maintenance CHEVROLET BLAZER 2004 2.G Service Manual

Service Bulletins
Service Bulletins give technical service information
needed to knowledgeably service General Motors cars
and trucks. Each bulletin contains instructions to
assist in the diagnosis and service of your vehicle.
In Canada, information pertaining to Product Service
Bulletins can be obtained by contacting your General
Motors dealer or by calling 1-800-GM-DRIVE
(1-800-463-7483).
Owner’s Information
Owner publications are written specically for owners
and intended to provide basic operational information
about the vehicle. The owner’s manual will include
the Maintenance Schedule for all models.
In-Portfolio: Includes a Portfolio, Owner’s Manual, and
Warranty Booklet.
RETAIL SELL PRICE: $35.00
Without Portfolio: Owner’s Manual only.
RETAIL SELL PRICE: $25.00
Current and Past Model Order Forms
Service Publications are available for current and
past model GM vehicles. To request an order form,
please specify year and model name of the vehicle.
ORDER TOLL FREE: 1-800-551-4123
Monday-Friday 8:00 AM - 6:00 PM Eastern
Time
For Credit Card Orders Only
(VISA-MasterCard-Discover), visit Helm, Inc. on the
World Wide Web at: www.helminc.com
Or you can write to:
Helm, Incorporated
P. O. Box 07130
Detroit, MI 48207
Prices are subject to change without notice and without
incurring obligation. Allow ample time for delivery.
Note to Canadian Customers: All listed prices are
quoted in U.S. funds. Canadian residents are to make
checks payable in U.S. funds.
7-12

A
About Driving Your Vehicle................................. 0-2
Adding Equipment to Your Air Bag-Equipped
Vehicle.......................................................1-58
Adding Washer Fluid.......................................5-38
Additional Program Information........................... 7-9
Additives, Fuel................................................. 5-6
Add-On Electrical Equipment............................5-98
Add-On Equipment..........................................4-60
Adjusting the Speakers
(Balance/Fade)....................3-40, 3-43, 3-52, 3-63
After Off-Road Driving.....................................4-30
Air Bag
Readiness Light..........................................3-25
Air Bag System..............................................1-52
Adding Equipment to Your Air
Bag-Equipped Vehicle...............................1-58
How Does an Air Bag Restrain?....................1-56
Servicing Your Air Bag-Equipped Vehicle.........1-58
What Makes an Air Bag Inate?....................1-56
What Will You See After an Air Bag Inates?.....1-56
When Should an Air Bag Inate?...................1-55
Where Are the Air Bags?..............................1-54
Air Cleaner/Filter, Engine.................................5-17
Airbag Sensing and Diagnostic Module (SDM)...... 7-9
AM ...............................................................3-72
AM-FM Radio.................................................3-38
Antenna, Fixed Mast.......................................3-74
Anti-lock Brake System..................................... 4-8Anti-Lock Brake, System Warning Light..............3-29
Appearance Care............................................5-89
Care of Safety Belts....................................5-92
Chemical Paint Spotting...............................5-95
Cleaning the Inside of Your Vehicle................5-90
Cleaning the Outside of Your Vehicle..............5-92
Finish Damage............................................5-95
Sheet Metal Damage...................................5-95
Underbody Maintenance...............................5-95
Vehicle Care/Appearance Materials................5-96
Weatherstrips..............................................5-92
Approaching a Hill..........................................4-20
Ashtrays........................................................3-17
Assist Handles...............................................2-57
Audio System(s).............................................3-37
AM-FM Radio.............................................3-38
Care of Your Cassette Tape Player................3-72
Care of Your CD Player...............................3-74
Care of Your CDs........................................3-74
Fixed Mast Antenna.....................................3-74
Radio with Cassette and CD.........................3-49
Radio with CD............................................3-41
Radio with Six-Disc CD................................3-60
Setting the Time for Radios with Radio
Data Systems (RDS)................................3-38
Setting the Time for Radios without
Radio Data Systems (RDS).......................3-37
Theft-Deterrent Feature................................3-72
Understanding Radio Reception.....................3-72
Automatic Headlamp System............................3-13
1

