2004 CHEVROLET ASTRO engine

Driver
Position, Safety Belt.....................................1-18
Driver Information System................................2-38
Driving
At Night.....................................................4-14
City...........................................................4-19
Defensive..................................................... 4-2
Drunken....................................................... 4-3
Freeway.....................................................4-20
Hill and Mountain Roads..............................4-22
In Rain and on Wet Roads...........................4-16
Winter........................................................4-24
Driving On Grades..........................................4-42
Driving on Snow or Ice....................................4-25
Driving Through Deep Standing Water...............4-18
Driving Through Flowing Water.........................4-18
Driving with a Trailer.......................................4-41
E
Electrical System
Add-On Equipment......................................5-95
Fuses and Circuit Breakers...........................5-96
Headlamp Wiring.........................................5-96
Power Windows and Other Power Options......5-96
Windshield Wiper Fuses...............................5-96
Emissions Inspection and Maintenance
Programs...................................................3-33Engine
Air Cleaner/Filter.........................................5-21
Battery.......................................................5-42
Check and Service Engine Soon Light............3-30
Coolant......................................................5-25
Coolant Heater............................................2-20
Coolant Temperature Gage...........................3-30
Cooling System Inspection............................6-28
Cover........................................................5-17
Drive Belt Routing......................................5-105
Engine Compartment Overview......................5-12
Exhaust.....................................................2-28
Fan Noise..................................................5-36
Oil .............................................................5-13
Overheating................................................5-28
Starting......................................................2-19
Engine Coolant Level Check.............................6-24
Engine Oil Additives........................................5-16
Engine Oil Level Check...................................6-24
Entry Lighting.................................................3-15
Erasing HomeLinkžButtons..............................2-33
Event Data Records (EDR)................................ 7-9
Except Cargo Vans.................................1-38, 1-47
Exit Lighting...................................................3-15
Express-Down Window....................................2-15
Extender, Safety Belt.......................................1-34
Exterior Lamps...............................................3-12
5

F
Filter
Engine Air Cleaner......................................5-21
Finding a Station....................................3-39, 3-41
Finish Care....................................................5-90
Finish Damage...............................................5-93
Fixed Mast Antenna........................................3-50
Flash-to-Pass................................................... 3-7
Flat Tire........................................................5-74
Flat Tire, Changing.........................................5-75
Fluid
Automatic Transmission................................5-22
Power Steering...........................................5-37
Windshield Washer......................................5-38
FM ...............................................................3-50
Following Distance..........................................4-41
Footnotes................................................6-7, 6-16
Front Axle......................................................5-48
Fuel............................................................... 5-4
Additives...................................................... 5-6
California Fuel.............................................. 5-5
Filling a Portable Fuel Container..................... 5-9
Filling Your Tank........................................... 5-7
Fuels in Foreign Countries.............................. 5-6
Gage.........................................................3-36Fuel (cont.)
Gasoline Octane........................................... 5-4
Gasoline Speci®cations.................................. 5-5
Low Warning Light.......................................3-37
System Inspection.......................................6-28
Fuel Regulator................................................2-19
Fuses
Fuses and Circuit Breakers...........................5-96
Windshield Wiper.........................................5-96
G
Gage
Check Gages Warning Light..........................3-36
Engine Coolant Temperature.........................3-30
Fuel..........................................................3-36
Oil Pressure...............................................3-34
Speedometer..............................................3-25
Voltmeter Gage...........................................3-28
Gasoline
Octane........................................................ 5-4
Speci®cations............................................... 5-5
Gate Operator and Canadian Programming........2-33
GM Mobility Program for Persons with
Disabilities.................................................... 7-5
6

H
Hatch Release................................................2-13
Hazard Warning Flashers................................... 3-4
Head Restraints............................................... 1-5
Headlamp High/Low-Beam Changer.................... 3-7
Headlamp Wiring............................................5-96
Headlamps....................................................5-50
Bulb Replacement.......................................5-49
Front Turn Signal Lamps..............................5-53
Halogen Bulbs............................................5-49
Highway Hypnosis...........................................4-22
Hill and Mountain Roads..................................4-22
Hitches..........................................................4-39
HomeLink
žTransmitter, Programming................2-31
Hood
Checking Things Under.................................. 5-9
Release.....................................................5-10
Horn............................................................... 3-5
How to Add Coolant to the Coolant
Recovery Tank............................................5-32
How to Add Coolant to the Radiator..................5-34
How to Add Fluid............................................5-25
How to Check........................................5-23, 5-67
How to Check Lubricant...................................5-48
How to Check Power Steering Fluid..................5-37How to Inspect the Engine Air
Cleaner/Filter..............................................5-22
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-18
Hydroplaning..................................................4-18
I
If No Steam Is Coming From Your Engine..........5-29
If Steam Is Coming From Your Engine...............5-28
If the Light Is Flashing.....................................3-32
If the Light Is On Steady.................................3-32
If You Are Caught in a Blizzard.........................4-26
If You Are Stuck in Sand, Mud, Ice or Snow.......4-28
If You Do Decide To Pull A Trailer.....................4-36
Ignition Positions.............................................2-17
Ignition Transmission Lock Check......................6-27
Infants and Young Children, Restraints...............1-38
In¯ation - Tire Pressure...................................5-66
Inspection
Brake System.............................................6-29
Engine Cooling System................................6-28
Exhaust System..........................................6-28
Fuel System...............................................6-28
Part C - Periodic Maintenance.......................6-28
Steering, Suspension and Front Drive Axle
Boot and Seal.........................................6-28
7

