2004 CHEVROLET BLAZER trailer

75,000 Miles (125 000 km)
❑Change engine oil and lter (or every 12 months,
whichever occurs rst).An Emission Control
Service.
❑Lubricate chassis components (or every 12 months,
whichever occurs rst).(See footnote #.)
❑Inspect engine air cleaner lter. SeeEngine Air
Cleaner/Filter on page 5-17for more information.An
Emission Control Service. (See footnote †.)
❑Check rear/front axle uid level and add uid as
needed. Check constant velocity joints and axle seals
for leaking.(See footnote **.)
❑Change automatic transmission uid and lter if the
vehicle is mainly driven under one or more of these
conditions:
In heavy city traffic where the outside
temperature regularly reaches 90°F (32°C) or
higher.
In hilly or mountainous terrain. When doing frequent trailer towing.
Uses such as found in taxi, police or delivery
service.
If you do not use your vehicle under any of these
conditions, change the uid and lter every 50,000 miles
(83 000 km).
❑Rotate tires. SeeTire Inspection and Rotation on
page 5-68for proper rotation pattern and additional
information.(See footnote +.)
82,500 Miles (137 500 km)
❑Change engine oil and lter (or every 12 months,
whichever occurs rst).An Emission Control
Service.
❑Lubricate chassis components (or every 12 months,
whichever occurs rst).(See footnote #.)
❑Check rear/front axle uid level and add uid as
needed. Check constant velocity joints and axle seals
for leaking.(See footnote **.)
❑Rotate tires. SeeTire Inspection and Rotation on
page 5-68for proper rotation pattern and additional
information.(See footnote +.)
6-23

90,000 Miles (150 000 km)
❑Change engine oil and lter (or every 12 months,
whichever occurs rst).An Emission Control
Service.
❑Lubricate chassis components (or every 12 months,
whichever occurs rst).(See footnote #.)
❑Check rear/front axle uid level and add uid as
needed. Check constant velocity joints and axle seals
for leaking.(See footnote **.)
❑Change automatic transmission uid and lter if the
vehicle is mainly driven under one or more of these
conditions:
In heavy city traffic where the outside
temperature regularly reaches 90°F (32°C) or
higher.
In hilly or mountainous terrain.
When doing frequent trailer towing.
Uses such as found in taxi, police or delivery
service.
If you do not use your vehicle under any of these
conditions, change the uid and lter every 50,000 miles
(83 000 km).❑Replace fuel lter.An Emission Control Service. (See
footnote †.)
❑Replace engine air cleaner lter. SeeEngine Air
Cleaner/Filter on page 5-17for more information.
An Emission Control Service.
❑Rotate tires. SeeTire Inspection and Rotation on
page 5-68for proper rotation pattern and additional
information.(See footnote +.)
97,500 Miles (162 500 km)
❑Change engine oil and lter (or every 12 months,
whichever occurs rst).An Emission Control
Service.
❑Lubricate chassis components (or every 12 months,
whichever occurs rst).(See footnote #.)
❑Check rear/front axle uid level and add uid as
needed. Check constant velocity joints and axle seals
for leaking.(See footnote **.)
❑Rotate tires. SeeTire Inspection and Rotation on
page 5-68for proper rotation pattern and additional
information.(See footnote +.)
6-24

