2004 CHEVROLET ASTRO power steering

Part D: Recommended Fluids and
Lubricants
Fluids and lubricants identi®ed below by name, part
number or speci®cation may be obtained from your
dealer.
Usage Fluid/Lubricant
Engine OilEngine oil which meets GM
Standard GM6094M and displays
the American Petroleum Institute
Certi®ed for Gasoline Engines
starburst symbol. To determine the
proper viscosity for your vehicle's
engine, see
Engine Oil on
page 5-13.
Engine Coolant50/50 mixture of clean, drinkable
water and use only
DEX-COOL
žCoolant. SeeEngine
Coolant on page 5-24.
Hydraulic Brake
SystemDelco Supreme 11 Brake Fluid or
equivalent DOT-3 brake ¯uid.
Usage Fluid/Lubricant
Windshield
Washer SolventGM Optikleen
žWasher Solvent.
Parking Brake
Cable GuidesChassis Lubricant (GM Part No.
U.S. 12377985, in Canada
88901242) or lubricant meeting
requirements of NLGI #2, Category
LB or GC-LB.
Power Steering
SystemGM Power Steering Fluid (GM Part
No. U.S. 89021184, in Canada
89021186).
Automatic
TransmissionDEXRON
ž-III Automatic
Transmission Fluid.
Key Lock
CylindersMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 10953474).
Chassis
LubricationChassis Lubricant (GM Part No.
U.S. 12377985, in Canada
88901242) or lubricant meeting
requirements of NLGI #2, Category
LB or GC-LB.
6-30

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

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

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

Washing Your Vehicle......................................5-90
Weatherstrip Lubrication...................................6-25
Weight of the Trailer........................................4-37
Weight of the Trailer Tongue.............................4-38
What Kind of Engine Oil to Use........................5-14
What to Do with Used Oil................................5-17
What to Use..........................5-26, 5-37, 5-38, 5-48
Wheels
Alignment and Tire Balance..........................5-72
Replacement...............................................5-72
When to Add Engine Oil..................................5-14
When to Change Engine Oil.............................5-16
When to Check..............................................5-67
When to Check and Change............................5-22
When to Check Lubricant.................................5-48
When to Check Power Steering Fluid................5-37
When to Inspect the Engine Air
Cleaner/Filter..............................................5-21
When You Are Ready to Leave After
Parking on a Hill.........................................4-43Where to Put the Restraint...............................1-47
Why Safety Belts Work....................................1-14
Windows.......................................................2-14
Manual......................................................2-14
Power........................................................2-15
Windshield Washer........................................... 3-8
Fluid..........................................................5-38
Windshield Washer Fluid Level Check................6-24
Windshield Wiper
Blade Replacement......................................5-56
Fuses........................................................5-96
Windshield Wipers............................................ 3-8
Winter Driving................................................4-24
Wiper Blade Check.........................................6-25
Y
Your Vehicle and the Environment....................... 6-2
16