I CAUTION 4 Turning the radiator pressure cap when the engine and radiator are
hot can allow steam and scalding liquids badly. With the coolant recovery tank, you will almost never have add coolant at the radiator. Never turn cap-even a little-when the engine
to blow out and burn you to
the radiator pressure
and radiator are
the recovery tank, but be careful not
hot. to spill it.
Add coolant mix at 1 CAUTION - b contains ethylene glycol, and
~~
You can be burned if you spill coolant on hot engine parts. Coolant it will burn if the engine parts are hot a hot engine.
enough. Don’t spill coolant
on
6-27
Service & Appearance Care
Radiator Pressure Cap
I I
1 NOTICE
K2515
four radiator pressure cap nust be tightly installed to prevent coolant
is a 15 psi (105 kPa) pressure-type cap and
loss and possible engine
mage from overheating. Be sure the arrows on the cap line up with
werffow tube on the radiator filler neck.
-m
Thermostat Engine coolant temperature is controlled system. The thermostat stops the coolant reaches a preset temperature. When you replace
recommended.
by a thermostat in the engine coolant flow of coolant through the radiator until the
your thermostat, an AC@ thermostat is recommended.
6-28
Power Steering Fluid
How To Check Power Steering Fluid: Unscrew the cap and wipe the dipstick with a and completely tighten it. Then remove the cap again and level on the dipstick.
clean rag. Replace the cap
look at the fluid
K2630
When the engine compartment mark. When the engine compartment COLD mark.
is hot, the level should be at
the FULL
K2693
is cool, the level should be at the
FULL
6-29
Service & Appearance Care
.. c
What to Add: Refer to the Maintenance Schedule to determine what kind See “Recommended Fluids and Lubricants” in the Index.
NOTICE When adding power steering fluid always use the proper fluid. Failure leaks and damage hoses
and seals.
or making a complete fluid change, to use the proper fluid can cause
K2694
of fluid to use.
6-30
Windshield Washer Fluid To Add: Open the cap labeled WASHER FLUID ONLY. Add washer fluid until the bottle is full.
6-31
Service & Appearance Care
Brake Master Cylinder Your brake master cylinder is here.
It is filled with DOT-3 brake fluid.
K2470
wear. When new
fluid level in your master cylinder
is that the brake fluid goes down to an acceptable
There are only two reasons why the brake might go down. The first level during normal brake lining level goes back up. The other reason is system. If it is, you should have your brake system fixed, since a leak means that sooner or later your brakes won’t work well, or won’t work at all. isn’t a good If you add fluid when your linings are worn, then you’ll have a leak. much fluid when you get new brake linings. You should add (or remove) brake fluid, as necessary only when work system.
idea to “top off your brake fluid. Adding brake fluid won’t correct too
is done on the brake hydraulic
linings are put in, the fluid is leaking out of the brake
that fluid
So, it
If you---have too much brake fluid, will b u r n h h e engine is hot enough. and your vehicle could be damaged. Add brake fluid only when work is done on the brake hydraulic system.
it can spill on the engine. The fluid
You or others could be burned,
to determine when to check your brake
Refer to the Maintenance Schedule fluid. See “Periodic Maintenance” To Check Brake Fluid: You can check windows on the brake fluid reservoir. The fluid levels should be above the mark. If they aren’t, have your brake system checked to see
the brake fluid without taking
in the Index,
off the cap. Just look at the
MIN
if there is a leak.
6-32
of each window.