Inspection (cont.)
Throttle System...........................................6-29
Transfer Case and Front Axle
(All-Wheel Drive)......................................6-29
Installing a Garage Door Opener.......................2-37
Instrument Panel
Cluster.......................................................3-24
Overview..................................................... 3-2
Instrument Panel Brightness Control..................3-15
Instrument Panel Fuse Block............................5-97
Interior Lamps................................................3-15
J
Jump Starting.................................................5-43
K
Key Lock Cylinders Service..............................6-25
Keys............................................................... 2-2
L
Lamps
Exterior......................................................3-12
Interior.......................................................3-15Lamps On Reminder.......................................3-14
Lap Belt........................................................1-27
Lap-Shoulder Belt...................................1-18, 1-29
LATCH System
Child Restraints...........................................1-52
Securing a Child Restraint Designed for the
LATCH System........................................1-55
Latches, Seatback............................................ 1-6
Leaving Your Vehicle......................................... 2-8
Leaving Your Vehicle With the Engine Running . . . 2-26
Light
Air Bag Readiness.......................................3-26
Anti-Lock Brake System Warning...................3-29
Brake System Warning.................................3-28
Charging System.........................................3-27
Check Gages Warning.................................3-36
Low Fuel Warning.......................................3-37
Malfunction Indicator....................................3-30
Safety Belt Reminder...................................3-26
Security.....................................................3-35
Service All-Wheel-Drive................................3-35
Tow/Haul Mode...........................................3-36
Loading Your Vehicle.......................................4-30
Locking Rear Axle............................................ 4-9
8

Locks
Door........................................................... 2-6
Leaving Your Vehicle..................................... 2-8
Power Door.................................................. 2-7
Programmable Automatic Door Locks............... 2-7
Long Trip/Highway De®nition.............................. 6-6
Long Trip/Highway Intervals............................... 6-6
Long Trip/Highway Scheduled Maintenance........6-16
Loss of Control...............................................4-13
Low Fuel Warning Light...................................3-37
Luggage Carrier..............................................2-41
Lumbar
Manual Controls............................................ 1-3
M
Maintenance, Normal Replacement Parts..........5-104
Maintenance Schedule
At Each Fuel Fill.........................................6-24
At Least Once a Month................................6-24
At Least Once a Year..................................6-25
At Least Twice a Year..................................6-24
Brake System Inspection..............................6-29
Engine Cooling System Inspection.................6-28
Exhaust System Inspection...........................6-28Maintenance Schedule (cont.)
Fuel System Inspection................................6-28
How This Section is Organized....................... 6-3
Introduction.................................................. 6-2
Long Trip/Highway Scheduled Maintenance.....6-16
Maintenance Requirements............................. 6-2
Part A - Scheduled Maintenance Services......... 6-4
Part B - Owner Checks and Services.............6-24
Part C - Periodic Maintenance Inspections......6-28
Part D - Recommended Fluids
and Lubricants.........................................6-30
Part E - Maintenance Record........................6-32
Selecting the Right Schedule.......................... 6-5
Short Trip/City Scheduled Maintenance............. 6-6
Steering, Suspension and Front Drive Axle
Boot and Seal Inspection..........................6-28
Throttle System Inspection............................6-29
Transfer Case and Front Axle (All-Wheel
Drive) Inspection......................................6-29
Using Your................................................... 6-4
Your Vehicle and the Environment................... 6-2
Maintenance When Trailer Towing.....................4-44
Making Turns.................................................4-42
Malfunction Indicator Light................................3-30
Manual Lumbar Controls.................................... 1-3
9