Driving in Water..............................................4-29
Driving On Grades..........................................4-69
Driving on Off-Road Hills.................................4-19
Driving on Snow or Ice....................................4-41
Driving Through Deep Standing Water...............4-34
Driving Through Flowing Water.........................4-34
Driving Uphill..................................................4-21
Driving with a Trailer.......................................4-67
E
Electrical System
Add-On Equipment......................................5-98
Fuses and Circuit Breakers...........................5-99
Headlamps.................................................5-98
Power Windows and Other Power Options......5-98
Windshield Wiper Fuses...............................5-98
Electronic Transfer Case..................................2-29
Emergency Release for Opening Tailgate...........2-15
Emissions Inspection and Maintenance
Programs...................................................3-32
Engine
Air Cleaner/Filter.........................................5-17
Battery.......................................................5-42
Check and Service Engine Soon Light............3-30
Coolant......................................................5-24
Coolant Heater............................................2-22
Coolant Temperature Gage...........................3-29
Cooling System Inspection............................6-31Engine (cont.)
Drive Belt Routing.......................................6-36
Engine Compartment Overview......................5-12
Exhaust.....................................................2-40
Fan Noise..................................................5-36
Oil .............................................................5-13
Overheating................................................5-27
Starting......................................................2-20
Engine Compartment Fuse Block.....................5-101
Engine Coolant Level Check.............................6-26
Engine Oil Additives........................................5-16
Engine Oil Level Check...................................6-26
Engine Specications...................................5-103
Engine Speed Control.....................................2-21
Entry Lighting.................................................3-15
Environmental Concerns..................................4-17
Erasing HomeLink
®Buttons..............................2-48
Event Data Recorders (EDR)............................. 7-9
Exit Lighting...................................................3-16
Express Down Window....................................2-12
Extender, Safety Belt.......................................1-30
Exterior Lamps...............................................3-12
F
Filter
Engine Air Cleaner......................................5-17
Finding a Program Type (PTY)
Station.......................................3-44, 3-53, 3-64
5

Glove Box.....................................................2-49
GM Mobility Program for Persons with
Disabilities.................................................... 7-5
H
Hazard Warning Flashers................................... 3-4
Head Restraints............................................... 1-6
Headlamp High/Low-Beam Changer.................... 3-7
Headlamps....................................................5-50
Bulb Replacement.......................................5-50
Electrical System.........................................5-98
Halogen Bulbs............................................5-50
One-Piece Front Turn Signal Lamps...............5-52
Two-Piece Front Turn Signal Lamps...............5-53
Heated Seats................................................... 1-4
Heating.........................................................3-18
Highway Hypnosis...........................................4-38
Hill and Mountain Roads..................................4-38
Hitches..........................................................4-65
HomeLink
®Transmitter....................................2-44
HomeLink®Transmitter, Programming................2-46
Hood
Checking Things Under................................5-10
Release.....................................................5-10
Horn............................................................... 3-5
How to Add Coolant to the Coolant
Recovery Tank............................................5-31
How to Add Coolant to the Radiator..................5-33How to Add Fluid....................................5-22, 5-23
How to Check................................5-20, 5-22, 5-68
How to Check and Add Fluid............................5-24
How to Check Lubricant..........................5-47, 5-49
How to Check Power Steering Fluid..................5-37
How to Inspect the Engine Air Cleaner/Filter.......5-18
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-13
Hydraulic Clutch.............................................5-23
Hydraulic Clutch System Check........................6-27
Hydroplaning..................................................4-34
I
If No Steam Is Coming From Your Engine..........5-28
If Steam Is Coming From Your Engine...............5-27
If the Light Is Flashing.....................................3-31
If the Light Is On Steady.................................3-32
If You Are Caught in a Blizzard.........................4-42
If You Are Stuck in Sand, Mud, Ice or Snow.......4-44
If You Decide To Pull A Trailer..........................4-61
Ignition Positions.............................................2-19
Ignition Transmission Lock Check......................6-29
Infants and Young Children, Restraints...............1-34
Ination - Tire Pressure...................................5-67
Inspection
Brake System.............................................6-32
Engine Cooling System................................6-31
Exhaust System..........................................6-31
7