After work is done on the brake hydraulic system, make sure the levels are above MIN and below the top What To Add: When you do need brake fluid, use only DOT-3 brake fluid-such as Delco Supreme 11 @ (GM Part No. 1052535). Use new brake fluid from a sealed container only. NOTICE
DOT-5 silicone brake fluid can damage your vehicle. Don’t use Don’t let someone put in the wrong kind of fluid. For example, just a few drops of mineral-based oil, such as engine oil, -]stem can damaae brake svstem parts be replaced. Brake fluid can damage paint, your vehicle.
so be careful nor IO spit1 Drake
so badlv that 1
in your brake
fll have to
it.
fluid on
or adding fluid.
top quality and work well together
Hydro-Boost Brake System (Hydraulic Pump) The power steering pump is also used as the Hydro-boost pump. Refer to “Power Steering System” in this section when checking fluid level Replacing Brake System Parts The braking system on a modern vehicle is complex. Its many parts have to is to have really good be of braking. Vehicles we design them, as your braking system-for example, when your brake have to have new ones put in-be sure you get new genuine replacement parts. If example, if someone puts balance between your front and rear brakes can change, for the worse. The braking performance you’ve come to expect can change in many other ways if someone puts
replace parts of your linings wear down and you
in brake linings that are wrong for your vehicle, the
and test have top-quality GM brake parts
in the wrong replacement brake parts.
no longer work properly. For
you don’t, your brakes may
it is new. When you
vehicle does when
if the vehicle
GM
in
6-33
Service & Appearance Care
tell you how often to lubricate the fittings. See
Front Suspension and Steering Linkage Your maintenance schedule will “Recommended Fluids and Lubricants” in the Index for the proper lubricant to use. Front Wheel Bearings Your vehicle has front wheel bearings that must be cleaned and repacked. Your maintenance schedule will Front Shock Absorbers The front shock absorbers of your vehicle vehicle ride smoothly and also control the travel When the shock absorbers are serviced, any replacement shock absorbers must be the same as the original equipment shock absorbers in both extended length and strength.
tell you how often this must be done.
do many things. They help the
of the suspension system.
at the first 100, 1,000 and 6,000 miles (160, 1600 and
Wheel Nut Torque For vehicles with dual wheels, when the vehicle, wheel or fasteners are new, have the torque set 9600 km). Use the torque specified in the appropriate Specification Chart later in this section. Single Belt Accessory Drive If your new vehicle uses a serpentine belt, than systems with several belts. The belt runs over or around the pulleys on the engine. to keep the belt tight at all times. The tensioner also makes replacing the belt easier. If you need replacement belt. Your dealership or parts supplier can help you with this. The Accessory Drive Belt Routing label on your vehicle will show you how to route the belt your vehicle uses.
to replace the belt, be sure to get the correct
it is lighter, and more durable
A tensioner is used
6-34
Windshield Wiper Blade lnserfs
PO232
of the insert
in place,
If you think the system it out as soon as possible.
is not
is below 40°F (4°C).
lift the wiper arm and rotate the
then have your dealership check your air conditioning system
To replace the windshield wiper blade insert, blade until it is facing away from the windshield. Unlatch the end from the holding clips. Remove the insert and slide a new one Make sure the blade is secured in the clips. Air Conditioning Every now and to be sure it has not lost any cooling ability, working properly, have your dealership check The air conditioning will not work when the temperature Fluid Leak Check After the vehicle has been parked for a while, inspect the surface under the vehicle for water, oil, fuel or other fluids. Water dripping from the air conditioning system after or fumes, Lubrication Accelerator Control System Your maintenance schedule will tell pivot points must be lubricated. See “Recommended Fluids and Lubricants” the Index for Accelerator cables and cruise control cables should not be lubricated. Any cables that are worn or are hard
the causes should be found and corrected at once.
the proper lubricant to use.
to pull should be replaced.
it has been used is normal.
you how often the accelerator linkage
If you notice fuel leaks
in
6-35
Service & Appearance Care
in the
in the
use.
use.
if they are not lubricated.
