2003 CHEVROLET EXPRESS CARGO VAN Owners Manual

Seats and Restraint Systems........................... 1-1
Front Seats
............................................... 1-3
Rear Seats
............................................... 1-6
Safety Belts
.............................................1-10
Child Restraints
.......................................1-34
Air Bag System
.......................................1-63
Restraint System Check
............................1-74
Features and Controls..................................... 2-1
Keys
........................................................ 2-2
Doors and Locks
....................................... 2-7
Windows
.................................................2-16
Theft-Deterrent Systems
............................2-19
Starting and Operating Your Vehicle
...........2-20
Mirrors
....................................................2-31
OnStar
žSystem
......................................2-35
Storage Areas
.........................................2-36
Instrument Panel............................................. 3-1
Instrument Panel Overview
.......................... 3-4
Climate Controls
......................................3-19
Warning Lights, Gages and Indicators
.........3-23
Audio System(s)
.......................................3-40
Driving Your Vehicle....................................... 4-1
Your Driving, the Road, and Your Vehicle
..... 4-2
Towing
...................................................4-29Service and Appearance Care.......................... 5-1
Service
..................................................... 5-3
Fuel
......................................................... 5-4
Checking Things Under the Hood
................. 5-9
All-Wheel Drive
........................................5-46
Rear Axle
...............................................5-47
Front Axle
...............................................5-48
Noise Control System
...............................5-49
Bulb Replacement
....................................5-50
Windshield Wiper Blade Replacement
.........5-55
Tires
......................................................5-56
Appearance Care
.....................................5-80
Vehicle Identi®cation
.................................5-90
Electrical System
......................................5-91
Capacities and Speci®cations
.....................5-97
Normal Maintenance
Replacement Parts
..............................5-100
Maintenance Schedule..................................... 6-1
Maintenance Schedule
................................ 6-2
Customer Assistance Information.................... 7-1
Customer Assistance Information
.................. 7-2
Reporting Safety Defects
............................ 7-8
Index................................................................ 1
2003 Chevrolet Express Owner ManualM

GENERAL MOTORS, GM, the GM Emblem,
CHEVROLET, the CHEVROLET Emblem and the name
CHEVY EXPRESS are registered trademarks of
General Motors Corporation.
This manual includes the latest information at the time it
was printed. We reserve the right to make changes
after that time without further notice. For vehicles ®rst
sold in Canada, substitute the name ªGeneral Motors of
Canada Limitedº for Chevrolet Motor Division whenever
it appears in this manual.
Please keep this manual in your vehicle, so it will be
there if you ever need it when you're on the road. If you
sell the vehicle, please leave this manual in it so the
new owner can use it.
Canadian Owners
You can obtain a French copy of this manual from your
dealer or from:
Helm, Incorporated
P.O. Box 07130
Detroit, MI 48207
How to Use This Manual
Many people read their owner's manual from beginning
to end when they ®rst receive their new vehicle. If
you do this, it will help you learn about the features and
controls for your vehicle. In this manual, you'll ®nd
that pictures and words work together to explain things.
Index
A good place to look for what you need is the Index in
back of the manual. It's an alphabetical list of what's
in the manual, and the page number where you'll ®nd it.
Litho in U.S.A.
Part No. C2314 B First Edition
Copyright General Motors Corporation 07/15/02
All Rights Reserved
ii

Safety Warnings and Symbols
You will ®nd a number of safety cautions in this book.
We use a box and the word CAUTION to tell you about
things that could hurt you if you were to ignore the
warning.
{CAUTION:
These mean there is something that could hurt
you or other people.
In the caution area, we tell you what the hazard is.
Then we tell you what to do to help avoid or reduce the
hazard. Please read these cautions. If you don't, you
or others could be hurt.You will also ®nd a circle
with a slash through it in
this book. This safety
symbol means ªDon't,º
ªDon't do thisº or ªDon't let
this happen.º
iii

Vehicle Damage Warnings
Also, in this book you will ®nd these notices:
Notice:These mean there is something that could
damage your vehicle.
A notice will tell you about something that can
damage your vehicle. Many times, this damage would
not be covered by your warranty, and it could be costly.
But the notice will tell you what to do to help avoid
the damage.
When you read other manuals, you might see
CAUTION and NOTICE warnings in different colors
or in different words.
You'll also see warning labels on your vehicle. They use
the same words, CAUTION or NOTICE.
Vehicle Symbols
Your vehicle has components and labels that use
symbols instead of text. Symbols, used on your vehicle,
are shown along with the text describing the operation
or information relating to a speci®c component, control,
message, gage or indicator.
If you need help ®guring out a speci®c name of
a component, gage or indicator, reference the
following topics:
·Seats and Restraint Systems in Section 1
·Features and Controls in Section 2
·Instrument Panel Overview in Section 3
·Climate Controls in Section 3
·Warning Lights, Gages and Indicators in Section 3
·Audio System(s) in Section 3
·Engine Compartment Overview in Section 5
iv

These are some examples of vehicle symbols you may ®nd on your vehicle:
v

Model Reference
This manual covers these models:
Passenger Van
Cargo Van
Cab and Chassis
vi

Front Seats......................................................1-3
Manual Seats................................................1-3
Power Seat...................................................1-4
Reclining Seatbacks........................................1-4
Rear Seats.......................................................1-6
Rear Seat Operation.......................................1-6
Safety Belts...................................................1-10
Safety Belts: They Are for Everyone................1-10
Questions and Answers About Safety Belts......1-14
How to Wear Safety Belts Properly.................1-15
Driver Position..............................................1-16
Safety Belt Use During Pregnancy..................1-24
Right Front Passenger Position.......................1-25
Center Passenger Position
(2nd Row)................................................1-25
Center Passenger Position
(3rd, 4th and 5th Row)...............................1-26
Rear Seat Passengers..................................1-28
Rear Safety Belt Comfort Guides for Children
and Small Adults.......................................1-31
Safety Belt Extender.....................................1-33Child Restraints.............................................1-34
Older Children..............................................1-34
Infants and Young Children............................1-36
Child Restraint Systems.................................1-42
Where to Put the Restraint.............................1-45
Top Strap....................................................1-48
Top Strap Anchor Location.............................1-50
Lower Anchorages and Top Tethers for
Children (LATCH System)...........................1-51
Securing a Child Restraint Designed for the
LATCH System.........................................1-53
Securing a Child Restraint in a Rear Outside
Seat Position............................................1-53
Securing a Child Restraint in a Center Seat
Position (2nd Row)....................................1-56
Securing a Child Restraint in a Center Seat
Position (3rd, 4th and 5th Row)...................1-56
Securing a Child Restraint in the Right Front
Seat Position............................................1-58
Section 1 Seats and Restraint Systems
1-1

Air Bag System..............................................1-63
Where Are the Air Bags?...............................1-65
When Should an Air Bag In¯ate?....................1-67
What Makes an Air Bag In¯ate?.....................1-68
How Does an Air Bag Restrain?.....................1-68
What Will You See After an Air
Bag In¯ates?............................................1-68
Air Bag Off Switch........................................1-70Servicing Your Air Bag-Equipped Vehicle.........1-73
Adding Equipment to Your Air Bag-Equipped
Vehicle....................................................1-74
Restraint System Check..................................1-74
Checking Your Restraint Systems...................1-74
Replacing Restraint System Parts After a
Crash......................................................1-75
Section 1 Seats and Restraint Systems
1-2