check engine CHEVROLET ASTRO CARGO VAN 2003 2.G Repair Manual

Fuel (cont.)
Filling a Portable Fuel Container....................5-10
Filling Your Tank........................................... 5-8
Fuels in Foreign Countries.............................. 5-7
Gage.........................................................3-36
Gasoline Octane........................................... 5-5
Gasoline Speci®cations.................................. 5-5
Low Warning Light.......................................3-37
System Inspection.......................................6-30
Fuses...........................................................5-93
Fuses and Circuit Breakers...........................5-93
Windshield Wiper.........................................5-92
G
Gage............................................................3-36
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
Garage Door Opener.......................................2-34
Gasoline......................................................... 5-5
Octane........................................................ 5-5
Speci®cations............................................... 5-5Gasoline (cont.)
Gate Operator and Canadian Programming........2-36
GM Mobility Program for Persons with
Disabilities.................................................... 7-5
H
Hatch Release................................................2-15
Hazard Warning Flashers................................... 3-4
Head Restraints............................................... 1-5
Headlamp High/Low-Beam Changer.................... 3-7
Headlamp Wiring............................................5-92
Headlamps....................................................5-55
Bulb Replacement.......................................5-55
Front Turn Signal Lamps..............................5-59
Halogen Bulbs............................................5-55
Highway Hypnosis...........................................4-22
Hill and Mountain Roads..................................4-22
Hitches..........................................................4-36
HomeLink
žTransmitter, Programming................2-35
HomeLinkžTransmitter....................................2-34
Hood............................................................5-11
Checking Things Under................................5-11
Release.....................................................5-11
Horn............................................................... 3-5
6

How to Add Coolant to the Coolant
Recovery Tank............................................5-34
How to Add Coolant to the Radiator..................5-37
How to Add Fluid............................................5-27
How to Check Lubricant...................................5-53
How to Check Power Steering Fluid..................5-40
How to Check........................................5-25, 5-64
How to Inspect the Engine Air Cleaner/Filter.......5-24
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..........5-32
If Steam Is Coming From Your Engine...............5-31
If the Light Is Flashing.....................................3-32
If the Light Is On Steady.................................3-32
If You Are Stuck in Sand, Mud, Ice or Snow.......4-28
If You Do Decide To Pull A Trailer.....................4-32
If You're Caught in a Blizzard...........................4-26
Ignition Positions.............................................2-19
Ignition Transmission Lock Check......................6-29
Infants and Young Children, Restraints...............1-38
In¯ation Ð Tire Pressure.................................5-64
Inspection......................................................6-31
Brake System.............................................6-31
Engine Cooling System................................6-30Inspection (cont.)
Exhaust System..........................................6-30
Fuel System...............................................6-30
Part C - Periodic Maintenance.......................6-30
Steering, Suspension and Front Drive Axle
Boot and Seal.........................................6-30
Throttle System...........................................6-31
Transfer Case and Front Axle
(All-Wheel Drive)......................................6-31
Installing a Garage Door Opener.......................2-40
Instrument Panel Brightness Control..................3-15
Instrument Panel Fuse Block............................5-93
Instrument Panel.............................................3-24
Cluster.......................................................3-24
Overview..................................................... 3-2
Interior Lamps................................................3-15
J
Jump Starting.................................................5-47
K
Key Lock Cylinders Service..............................6-27
Keyless Entry System....................................... 2-4
Keys............................................................... 2-2
7

L
Lamps On Reminder.......................................3-14
Lamps...........................................................3-12
Exterior......................................................3-12
Interior.......................................................3-15
Lap Belt........................................................1-27
Lap-Shoulder Belt...................................1-18, 1-29
LATCH System...............................................1-52
Child Restraints...........................................1-52
Securing a Child Restraint Designed for the
LATCH System........................................1-54
Latches, Seatback............................................ 1-6
Leaving Your Vehicle With the
Engine Running..........................................2-28
Leaving Your Vehicle.......................................2-10
Light.............................................................3-26
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...........................................3-36Loading Your Vehicle.......................................4-29
Locking Rear Axle............................................ 4-9
Locks............................................................. 2-7
Door........................................................... 2-7
Front Doors.................................................. 2-8
Leaving Your Vehicle....................................2-10
Power Door.................................................. 2-8
Programmable Automatic Door Locks............... 2-9
Long Trip/Highway De®nition.............................. 6-6
Long Trip/Highway Intervals............................... 6-6
Long Trip/Highway Scheduled Maintenance........6-18
Loss of Control...............................................4-13
Low Fuel Warning Light...................................3-37
Luggage Carrier..............................................2-44
Lumbar........................................................... 1-3
Manual Controls............................................ 1-3
M
Maintenance, Normal Replacement Parts..........5-101
Maintenance Schedule.....................................6-26
At Each Fuel Fill.........................................6-26
At Least Once a Month................................6-26
At Least Once a Year..................................6-27
At Least Twice a Year..................................6-26
Brake System Inspection..............................6-31
Engine Cooling System Inspection.................6-30
Exhaust System Inspection...........................6-30
8