Hood Laiches and Hood Hinge Your maintenance schedule will tell you how often to lubricate the hood latch and hood hinge assembly. See “Recommended Fluids and Lubricants” Index for the proper lubricant to Propeller Shaft Slip Splines See your maintenance schedule to find out how often the slip splines must be lubricated, See “Recommended Fluids and Lubricants” in the Index for the proper lubricant to use. Constant Velocity Joints See your maintenance schedule to find out how often the constant velocity joints must be lubricated. See “Recommended Fluids and Lubricants” Index for the proper lubricant to Body Normal use of your vehicle will cause metal to metal wear at some points on the cab and body For exposed surfaces, such as door checks, door lock bolts, lock striker plates, dovetail bumper wedges, etc., a thin film applied. The seat adjusters and seat track should be lubricated with chassis grease, Door weather strips and rubber hood bumpers should be lightly coated with a rubber lubricant. Never use too much lubricant when you are finished. Your maintenance schedule will See “Recommended Fluids and Lubricants” lubricant to use. Lock Cylinders To be sure your locks operate properly, they must be lubricated, vehicle’s maintenance schedule will “Recommended Fluids and Lubricants” use. You should not use penetrating oils because they could installed lubricant and cause the lock could also wash away the lubricant, using a de-icer of this type.
of any lubricant and be sure to wipe up any extra
tell you how often to lubricate these items.
in the Index for the proper lubricant
of engine oil should
in the Index
Your
for the proper
be
wash out the factory
to bind. De-icers which contain alcohol so be sure
to lubricate the lock after
tell you how often to lubricate them. See
to
6-36
your vehicle should be lubricated to keep
tell you how often to lubricate the handle.
in the Index for the proper
Tailgate Handle The tailgate handle pivot points on it working smoothly. Your maintenance schedule will See “Recommended Fluids and Lubricants” lubricant to use. Efectricaf System Battery Every new GM vehicle has to one of these, add water a Delco Freedom@ battery. the original battery’s label. Vehicle Storage If you’re not going to drive black, negative (-) from running down. CAUTION 1 Batteries have acid that can burn you and gas that can explode. , - , can be badly hurt if you aren’t careful. See “Jump Starting”
cable from the battery. This
your vehicle for 25 days or more, take
a Delco Freedom@ battery. You never have When it’s time for a new battery, we recommend Get one that has the catalog number shown on
Index for tips on working around a battery without getting hurt.
will help keep your battery
off the
to
You I
in the
how to prepare your vehicle for longer periods.
your dealer to learn on'^ Bulb Rep/acement Before you replace any bulbs, be sure that all the engine isn’t running.
lights are off and the
6-37
Service & Appearance Care
Sealed Beam Headlights
-.
1. Remove the four screws from the headlight retainer. 2. Pull the headlight out and remove the retainer. 3. Unplug and remove old headlight. 4. Plug in the new headlight 5. Install the retainer 6. Install the screws.
and put it in place.
to the headlight.
Halogen Bulbs CAUTION
Halogen bulbs have pressurized gas inside and can burst or scratch the bulb. You or others could be injured. of halogen bulbs. when handling and disposing
if you drop Take special car€
NOTICE Avoid touching the bulb or Oil from your skin or moisture on the to explode when it is turned on. If either comes in contact with the bulb. clean it v alcohol or
suitable deareaser and wiDe the bulb dry.
letting it come in contact with anything da.. . ~ -
bulb can cause the bulb
6-38
Composite Headlights
PO2
at the top of the radiator support.
out.
1. Remove the two screws 2. Pull the composite headlight lens 3. Unplug the electrical connector. 4. Turn the bulb counterclockwise and remove it. 5. Put the new bulb in and 6. Plug in the electrical connector. 7. Put the headlight back
into the vehicle and
turn it clockwise until it is tight.
tighten the two screws.
6-39
Service & Appearance Care
Front Parkingflurn Signal Lights
1. Remove the screws and take out the parkinglturn signal light assembly,
K2681
2. Squeeze the tab on the side
of the light socket while turning the socket
counterclockwise. 3. Pull out the socket. 4. Push in gently on the bulb, turn it counterclockwise and remove
it from
the socket.