Center Rear Passenger Position, Safety Belts.....1-26
Center Seat Positions, Child Restraints..............1-51
Certication/Tire Label.....................................4-58
Chains, Tires..................................................5-74
Charging System Light....................................3-26
Check
Engine Light...............................................3-30
Gages Warning Light...................................3-35
Checking Brake Fluid......................................5-40
Checking Coolant............................................5-25
Checking Engine Oil........................................5-13
Checking Things Under the Hood......................5-10
Chemical Paint Spotting...................................5-95
Child Restraints
Center Seat Positions..................................1-51
Child Restraint Systems...............................1-37
Infants and Young Children...........................1-34
Lower Anchorages and Top Tethers
for Children (LATCH System).....................1-44
Older Children.............................................1-31
Securing a Child Restraint Designed
for the LATCH System..............................1-46
Securing a Child Restraint in a Rear
Outside Seat Position...............................1-46
Securing a Child Restraint in the
Right Front Seat Position..........................1-48
Top Strap...................................................1-41
Top Strap Anchor Location............................1-43
Where to Put the Restraint...........................1-40
Cigarette Lighter.............................................3-17Cleaning
Inside of Your Vehicle..................................5-90
Outside of Your Vehicle................................5-92
Underbody Maintenance...............................5-95
Weatherstrips..............................................5-92
Cleaning Aluminum Wheels..............................5-94
Cleaning Exterior Lamps/Lenses.......................5-93
Cleaning Fabric/Carpet....................................5-90
Cleaning Glass Surfaces..................................5-91
Cleaning Interior Plastic Components.................5-91
Cleaning Leather............................................5-91
Cleaning the Mirror.........................................2-43
Cleaning the Photocells...................................2-43
Cleaning the Top of the Instrument Panel...........5-91
Cleaning the Windshield, Backglass and
Wiper Blades..............................................5-94
Cleaning Tires................................................5-94
Cleaning Vinyl................................................5-90
Cleaning Wood Panels....................................5-91
Climate Control System...................................3-17
Outlet Adjustment........................................3-20
Clutch, Hydraulic.............................................5-23
Column Shift Lever.........................................2-36
Compact Spare Tire........................................5-88
Console Shift Lever.........................................2-37
Content Theft-Deterrent....................................2-16
Control of a Vehicle.......................................... 4-7
Convenience Net............................................2-59
Convenience System, Rear..............................2-60
3

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

Inspection (cont.)
Fuel System...............................................6-31
Part C - Periodic Maintenance.......................6-31
Steering, Suspension and Front Drive
Axle Boot and Seal..................................6-31
Throttle System...........................................6-32
Transfer Case and Front Axle
(Four-Wheel Drive)...................................6-32
Installing a Garage Door Opener.......................2-50
Instrument Panel
Cluster.......................................................3-22
Overview..................................................... 3-2
Instrument Panel Fuse Block............................5-99
Instrumental Panel Brightness...........................3-15
Interior Lamps................................................3-15
J
Jump Starting.................................................5-43
K
Key Lock Cylinders Service..............................6-28
Key Release Button........................................2-20
Keyless Entry System....................................... 2-4
Keys............................................................... 2-3
L
Lamps
Exterior......................................................3-12
Interior.......................................................3-15
Lamps On Reminder.......................................3-13
Lap Belt................................................1-21, 1-27
Lap-Shoulder Belt...........................................1-14
LATCH System
Child Restraints...........................................1-44
Securing a Child Restraint Designed for the
LATCH System........................................1-46
Leaving Your Vehicle.......................................2-10
Leaving Your Vehicle With the Engine Running......2-38
Light
Air Bag Readiness.......................................3-25
Anti-Lock Brake System Warning...................3-29
Brake System Warning.................................3-28
Charging System.........................................3-26
Check Gages Warning.................................3-35
Gate Ajar...................................................3-35
Low Fuel Warning.......................................3-36
Malfunction Indicator....................................3-30
Safety Belt Reminder...................................3-24
Security.....................................................3-34
Service Four-Wheel-Drive Warning Light.........3-34
Tow/Haul Mode...........................................3-35
Up-Shift.....................................................3-27
Loading Your Vehicle.......................................4-54
Loading Your Vehicle for Off-Road Driving..........4-16
8

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

Mexico, Central America and Caribbean Islands/
Countries (Except Puerto Rico and U.S. Virgin
Islands) – Customer Assistance....................... 7-5
Mirrors
Automatic Dimming Rearview........................2-42
Manual Rearview Mirror................................2-42
Outside Automatic Dimming Mirror.................2-44
Outside Convex Mirror.................................2-44
Outside Heated Mirrors................................2-44
Outside Manual Mirror..................................2-43
Outside Power Mirrors..................................2-43
Model Reference................................................ vi
MyGMLink.com................................................ 7-3
N
New Vehicle Break-In......................................2-18
Normal Maintenance Replacement Parts............6-35
O
Odometer......................................................3-24
Odometer, Trip...............................................3-24
Off-Road Recovery..........................................4-12
Oil
Engine.......................................................5-13
Pressure Gage............................................3-33
Older Children, Restraints................................1-31Online Owner Center........................................ 7-3
Operating Your All-Wheel-Drive Vehicle Off
Paved Roads..............................................4-15
Other Warning Devices...................................... 3-4
Outlet Adjustment............................................3-20
Outside
Automatic Dimming Mirror.............................2-44
Convex Mirror.............................................2-44
Heated Mirrors............................................2-44
Manual Mirror.............................................2-43
Power Mirrors.............................................2-43
Overhead Console..........................................2-49
Overseas – Customer Assistance........................ 7-5
Owners, Canadian............................................... ii
Owner’s Information........................................7-12
P
Park (P)
Shifting Into................................................2-36
Shifting Out of............................................2-39
Parking
Brake........................................................2-35
Over Things That Burn.................................2-40
Parking Brake and Automatic Transmission
Park (P) Mechanism Check...........................6-30
Parking on Hills..............................................4-69
Parking Your Vehicle.......................................2-39
10