Manual Seats................................................... 1-2
Manual Windows............................................2-14
Matching Transmitter(s) to Your Vehicle............... 2-4
Mexico, Central America and Caribbean Islands/
Countries (Except Puerto Rico and U.S. Virgin
Islands) ± Customer Assistance....................... 7-5
Mirrors
Manual Rearview Mirror................................2-30
Outside Convex Mirror.................................2-31
Outside Manual Mirror..................................2-30
Outside Power Mirrors..................................2-30
Model Reference................................................ vi
MyGMLink.com................................................ 7-3
N
New Vehicle Break-In......................................2-17
Normal Maintenance Replacement Parts...........5-104
O
Odometer......................................................3-25
Off-Road Recovery..........................................4-11
Oil
Engine.......................................................5-13
Pressure Gage............................................3-34Older Children, Restraints................................1-35
Online Owner Center........................................ 7-3
Operation Tips................................................3-20
Other Warning Devices...................................... 3-5
Outlet Adjustment............................................3-20
Outside
Convex Mirror.............................................2-31
Manual Mirror.............................................2-30
Power Mirrors.............................................2-30
Overhead Console..........................................2-36
Overseas ± Customer Assistance........................ 7-4
Owners, Canadian............................................... ii
Owner's Information........................................7-12
P
Park (P)
Shifting Into................................................2-25
Shifting Out of............................................2-27
Parking
Brake........................................................2-24
Over Things That Burn.................................2-28
Parking Brake and Automatic Transmission
Park (P) Mechanism Check...........................6-27
Parking on Hills..............................................4-43
Part A - Scheduled Maintenance Services............ 6-4
Part B - Owner Checks and Services................6-24
10

Part C - Periodic Maintenance Inspections..........6-28
Part D - Recommended Fluids and Lubricants....6-30
Part E - Maintenance Record...........................6-32
Passenger Van Models....................................1-51
Passing.................................................4-12, 4-42
Passlock
ž......................................................2-16
Payload.........................................................4-35
Plan Ahead When Possible................................ 7-7
Playing a CD.................................................3-43
Playing the Radio...................................3-39, 3-41
Power
Accessory Outlets........................................3-16
Door Locks.................................................. 2-7
Electrical System.........................................5-96
Seat............................................................ 1-3
Steering Fluid.............................................5-37
Windows....................................................2-15
Power Steering................................................ 4-9
Programmable Automatic Door Locks.................. 2-7
Programming the HomeLink
žTransmitter...........2-31
Q
Questions and Answers About Safety Belts.........1-17
R
Radiator Pressure Cap....................................5-27
Radios..........................................................3-38AM-FM Radio.............................................3-39
Care of Your CD Player...............................3-50
Care of Your CDs........................................3-50
Radio with CD............................................3-41
Rear Seat Audio..........................................3-46
Setting the Time for Radios with HR and
MN Buttons.............................................3-38
Setting the Time for Radios with the
Set Button..............................................3-38
Theft-Deterrent............................................3-47
Understanding Reception..............................3-50
Reading Lamps..............................................2-36
Rear Air Conditioning System...........................3-21
Rear Axle......................................................5-48
Locking........................................................ 4-9
Rear Doors....................................................2-11
Rear Heating System......................................3-21
Rear Safety Belt Comfort Guides......................1-32
Rear Seat Audio (RSA)....................................3-46
Rear Seat Operation......................................... 1-7
Rear Seat Outside Passenger Positions.............1-29
Rear Seat Passengers, Safety Belts..................1-29
Rear Window Defogger....................................3-19
Rearview Mirrors.............................................2-30
Reclining Seatbacks.......................................... 1-4
Recreational Vehicle Towing.............................4-29
Reinstalling the Engine Cover...........................5-21
Remote Keyless Entry System, Operation............ 2-4
Removing the Engine Cover.............................5-17
11

Removing the Flat Tire and Installing the
Spare Tire..................................................5-80
Removing the Rear Seats.................................. 1-7
Removing the Spare Tire and Tools...................5-76
Removing the Wheel Covers............................5-79
Replacement Bulbs.........................................5-55
Replacing Brake System Parts..........................5-42
Replacing Restraint System Parts
After a Crash..............................................1-71
Replacing the Rear Seats.................................. 1-9
Reporting Safety Defects
Canadian Government..................................7-11
General Motors...........................................7-11
United States Government............................7-10
Reprogramming a Single HomeLink
žButton.......2-34
Resetting Defaults...........................................2-34
Restraint System Check...................................6-24
Checking Your Restraint Systems...................1-70
Replacing Restraint System Parts
After a Crash..........................................1-71
Restraint Systems
Checking....................................................1-70
Replacing Parts...........................................1-71
Retained Accessory Power (RAP)......................2-18
Right Front Passenger Position, Safety Belts......1-27
Roadside
Assistance Program....................................... 7-6Rocking Your Vehicle To Get It Out...................4-28
Routing, Engine Drive Belt..............................5-105
Running Your Engine While You Are Parked.......2-29
S
Safety Belt
Reminder Light............................................3-26
Safety Belts
Care of......................................................5-89
Center Passenger Position............................1-27
Driver Position............................................1-18
How to Wear Safety Belts Properly................1-18
Questions and Answers About Safety Belts.....1-17
Rear Safety Belt Comfort Guides for Children
and Small Adults......................................1-32
Rear Seat Passengers.................................1-29
Right Front Passenger Position......................1-27
Safety Belt Extender....................................1-34
Safety Belt Use During Pregnancy.................1-26
Safety Belts Are for Everyone.......................1-13
Safety Chains.................................................4-40
Safety Warnings and Symbols.............................. iii
Sealed Beam Headlamp..................................5-50
12