2004 GMC SONOMA check engine

C
California Fuel.................................................. 5-5
Canada........................................................... 7-4
Canadian Owners................................................ ii
Canadian Roadside Assistance........................... 7-7
Capacities and Specifications..........................5-101
Carbon Monoxide...................4-38, 4-55, 2-11, 2-29
Care of
Safety Belts................................................5-89
Your Cassette Tape Player............................3-74
Your CD Player...........................................3-76
Your CDs ...................................................3-75
Cassette Tape Messages.................................3-56
Cassette Tape Player Service...........................6-25
CD Adapter Kits.............................................3-56
CD Messages................................3-48, 3-58, 3-73
Center High-Mounted Stoplamp (CHMSL)...........5-52
Center Passenger Position, Safety Belts.............1-21
Certification/Tire Label.....................................4-49
Chains, Tires..................................................5-74
Charging System Light....................................3-26
Check
Engine Light...............................................3-29
Gages Warning Light...................................3-34
Checking Brake Fluid......................................5-38
Checking Coolant............................................5-25
Checking Engine Oil........................................5-13
Checking the Automatic Transmission
Fluid Level.................................................5-21Checking Things Under the Hood......................5-10
Checking Your Restraint Systems......................1-53
Chemical Paint Spotting...................................5-92
Child Restraints
Child Restraint Systems...............................1-33
Infants and Young Children...........................1-29
Lower Anchorages and Top Tethers for
Children (LATCH System)..........................1-39
Older Children.............................................1-27
Securing a Child Restraint Designed for
the LATCH System...................................1-41
Securing a Child Restraint in a Center
Seat Position...........................................1-43
Securing a Child Restraint in a Rear
Outside Seat Position...............................1-41
Securing a Child Restraint in the Right
Front Seat Position...................................1-44
Top Strap...................................................1-37
Top Strap Anchor Location............................1-38
Where to Put the Restraint...........................1-36
Cigarette Lighter.............................................3-17
Cleaning
Inside of Your Vehicle..................................5-86
Outside of Your Vehicle................................5-89
Underbody Maintenance...............................5-92
Weatherstrips..............................................5-89
Cleaning Aluminum Wheels..............................5-91
Cleaning Exterior Lamps/Lenses.......................5-90
Cleaning Fabric/Carpet....................................5-86
Cleaning Glass Surfaces..................................5-88
3

Driving (cont.)
Hill and Mountain Roads..............................4-36
In Rain and on Wet Roads...........................4-29
Winter........................................................4-38
Driving Across an Incline..................................4-22
Driving Downhill..............................................4-21
Driving in Mud, Sand, Snow or Ice....................4-25
Driving in Water..............................................4-26
Driving On Grades..........................................4-62
Driving on Off-Road Hills.................................4-18
Driving on Snow or Ice....................................4-39
Driving Through Deep Standing Water...............4-31
Driving Through Flowing Water.........................4-31
Driving Uphill..................................................4-19
Driving with a Trailer.......................................4-60
E
Electrical System
Add-On Equipment......................................5-94
Fuses and Circuit Breakers...........................5-95
Headlamps.................................................5-95
Power Windows and Other Power Options......5-95
Windshield Wiper Fuses...............................5-95
Emissions Inspection and
Maintenance Programs.................................3-31Engine
Air Cleaner/Filter.........................................5-18
Battery.......................................................5-40
Check and Service Engine Soon Light............3-29
Coolant......................................................5-23
Coolant Heater............................................2-19
Coolant Temperature Gage...........................3-28
Cooling System Inspection............................6-30
Drive Belt Routing.......................................6-35
Engine Compartment Overview......................5-12
Exhaust.....................................................2-29
Fan Noise..................................................5-35
Oil .............................................................5-13
Overheating................................................5-26
Starting......................................................2-18
Engine Compartment Fuse Block......................5-98
Engine Coolant Level Check.............................6-25
Engine Oil Additives........................................5-16
Engine Oil Level Check...................................6-25
Engine Speed Control.....................................2-19
Entry Lighting.................................................3-15
Environmental Concerns..................................4-15
Event Data Records (EDR)................................ 7-9
Exit Lighting...................................................3-15
Express Down Window....................................2-13
Extender, Safety Belt.......................................1-26
Exterior Lamps...............................................3-11
5