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
Passing.................................................4-13, 4-68
Passlock
®......................................................2-18
Payload.........................................................4-60
Plan Ahead When Possible................................ 7-8
Playing a Cassette Tape..................................3-55
Playing a CD.................................3-47, 3-58, 3-66
Playing a Specic Loaded CD..........................3-68
Playing the Radio...................3-38, 3-41, 3-49, 3-60
Power
Door Locks.................................................. 2-8
Electrical System.........................................5-98
Lumbar Controls........................................... 1-3
Seat............................................................ 1-3
Steering Fluid.............................................5-36
Windows....................................................2-12
Power Steering...............................................4-10
Programmable Automatic Door Locks.................. 2-8
Programming the HomeLink
®Transmitter...........2-46
Q
Questions and Answers About Safety Belts.........1-12
R
Radiator Pressure Cap....................................5-26
Radio Data System (RDS)...............3-44, 3-52, 3-63
Radio Messages.............................3-40, 3-47, 3-55
Radios..........................................................3-37
AM-FM Radio.............................................3-38
Care of Your Cassette Tape Player................3-72
Care of Your CD Player...............................3-74
Care of Your CDs........................................3-74
Radio with Cassette and CD.........................3-49
Radio with CD............................................3-41
Radio with Six-Disc CD................................3-60
Setting the Time for Radios with Radio
Data Systems (RDS)................................3-38
Setting the Time for Radios without
Radio Data Systems (RDS).......................3-37
Theft-Deterrent............................................3-72
Understanding Reception..............................3-72
RDS Messages..............................3-46, 3-54, 3-65
Rear Axle......................................................5-47
Locking......................................................4-10
Rear Door Security Locks................................2-10
Rear Safety Belt Comfort Guides......................1-28
Rear Seat Operation......................................... 1-6
Rear Seat Outside Passenger Positions.............1-23
Rear Seat Passengers, Safety Belts..................1-23
Rear Storage Area..........................................2-59
Rear Window.................................................2-13
Rear Window Defogger....................................3-20
11

Seats (cont.)
Manual........................................................ 1-2
Memory.....................................................2-64
Power Lumbar.............................................. 1-3
Power Seats................................................. 1-3
Rear Seat Operation...................................... 1-6
Reclining Seatbacks...................................... 1-4
Securing a Child Restraint
Designed for the LATCH System...................1-46
Rear Outside Seat Position...........................1-46
Right Front Seat Position..............................1-48
Security Light.................................................3-34
Security While You Travel.................................. 7-6
Selecting the Right Schedule, Maintenance.......... 6-5
Service........................................................... 5-3
Adding Equipment to the Outside of
Your Vehicle.............................................. 5-4
Doing Your Own Work................................... 5-3
Engine Soon Light.......................................3-30
Four-Wheel-Drive Warning Light.....................3-34
Publications Ordering Information...................7-11
Service Bulletins.............................................7-12
Service Engine Soon Light in the United States
or Check Engine Light in Canada..................3-30
Service Manuals.............................................7-11
Servicing Your Air Bag-Equipped Vehicle............1-58
Setting Preset PTYs........................3-45, 3-54, 3-65
Setting Preset Stations............3-39, 3-42, 3-51, 3-62
Setting the Time
Radios with Radio Data Systems (RDS).........3-38Setting the Time (cont.)
Radios without Radio Data Systems (RDS).....3-37
Setting the Tone
(Bass/Treble)......................3-40, 3-43, 3-51, 3-62
Sheet Metal Damage.......................................5-95
Shifting Into Park (P).......................................2-36
Shifting Out of Park (P)...................................2-39
Short Trip/City Denition.................................... 6-5
Short Trip/City Intervals..................................... 6-5
Short Trip/City Scheduled Maintenance................ 6-6
Skidding........................................................4-14
Some Other Rainy Weather Tips.......................4-34
Spare Tire.....................................................5-89
Spare Tire Check............................................6-27
Specications, Capacities...............................5-103
Speedometer..................................................3-24
Stalling on an Incline.......................................4-27
Starter Switch Check.......................................6-28
Starting Your Engine.......................................2-20
Starting Your V6 Engine..................................2-21
Steering........................................................4-10
Steering in Emergencies..................................4-11
Steering, Suspension and Front Drive Axle
Boot and Seal Inspection..............................6-31
Steering Tips..................................................4-10
Steering Wheel, Tilt Wheel................................. 3-5
Storage
Garment Hooks...........................................2-57
Storage Areas
Convenience Net.........................................2-59
13