engine CHEVROLET SUBURBAN 1993 Owners Manual

Section
0
This section tells you how to use your manual and includes
safety and vehicle damage warnings and symbols.
L
A
This section tells you how to use your seats and safety belts
properly.
1 This section explains how to start and operate your vehicle.
3
This section tells you how to adjust the ventilation and comfort
controls and how to operate your audio system.
Here
YOU II find helpful information and tips about the road and
how to drive under different conditions.
5
This section tells you what to do if you have a problem while
driving, such as
a flat tire or engine overheating.
Here the manual tells you how to keep your vehicle running
properly and looking
good.
This section tells you when to perform vehicle maintenance and
what fluids and lubricants to use.
This section tells you how
to contact your GM division for
assistance and how to get service publications.
It also gives
you information on “Reporting Safety Defects”.
an alphabetical listing of almost every subject in this
1. You can use it to quickly find something you want to
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These symbols are used on warning and indicator lights.
Engine Coolant Temperature
BRAKE
Brake
I-,
Battery Charging
System Fuel
ANTI-
LOCK 1
1 4 Wheel
Anti-Lock
RELEASE
Parking Brake
Release
I
Engine Oil
Pressure
I
I SHIFT
1
Shift Light
Here are some other symbols you may see:
Fuse Hood Release Lighter Horn
PO597
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. Featums & Controls
I
Section
Here you can learn about the many standard and optional featur\
es on your
vehicle. and information on starting. shifting. and braking
. Also explained are
the instrument panel and the warning systems that tell you
if everything is
working properly-and what to do if you have a problem
.
For explanation of vehicle symbols in this section. refer to “Vehicle
Symbols” in Section 0 .
Keys ........................................................................\
............................................... 2-3
Your DobrS and How They Work
........................................................................\
2-5
Side Doors
........................................................................\
................................. 2-5
Door Locks
........................................................................\
................................. 2-6
Tailgate. Tailgate Glass and Rear Doors
............................................................ 2-7
Tailgate
........................................................................\
....................................... 2-8
Panel Doors ........................................................................\
............................... 2-9
Theft
........................................................................\
............................................. 2-10
New Vehicle Break-In
........................................................................\
................. 2-11
Ignition Switch
........................................................................\
............................. 2-11
Starting Your Engine ........................................................................\
................... 2-14
Driving Through Water
........................................................................\
............ 2-15
Automatic Transmission
........................................................................\
.............. 2-17
Five-Speed Manual Transmission ...................................................................... 2-20
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Features & Controls
Locking Rear Axle ........................................................................\
....................... 2-22
Parking Brake
........................................................................\
.............................. 2-23
Parking Over Things That Burn
........................................................................\
. 2-27
Engine Exhaust
........................................................................\
........................... 2-28
Running Your Engine While You’re Parked
...................................................... 2-29
Four-wheel Drive
........................................................................\
........................ 2-30
Transfer Case
........................................................................\
.......................... 2-30
Front Axle Locking Feature
........................................................................\
.... 2-32
Windows
........................................................................\
....................................... 2-33
Horn
........................................................................\
.............................................. 2-35
Tilt Wheel
........................................................................\
..................................... 2-35
Multifunction Lever
........................................................................\
...................... 2-36
Turn Signal and Lane Change Indicator
....................................................... 2-37
Headlight High-Low Beam
........................................................................\
...... 2-38
Windshield Wipers
........................................................................\
................... 2-39
Windshield Washer
........................................................................\
.................. 2-40
Cruise Control
........................................................................\
.......................... 2-41
Headlights and Vehicle Lighting
........................................................................\
. 2-46
Mirrors
........................................................................\
.......................................... 2-51
Sun Visors ........................................................................\
................................... 2-53
Rear Window Wiper and Washer
...................................................................... 2-54
Cigarette LightedAshtrays
........................................................................\
........... 2-55
Storage Compartments ........................................................................\
............... 2-55
Warning Lights, Gages and Indicators
.......................................................... 2-68
Instrument Cluster
........................................................................\
....................... 2-62
Gages
........................................................................\
....................................... 2-76
Luggage Carrier
........................................................................\
........................... 2-80
Trailer Wiring Harness
........................................................................\
................ 2-82
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Ignition Switch
Use your square key to start your vehicle. The square key lets you turn the
ignition switch to five different positions:
Acc (Accessory): Acc lets you use things like the radio and the windshield
wipers when the engine is off.
To get into Acc, push in the key and turn it
toward you.
Your steering wheel will remain locked, just as it was before you
inserted the key.
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Features & Controls
LOCK: This position locks your ignition, steering wheel and transmission. it's
we your key when the a theft deterrent feature. You will only be able to rem(
ignition is turned to
LOCK.
Off: This position lets you turn off the engine but still
Use
Off if you must have your vehicle in motion while
example,
if your vehicle is being pushed).
Run: This is the position for driving.
Start: This starts your engine. turn the steering wheel.