Maintenance Schedule (cont.)
Fuel System Inspection................................6-30
How This Section is Organized....................... 6-3
Introduction.................................................. 6-2
Long Trip/Highway Scheduled Maintenance.....6-18
Maintenance Requirements............................. 6-2
Part A - Scheduled Maintenance Services......... 6-4
Part B - Owner Checks and Services.............6-26
Part C - Periodic MaintenanceInspections......6-30
Part D - Recommended Fluids and Lubricants....6-32
Part E - Maintenance Record........................6-34
Selecting the Right Schedule.......................... 6-5
Short Trip/City Scheduled Maintenance............. 6-7
Steering, Suspension and Front Drive Axle
Boot and Seal Inspection..........................6-30
Throttle System Inspection............................6-31
Transfer Case and Front Axle
(All-Wheel Drive) Inspection.......................6-31
Using Your................................................... 6-4
Your Vehicle and the Environment................... 6-2
Maintenance When Trailer Towing.....................4-40
Making Turns.................................................4-38
Malfunction Indicator Light................................3-30
Manual Lumbar Controls.................................... 1-3
Manual Seats................................................... 1-2
Manual Windows............................................2-16
Matching Transmitter(s) to Your Vehicle............... 2-5Mexico, Central America and Caribbean
Islands/Countries (Except Puerto Rico and
U.S. Virgin Islands) ± Customer Assistance....... 7-5
Mirrors..........................................................2-32
Manual Rearview Mirror................................2-32
Outside Convex Mirror.................................2-33
Outside Manual Mirror..................................2-32
Outside Power Mirrors..................................2-32
Model Reference................................................ vi
MyGMLink.com................................................ 7-4
N
New Vehicle Break-In......................................2-19
Normal Maintenance Replacement Parts...........5-101
O
Odometer......................................................3-25
Off-Road Recovery..........................................4-11
Oil ................................................................5-15
Engine.......................................................5-15
Pressure Gage............................................3-34
Older Children, Restraints................................1-35
Online Owner Center........................................ 7-4
9

R
Radiator Pressure Cap....................................5-30
Radios..........................................................3-38
AM-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..............................................2-40
Rear Air Conditioning System...........................3-20
Rear Axle......................................................5-53
Locking........................................................ 4-9
Rear Climate Control System............................3-21
Rear Doors....................................................2-13
Rear Heating System......................................3-19
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....................................3-21Rearview Mirrors.............................................2-32
Reclining Seatbacks.......................................... 1-4
Recreational Vehicle Towing.............................4-29
Reinstalling the Engine Cover...........................5-23
Remote Keyless Entry System, Operation............ 2-5
Remote Keyless Entry System............................ 2-4
Removing the Engine Cover.............................5-20
Removing the Flat Tire and Installing
the Spare Tire.............................................5-76
Removing the Rear Seats.................................. 1-7
Removing the Spare Tire and Tools...................5-72
Removing the Wheel Covers............................5-75
Replacement Bulbs.........................................5-61
Replacing Brake System Parts..........................5-46
Replacing Restraint System Parts After a Crash.....1-71
Replacing the Rear Seats.................................. 1-9
Reporting Safety Defects.................................7-11
Canadian Government..................................7-11
General Motors...........................................7-11
United States Government............................7-10
Reprogramming a Single HomeLink
žButton.......2-37
Resetting Defaults...........................................2-37
Restraint System Check...................................6-26
Checking Your Restraint Systems...................1-71
Replacing Restraint System Parts
After a Crash..........................................1-71
11

Restraint System Check (cont.)
Restraint Systems...........................................1-71
Checking....................................................1-71
Replacing Parts...........................................1-71
Retained Accessory Power (RAP)......................2-20
Right Front Passenger Position, Safety Belts......1-27
Roadside......................................................... 7-6
Assistance Program....................................... 7-6
Rocking Your Vehicle To Get It Out...................4-28
Running Your Engine While You Are Parked.......2-31
S
Safety Belt.....................................................3-26
Reminder Light............................................3-26
Safety Belts...................................................5-86
Care of......................................................5-86
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.......................1-13Safety Chains.................................................4-36
Safety Warnings and Symbols.............................. iii
Sealed Beam Headlamp..................................5-55
Seatback Latches............................................. 1-6
Seat............................................................... 1-5
Head Restraints............................................ 1-5
Seats............................................................1-11
Bench Seat................................................1-11
Bucket Seats, Rear......................................1-12
Manual Lumbar............................................. 1-3
Manual........................................................ 1-2
Power Seat.................................................. 1-3
Rear Seat Operation...................................... 1-7
Reclining Seatbacks...................................... 1-4
Seatback Latches.......................................... 1-6
Securing a Child Restraint................................1-57
Center Seat Position....................................1-57
Designed for the LATCH System...................1-54
Rear Outside Seat Position...........................1-54
Right Front Seat Position..............................1-59
Security Light.................................................3-35
Selecting the Fan Speed..................................3-20
Selecting the Right Schedule, Maintenance.......... 6-5
Service Bulletins.............................................7-12
Service Engine Soon Light in the United States
or Check Engine Light in Canada..................3-30
Service Manuals.............................................7-11
12