Locking Rear Axle...........................................4-10
Lockout Protection..........................................2-10
Locks
Door........................................................... 2-7
Leaving Your Vehicle....................................2-10
Lockout Protection.......................................2-10
Power Door.................................................. 2-8
Programmable Automatic Door Locks............... 2-8
Rear Door Security Locks.............................2-10
Long Trip/Highway Denition.............................. 6-6
Long Trip/Highway Intervals............................... 6-6
Long Trip/Highway Scheduled Maintenance........6-18
Loss of Control...............................................4-14
Low Fuel Warning Light...................................3-36
Luggage Carrier..............................................2-57
Lumbar
Power Controls............................................. 1-3
M
Maintenance Schedule
At Each Fuel Fill.........................................6-26
At Least Once a Month................................6-26
At Least Once a Year..................................6-28
At Least Twice a Year..................................6-27
Brake System Inspection..............................6-32
Engine Cooling System Inspection.................6-31
Exhaust System Inspection...........................6-31
Fuel System Inspection................................6-31Maintenance Schedule (cont.)
How This Section is Organized....................... 6-3
Introduction.................................................. 6-2
Long Trip/Highway Scheduled Maintenance.....6-18
Maintenance Requirements............................. 6-2
Normal Maintenance Replacement Parts.........6-35
Part A - Scheduled Maintenance Services......... 6-4
Part B - Owner Checks and Services.............6-26
Part C - Periodic Maintenance Inspections......6-31
Part D - Recommended Fluids
and Lubricants.........................................6-33
Part E - Maintenance Record........................6-37
Selecting the Right Schedule.......................... 6-5
Short Trip/City Scheduled Maintenance............. 6-6
Steering, Suspension and Front Drive Axle
Boot and Seal Inspection..........................6-31
Throttle System Inspection............................6-32
Transfer Case and Front Axle
(Four-Wheel Drive) Inspection....................6-32
Using Your................................................... 6-4
Your Vehicle and the Environment................... 6-2
Maintenance When Trailer Towing.....................4-71
Making Turns.................................................4-68
Malfunction Indicator Light................................3-30
Manual Seats................................................... 1-2
Manual Transmission.......................................2-21
Fluid..........................................................5-22
Operation...................................................2-26
Manual Transmission Check.............................6-27
Memory Seat.................................................2-64
9

Storage Areas (cont.)
Front Storage Area......................................2-56
Glove Box..................................................2-49
Luggage Carrier..........................................2-57
Overhead Console.......................................2-49
Rear Convenience System............................2-60
Rear Storage Area.......................................2-59
Storing a Flat or Spare Tire and Tools...............5-85
Stuck in Sand, Mud, Ice or Snow......................4-44
Sun Visors.....................................................2-16
Sunglasses Storage Compartment.....................2-53
Sunroof.........................................................2-62
Swing-Out Windows........................................2-13
T
Tachometer....................................................3-24
Tailgate Release.............................................2-14
Tailgate-Mounted Spare...................................2-16
Taillamps.......................................................5-54
Temperature and Compass Display....................2-52
Testing the Alarm............................................2-17
Theft-Deterrent, Radio.....................................3-72
Theft-Deterrent Systems...................................2-16
Content Theft-Deterrent................................2-16
Passlock
®...................................................2-18
Throttle System Inspection...............................6-32
Tilt Wheel........................................................ 3-5
Time Delay....................................................2-43Tire Ination Check.........................................6-26
Tire Sidewall Labeling......................................5-58
Tire Size.......................................................5-63
Tire Terminology and Denitions........................5-64
Tires.............................................................5-57
Buying New Tires........................................5-70
Chains.......................................................5-74
Changing a Flat Tire....................................5-76
Compact Spare Tire.....................................5-88
If a Tire Goes Flat.......................................5-75
Ination - Tire Pressure................................5-67
Inspection and Rotation................................5-68
Spare Tire..................................................5-89
Uniform Tire Quality Grading.........................5-71
Wheel Alignment and Tire Balance.................5-72
Wheel Replacement.....................................5-73
When It Is Time for New Tires......................5-70
Matching Transmitter(s) to Your Vehicle............... 2-6
To Use the Engine Coolant Heater....................2-22
Top Strap......................................................1-41
Top Strap Anchor Location...............................1-43
Torque Lock...................................................2-38
Total Weight on Your Vehicle’s Tires..................4-65
Tow/Haul Mode...............................................2-26
Tow/Haul Mode Light.......................................3-35
Towing
Recreational Vehicle.....................................4-46
Towing a Trailer..........................................4-60
Your Vehicle...............................................4-46
Trailer Brakes.................................................4-66
14