6-40
5. Put the new bulb into the socket, gently press in on the bulb and turn it
clockwise until it is tight.
6. Put the socket back into the light assembly and turn it clockwise
locks.
until it
7. Put the parkinghurn signal light assembly back into the vehicle and
tighten the screws. Side Marker Bulb
1 Remove the screws and 2. Reach through the opening and turn the side marker bulb socket
pull out the parkinglturo signal
light assembly.
counterclockwise and remove it.
3. Pull the bulb straight out of the socket. 4. Put a new bulb into the socket and push it in until 5. Put the socket back into the side marker assembly and turn
to tighten it.
it is tight.
it clockwise
6. Replace the parkinglturn signal light assembly and tighten
the screws.
6-41
Roof Marker Lights
lift off the lens.
1. Remove the screws and 2. Pull the bulb straight out of the socket 3. Put a new 4. Replace the lens and tighten the screws.
bulb into the socket and push it in until it is tight.
Rear Lights
Open the tailgate or rear doors.
PO498
6-42
2. Remove the two black plastic plugs
holes.
in the rear light assembly access
3. Remove the two rear light assembly screws inside the fender and pull
You may want to use a magnetic screwdriver
out the light assembly. when removing the screws.
4. Remove the screws from the bulb retainer and take the bulb retainer
of the light assembly.
PO499 off
of the socket and push it in until it is tight.
5. Pull the old bulb straight out 6. Put in a new bulb 7. Replace the bulb retainer. 8. Replace the rear light assembly and tighten the screws. to use a magnetic screwdriver when installing the screws.
You may want
in your vehicle are protected from short circuits
9. Close the tailgate or rear doors. Fuses and Circuit Breakers The wiring circuits combination of fuses, circuit breakers, and fusible thermal links in the wiring itself. This greatly reduces the chance See “Fuses and Circuit Breakers” Headlights The headlight wiring is protected by a circuit breaker electrical overload will cause the lights remain off. If this happens, have your headlight wiring checked right away.
in the Index for more information.
to go on and
by a
in the light switch. An off, or in some cases to
of fires caused by electrical problems.
6-43
Service & Appearance Care
If
will stop until the
to heavy snow, etc., the wiper
is protected by a circuit breaker and a fuse.
is caused by some electrical problem and not it fixed,
Windshield Wipers The windshield wiper motor the motor overheats due motor cools. If the overload snow, etc., be sure to get Power Windows and Other Power Options Circuit breakers in the fuse panel protect the power windows the circuit breaker opens accessories. When the current load and closes, protecting the circuit until the problem is fixed or goes away. Trailer Wiring Harness The optional seven-wire trailer wiring harness is protected by in the battery feed wire. This fuse Wiring Harness” Fuse Block
is near the junction block. See “Trailer
in the Index for more information.
is too heavy,
an in-line fuse
and other power
, . . .
lW
-+
- =
. . . . . . . . .
K2644
is in the instrument panel on the driver’s side.
if you have one. To remove hold the end of the fuse between your thumb
The fuse block You can remove fuses with a fuse extractor, fuses if you don’t have one, and index finger and pull straight out. Be sure don’t have a spare fuse, you can “borrow” one some feature of your vehicle that you can get along without-like the radio or cigarette lighter-and use its fuse, if it is of the value you need. Replace as soon as you can. See “Fuses and Circuit Breakers” information.