Service........................................................... 5-3
Adding Equipment to the Outside
of Your Vehicle.......................................... 5-4
All-Wheel-Drive Light....................................3-35
Doing Your Own Work................................... 5-3
Engine Soon Light.......................................3-30
Publications Ordering Information...................7-11
Servicing Your Air Bag-Equipped Vehicle............1-69
Setting Preset Stations............................3-39, 3-42
Setting the Temperature...................................3-20
Setting the Time.............................................3-38
Radios with HR and MN Buttons...................3-38
Radios with the Set Button...........................3-38
Setting the Tone (Bass/Treble)..................3-40, 3-43
Sheet Metal Damage.......................................5-88
Shifting Into Park (P).......................................2-27
Shifting Out of Park (P)...................................2-29
Short Trip/City De®nition.................................... 6-5
Short Trip/City Intervals..................................... 6-5
Short Trip/City Scheduled Maintenance................ 6-7
Shoulder Belt Height Adjuster...........................1-20
Skidding........................................................4-13
Sliding Door Security Lock...............................2-11
Sliding Side Door............................................2-10
Some Other Rainy Weather Tips.......................4-18
Spare Tire Check............................................6-27
Special Fabric Cleaning Problems.....................5-84
Speci®cations, Capacities.................................5-99Speedometer..................................................3-25
Starter Switch Check.......................................6-28
Starting Your Engine.......................................2-21
Steering in Emergencies..................................4-10
Steering, Suspension and Front Drive Axle Boot
and Seal Inspection.....................................6-30
Steering Tips................................................... 4-9
Steering.......................................................... 4-9
Storage Areas................................................2-38
Convenience Net.........................................2-45
Luggage Carrier..........................................2-44
Overhead Console.......................................2-39
Storing a Flat or Spare Tire and Tools...............5-81
Stuck in Sand, Mud, Ice or Snow......................4-28
Sun Visors.....................................................2-17
Sunglasses Storage Compartment.....................2-44
T
Taillamps.......................................................5-60
Theft-Deterrent, Radio.....................................3-47
Theft-Deterrent Systems...................................2-18
Passlock
ž...................................................2-18
Throttle System Inspection...............................6-31
Tilt Wheel........................................................ 3-5
Tire In¯ation Check.........................................6-26
13

V
Vehicle Identi®cation........................................5-91
Number (VIN).............................................5-91
Service Parts Identi®cation Label...................5-91
Vehicle Storage..............................................5-47
Vehicle............................................................ 4-6
Control........................................................ 4-6
Damage Warnings........................................... iv
Loading......................................................4-29
Symbols......................................................... iv
Visor Vanity Mirror..........................................2-17
Visors...........................................................2-17
Voltmeter Gage..............................................3-28
W
Warning Lights, Gages and Indicators................3-23
Warnings......................................................... 3-4
Hazard Warning Flashers............................... 3-4
Other Warning Devices.................................. 3-5
Safety and Symbols......................................... iii
Vehicle Damage.............................................. iv
Washing Your Vehicle......................................5-86
Weatherstrip Lubrication...................................6-27Weight of the Trailer Tongue.............................4-35
Weight of the Trailer........................................4-33
What Kind of Engine Oil to Use........................5-17
What to Do with Used Oil................................5-19
What to Use..........................5-28, 5-40, 5-41, 5-53
Wheels..........................................................5-69
Alignment and Tire Balance..........................5-69
Replacement...............................................5-69
When to Add Engine Oil..................................5-16
When to Change Engine Oil.............................5-18
When to Check and Change............................5-25
When to Check Lubricant.................................5-53
When to Check Power Steering Fluid................5-40
When to Check..............................................5-64
When to Inspect the Engine Air Cleaner/Filter.....5-24
When You Are Ready to Leave After Parking on
a Hill.........................................................4-40
Where to Put the Restraint...............................1-47
Why Safety Belts Work....................................1-14
Windows.......................................................2-16
Manual......................................................2-16
Power........................................................2-17
Windshield Washer Fluid Level Check................6-26
Windshield Washer........................................... 3-8
Fluid..........................................................5-41
15