Trailer Wiring Harness.....................................4-71
Transfer Case................................................5-48
Transfer Case and Front Axle
(Four-Wheel Drive) Inspection.......................6-32
Transmission
Fluid, Automatic...........................................5-19
Fluid, Manual..............................................5-22
Up-Shift Light..............................................3-27
Transmission Operation, Automatic....................2-23
Transmission Operation, Manual........................2-26
Transmission, Transaxle, Transfer Case Unit
Repair Manual............................................7-11
Transportation Options...................................... 7-8
Traveling to Remote Areas...............................4-17
Trip Odometer................................................3-24
Turn and Lane-Change Signals.......................... 3-6
Turn Signal/Multifunction Lever........................... 3-5
Turn Signals When Towing a Trailer..................4-68
U
Underbody Flushing Service.............................6-30
Understanding Radio Reception........................3-72
Uniform Tire Quality Grading............................5-71
United States – Customer Assistance.................. 7-4
Up-Shift Light.................................................2-28Used Replacement Wheels..............................5-74
Using HomeLink
®...........................................2-48
Using Song List Mode.....................................3-70
Using the Recovery Hooks...............................4-45
V
Vehicle
Control........................................................ 4-7
Damage Warnings........................................... iv
Design......................................................... 4-2
Loading......................................................4-54
Parking Your...............................................2-39
Symbols......................................................... iv
Vehicle Data Collection and Event Data
Recorders.................................................... 7-9
Vehicle Identication
Number (VIN).............................................5-97
Service Parts Identication Label...................5-97
Vehicle Personalization
Memory Seat..............................................2-64
Vehicle Storage..............................................5-42
Ventilation Adjustment......................................3-20
Visors...........................................................2-16
Voltmeter Gage..............................................3-26
15

W
Warning Lights, Gages and Indicators................3-21
Warnings
Hazard Warning Flashers............................... 3-4
Other Warning Devices.................................. 3-4
Safety and Symbols......................................... iii
Vehicle Damage.............................................. iv
Washing Your Vehicle......................................5-92
Weatherstrip Lubrication...................................6-27
Weight of the Trailer........................................4-62
Weight of the Trailer Tongue.............................4-64
Weight-Distributing Hitches and Weight
Carrying Hitches..........................................4-65
What Kind of Engine Oil to Use........................5-14
What to Add..................................................5-40
What to Do with Used Oil................................5-17
What to Use..................5-25, 5-37, 5-38, 5-47, 5-49
Wheels
Alignment and Tire Balance..........................5-72
Replacement...............................................5-73
Wheels and Tires..........................................5-103
When to Add Engine Oil..................................5-14
When to Change Engine Oil.............................5-16
When to Check......................................5-22, 5-68
When to Check and Change............................5-19
When to Check and Change Lubricant.......5-47, 5-49When to Check and What to Use.....................5-24
When to Check Power Steering Fluid................5-37
When to Inspect the Engine Air Cleaner/Filter.....5-18
When You Are Ready to Leave After
Parking on a Hill.........................................4-70
Where to Put the Restraint...............................1-40
Why Safety Belts Work..................................... 1-9
Window Lockout.............................................2-12
Windows.......................................................2-11
Power........................................................2-12
Rear Window..............................................2-13
Swing-Out Windows.....................................2-13
Windshield Washer
Fluid..........................................................5-38
Windshield Washer Fluid Level Check................6-26
Windshield Wiper
Blade Replacement......................................5-55
Fuses........................................................5-98
Windshield Wipers............................................ 3-8
Winter Driving................................................4-40
Wiper Blade Check.........................................6-27
Y
Your Driving, the Road, and Your Vehicle............. 4-2
Your Vehicle and the Environment....................... 6-2
16