1 the engine
is off (for
'a
On manual transmission vehicles, turning the key to LOCK will lock
the steering column and result in a
loss of ability to steer the
vehicle. This could cause a collision.
If you need to turn the engine
off while the vehicle is moving, turn the key only to OFF. Don't move
the key release lever while the vehicle
is moving.
I
I
NOTICE
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Key Release Lever
I
KO495
The ignition key cannot be removed from the ignition of manual transmission
vehicles unless the key release lever is used.
I
A
On manual transmission vehicles, if you need to turn the engine off
while the vehicle is moving, do not press the key release lever, turn
the key only to
Off. Turning the key to LOCK will lock the steering
column and result in
loss of ability to steer the vehicle. I
I
To Remove the Key
On manual transmission vehicles, turn the key to the LOCK position while
pressing the key release lever down. Keeping your finger on th\
e lever, pull
the key straight out.
On automatic transmission vehicles, turn the key to
LOCK and pull it straight
out.
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Features & Controls
kmrting Your Engine
Engines start differently. The 8th digit of your Vehicle Identification Number
(VIN) shows the code letter or number for your engine. You
will find the VIN
at the top left of your instrument panel. (See “Vehicle Identification Number\
”
in the Index.) Follow the proper steps to start the engine.
To Start Your 5.7 Liter (Code K) engine
or
7.4 Liter (Code N) engine:
1. Automatic Transmission
Move your shift lever to P (Park) or N (Neutral). Your engine won’t start
in any other position-that’s a safety feature. To restart when you’re
already moving, use
N (Neutral) only.
NOTICE I
Don’t try to shift to P (Park) if your vehicle is moving. If you do, you^^^^
p~&w$gp!
could damaa our P . icle is
stormed
Manual Transmission
Shift your gear selector to neutral and hold the clutch pedal \
to the floor
while starting the engine, Your vehicle won’t start if the clutch pedal is
not
all the way down-that’s a safety feature.
2. Don’t push the accelerator pedal before starting your engine.\
In some
other vehicles you might need to do this, but because of your vehicle’s
computer systems, you don’t.
key. The idle speed will go down as your engine gets warm.
7.4L Engine Cold Start: In cold weather, below 60°F (16°C)’ start the
engine the same way but push the accelerator pedal one-quarter \
of the
way down and hold it there for about 2 seconds after the engine starts.
3. Turn your ignition key to Start. When the engine starts, let go of the
Holding your key in
Start for ‘longer than 15 seconds at a time will cause
your battery to be drained much sooner. And the excessive he
damage
your starter motor.
4. If it doesn’t start right away, hold your key in Start. If it doesn’t start in
three seconds, push the accelerator pedal about one-quarter of the way
down for 12 more seconds,
or until it starts.
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5. If your engine still won’t start (or starts but then stops), it could be
flooded with too much gasoline.
Try this:
Wait
15 seconds to let the starter motor cool down. Then push your
accelerator pedal all the way to the floor. Hold it there. Th\
en,
hold the
key in
Start for no more than ten seconds. This clears the extra
gasoline from the engine.
If the engine still doesn’t start, wait another
15 seconds and do Step 5 again.
Hot Engine Restart, 5.7L and 7.4L Engines (Vehicles Over 8500 GVWR): If
your engine is already hot and then stalls, turn your ignition\
key to Off. Then,
turn your key
to Run, and wait about 20 seconds before you restart your
engine.
When the engine starts, let go of the key and accelerator ped\
al.
rn rn I NOTICE 1
four engine is designed to work with the electronics in your vehicle. If you
1 electrical parts or accessories, you could change the way the fuel
tction system operates. Before adding electrical equipment, check\
with
hr dealer. If you don’t, your engine might not perform properly.
I you ever have to have your vehicle towed, see the part of this Man,,l
:hat tells how to do it without damaging your vehicle. See “Towing Your
Jehicle”
in the Index.
Driving Through Deep Standing Water
f you drive too quickly through deep puddles or standing water, water can I
:me in through your engine’s air intake and badly damage your engine. If
IOU can’t avoid deen ouddles or standino water, drive through very slowly.
-
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Features & Controls
Engine BIock Heater (Option)
i K221
In very cold weather, 0°F (-18°C) or colder, the engine block heater can help.
You’ll get easier
starting and better fuel economy during engine warm-up.
To use the block heater:
1. Turn off the engine.
2. Open the hood and unwrap the electrical cord.
3. Plug it into a normal, grounded 110-volt outlet.
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1
Plugging the cord into an ungrounded outlet muld cause an electrical
L shock, Also, the wrong kind of extension cord could overheat and cause
a fire. You could be seriously injured. Plug the cord into a properly
grounded threeprong 110-volt outlet. If the cord won’t reach, use a
heavy-duty threepmng extension cord rated for at least 15 amps.
I
I NOTICE
ter you’ve used the block heater, be sure to store the cord in the
nanner
it was, to help keep it away from moving engine parts. If you
lon’t, it could be tom and damaged.
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