2004 CHEVROLET ASTRO CARGO VAN bulb

3. Pull out the taillamp assembly so you can see
the socket.4. Press the tab and
turn the socket
counterclockwise to
remove the socket
from the bezel.
If the socket does
not have a tab,
turn the socket
counterclockwise to
remove the socket
from the bezel.
5. Remove the old bulb from the socket and replace
it with a new one.
6. Reverse Steps 1 through 4 to reinstall the taillamp.
5-58

Replacement Bulbs
Exterior Lamp Bulb Number
Back-Up Lamps 1156
Halogen Headlamps
Composite9005
(High Beam)
Halogen Headlamps
Composite9006
(Low Beam)
Halogen Headlamps
Sealed BeamH6054
Parking, Turn Signal Lamps 3157NA
Rear, Stoplamps 2057
Sidemarker Lamps 194
For any bulb not listed here, contact your dealer.
Windshield Wiper Blade
Replacement
Windshield wiper blades should be inspected at least
twice a year for wear and cracking. See “Wiper
Blade Check” inAt Least Twice a Year on page 6-22
for more information.
To replace your
windshield wiper
blade inserts, do
the following:
1. Lift the wiper arm away from the windshield.
2. Pinch the two tabs on the wiper arm and slide
the insert out of the blade.
3. Slide the new one in place.
Make sure the tabs are locked into position. SeeNormal
Maintenance Replacement Parts on page 5-109for
the proper type of replacement blade.
5-59

Automatic Transmission
Fluid..........................................................5-23
Operation...................................................2-22
Automatic Transmission Check..........................6-23
Automatic Transmission Shift Lock Control
System Check.............................................6-24
B
Backing Up....................................................4-42
Battery..........................................................5-44
Battery Replacement......................................... 2-6
Battery Run-Down Protection............................3-15
Before Leaving on a Long Trip.........................4-20
Bench Seat............................................1-10, 1-56
Body Lubrication Service..................................6-23
Brake
Parking......................................................2-25
System Inspection.......................................6-27
System Warning Light..................................3-27
Brake Adjustment............................................5-43
Brake Fluid....................................................5-40
Brake Pedal Travel.........................................5-43
Brake Wear...................................................5-42
Brakes..........................................................5-40
Braking........................................................... 4-6
Braking in Emergencies..................................... 4-8Break-In, New Vehicle.....................................2-18
Bucket Seats, Rear.........................................1-12
Bulb Replacement...........................................5-53
Front Turn Signal Lamps..............................5-57
Halogen Bulbs............................................5-53
Headlamps.................................................5-53
Replacement Bulbs......................................5-59
Taillamps....................................................5-57
Buying New Tires...........................................5-73
C
California Fuel.................................................. 5-5
Canada – Customer Assistance.......................... 7-5
Canadian Owners................................................ ii
Canadian Roadside Assistance........................... 7-7
Canceling the Sliding Door Security Lock...........2-11
Capacities and Specications..........................5-107
Carbon Monoxide...........................2-29, 4-24, 4-35
Care of
Safety Belts................................................5-94
Your CD Player...........................................3-47
Your CDs ...................................................3-47
Cargo Van.....................................................1-49
Cargo Vans...........................................1-41, 1-47
CD Messages................................................3-42
Center Passenger Position, Safety Belts.............1-27
2

FM ...............................................................3-47
Following Distance..........................................4-42
Footnotes................................................6-7, 6-16
Front Axle......................................................5-52
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.........................................................3-34
Gasoline Octane........................................... 5-4
Gasoline Specications.................................. 5-5
Low Warning Light.......................................3-35
System Inspection.......................................6-26
Fuel Regulator................................................2-21
Fuses
Fuses and Circuit Breakers.........................5-101
Windshield Wiper.......................................5-100
G
Gage
Check Gages Warning Light..........................3-34
Engine Coolant Temperature.........................3-28
Fuel..........................................................3-34
Oil Pressure...............................................3-32Gage (cont.)
Speedometer..............................................3-24
Voltmeter Gage...........................................3-26
Garage Door Opener.......................................2-32
Gasoline
Octane........................................................ 5-4
Specications............................................... 5-5
Gate Operator and Canadian Programming........2-35
GM Mobility Program for Persons with
Disabilities.................................................... 7-6
H
Hatch Release................................................2-14
Hazard Warning Flashers................................... 3-4
Head Restraints............................................... 1-6
Headlamp High/Low-Beam Changer.................... 3-7
Headlamp Wiring...........................................5-100
Headlamps....................................................5-53
Bulb Replacement.......................................5-53
Front Turn Signal Lamps..............................5-57
Halogen Bulbs............................................5-53
Highway Hypnosis...........................................4-21
Hill and Mountain Roads..................................4-22
Hitches..........................................................4-39
HomeLink
®Transmitter....................................2-32
HomeLink®Transmitter, Programming................2-33
6

Removing the Engine Cover.............................5-17
Removing the Flat Tire and Installing
the Spare Tire.............................................5-83
Removing the Rear Seats.................................. 1-7
Removing the Spare Tire and Tools...................5-79
Removing the Wheel Covers............................5-83
Replacement Bulbs.........................................5-59
Replacing Brake System Parts..........................5-43
Replacing the Rear Seats.................................. 1-9
Reporting Safety Defects
Canadian Government..................................7-11
General Motors...........................................7-12
United States Government............................7-11
Reprogramming a Single HomeLink
®Button.......2-36
Resetting Defaults...........................................2-36
Restraint System Check...................................6-22
Checking Your Restraint Systems...................1-68
Replacing Restraint System Parts
After a Crash..........................................1-69
Restraint Systems
Checking....................................................1-68
Replacing Parts...........................................1-69
Retained Accessory Power (RAP)......................2-19
Right Front Passenger Position, Safety Belts......1-27
Roadside
Assistance Program....................................... 7-6
Rocking Your Vehicle To Get It Out...................4-28
Routing, Engine Drive Belt..............................5-110
Running Your Engine While You Are Parked.......2-30
S
Safety Belt
Reminder Light............................................3-24
Safety Belts
Care of......................................................5-94
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..................................5-53
Seatback Latches............................................. 1-6
Seats
Bench Seat................................................1-10
Bucket Seats, Rear......................................1-12
Head Restraints............................................ 1-6
Manual........................................................ 1-3
Manual Lumbar............................................. 1-4
Power Seat.................................................. 1-3
12