If you ever have a problem
to use the correct fuse.
it in the Index for more
of the correct value. Just pick
on the road and
6 4 4
Exhaust System To help prevent damage your vehicle
if you notice:
to your exhaust system, do not continue
to drive
Engine misfiring Loss of performance Other unusual operating conditions
(OS) sensor that helps keep your engine’s
Have your engine and exhaust system serviced regularly. Three- Way Catalytic Converter Your vehicle’s three-way catalytic converter is designed to reduce the pollutants in your vehicle’s exhaust. Use only unleaded fuel in your vehicle. If you use leaded fuel, you could damage your three-way catalytic converter, and other engine components. Computer Command Control System This system has an oxygen air-fuel mixture at a proper level. Use only unleaded you use leaded fuel, you could damage your oxygen three-way catalytic converter. The Malfunction Indicator Lamp instrument panel lets you know when your emission control system needs service. The light will come on briefly when you start your engine to let you know that the system is working. If it does not come on when you start your engine, or if it comes on and stays on while you’re driving your system may need service. Your vehicle should still be driveable, but you should have system serviced right away. Secondary Air Injection (AIR) System You may have this system. It lets you know wiring harness or solenoid need service. (Service Englne Soon) comes on, you need service.
(SERVICE ENGINE SOON) on your
fuel in your vehicle. (OS) sensor and
if your engine control module,
If the Malfunction Indicator Lamp
If
your
645
Loading Your Vehicle
MFD BY GENERAL MOTORS CORP L-4
. , .. .-. ..
,. . ,FFECT
CROWN ABOVE. 1
XISPEED
TIRE SIZE
RIM
PSVKPA (COLD)
-EL
SPA
SEE OWNERS MANUAL FOR ADDITIONAL INFORMATION
K2134
of your vehicle. This is called the GVWR
is found on the rear edge of the driver's door. The
The Certificationflire label label shows the size of your original tires and the inflation pressures needed to obtain the gross weight capacity (Gross Vehicle Weight Rating). The GVWR includes the weight of the vehicle, all occupants, fuel and cargo. The Certificationnire label also tells you the and rear axles, called Gross Axle Weight Rating (GAWR). actual loads on your front and rear axles, you need to go to a weigh station and weigh your vehicle. Your dealer can help you with this. Be sure to spread out your load equally on both sides of the centerline. Never exceed the GVWR (GAWR) for either the front or rear axle. And, if you do have a heavy load, you should spread
for your vehicle, or the Gross Axle Weight Rating
maximum weights for the front To find out the
it out.
A Do not load your vehicle any heavier than the
GVWR or maximum front and rear GAWRs. If you do, parts on your vehicle can break, or could cause you life of your vehicle.
it can change the way your vehicle handles. These
to lose control. Also, overloading can shorten the
the
Using heavier suspension components not change your weight ratings. Ask your dealer to help you load your vehicle the right way.
to get added durability might
6-46
Your warranty does not
r-rer parts or co
ronents that fail because
~~
If you put things inside anything else-they will go as fast as the vehicle goes. or turn quickly, or if there is a crash, they’ll keep going.
your vehicle-like
suitmes, LWWIY, pac;Kages, or If you have to stop
Things you put inside your vehicle can strike and injure , sudden stop or turn, or in a crash.
people in a
9 Put things in the cargo area of your vehicle. Try to spread the the vehicle so
weight evenly. Never stack heavier things, like suitcases, inside that some of them are above the tops of the seats. When you carry something inside the vehicle, secure whenever you can. Don’t have a seat folded down unless you need
it
to.
Trailering Package
GROSS COMBINATION WEIGHT RATING
(GCWR)
If your vehicle comes with the Trailering Package, there is also which includes the weight called the Gross Combination Weight Rating
(GCWR).
of the vehicle and the trailer it tows. This rating is
PO340 a load rating
6-47
Service & Appearance Care
to include the weight of everything you of
of the people inside as part
it. And, remember to figure the weight
When you weigh your trailer, be sure put in your load. Your dealer can help you determine your Add-on Equipment When you carry removable items, like snow plow blades, you may need put a limit on how many people you carry inside your vehicle. Be sure you buy and install the new equipment. weigh your vehicle before NOTICE
GCWR.
to to
tires. Your new vehicle comes with high quality tires made by
rims We don’t make a leading tire manufacturer. These tires are warranted