F
Filter
Engine Air Cleaner......................................5-18
Finding a Program Type (PTY) Station...............3-52
Finding a Program Type (PTY) Station
(RDS and XM™).................................3-42, 3-63
Finding a Station....................3-37, 3-40, 3-50, 3-61
Finish Care....................................................5-90
Finish Damage...............................................5-92
Fixed Mast Antenna........................................3-76
Flash-to-Pass Feature....................................... 3-7
Flat Tire........................................................5-74
Flat Tire, Changing.........................................5-75
Fluid
Automatic Transmission................................5-19
Power Steering...........................................5-35
Windshield Washer......................................5-36
FM Stereo.....................................................3-74
Fog Lamps....................................................3-14
Following Distance..........................................4-61
Footnotes................................................6-7, 6-17
Four-Wheel Drive....................................2-22, 5-46
Front Axle......................................................5-47
Front Map Lamps...........................................3-15
Front Storage Area.........................................2-40Fuel............................................................... 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 Specifications.................................. 5-5
Low Warning Light.......................................3-35
System Inspection.......................................6-30
Fuses
Fuses and Circuit Breakers...........................5-95
Windshield Wiper.........................................5-95
G
Gage
Check Gages Warning Light..........................3-34
Engine Coolant Temperature.........................3-28
Fuel..........................................................3-34
Oil Pressure...............................................3-32
Speedometer..............................................3-24
Tachometer.................................................3-24
Voltmeter Gage...........................................3-26
Garment Hooks..............................................2-40
6

Gasoline
Octane........................................................ 5-4
Specifications............................................... 5-5
Getting Familiar with Off-Road Driving................4-16
Glove Box.....................................................2-33
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....................................................5-49
Bulb Replacement.......................................5-48
Electrical System.........................................5-95
Halogen Bulbs............................................5-48
One-Piece Front Turn Signal Lamps...............5-51
Two-Piece Front Turn Signal Lamps...............5-51
Heated Seats................................................... 1-4
Highway Hypnosis...........................................4-35
Hill and Mountain Roads..................................4-36
Hitches..........................................................4-59
Hood
Checking Things Under................................5-10
Release.....................................................5-10
Horn............................................................... 3-5
How to Add Automatic
Transmission Fluid.......................................5-22How to Add Coolant to the Coolant
Recovery Tank............................................5-30
How to Add Coolant to the Radiator..................5-32
How to Check................................................5-67
How to Check Lubricant..........................5-46, 5-47
How to Check Power Steering Fluid..................5-36
How to Check the Automatic
Transmission Fluid.......................................5-20
How to Inspect the Engine Air Cleaner/Filter.......5-18
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-13
Hydroplaning..................................................4-31
I
If No Steam Is Coming From Your Engine..........5-27
If Steam Is Coming From Your Engine...............5-26
If the Light Is Flashing.....................................3-30
If the Light Is On Steady.................................3-30
If You Are Caught in a Blizzard.........................4-40
If You Are Stuck in Sand, Mud, Ice or Snow.......4-42
If You Do Decide To Pull A Trailer.....................4-56
Ignition Positions.............................................2-17
Ignition Transmission Lock Check......................6-28
Infants and Young Children, Restraints...............1-29
Inflation - Tire Pressure...................................5-67
Inspection
Brake System.............................................6-31
Engine Cooling System................................6-30
7

Inspection (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
(Four-Wheel Drive)...................................6-31
Installing a Garage Door Opener.......................2-34
Instrument Panel
Cluster.......................................................3-22
Overview..................................................... 3-2
Instrument Panel Brightness.............................3-15
Instrument Panel Fuse Block............................5-96
Interior Lamps................................................3-15
J
Jump Starting.................................................5-41
K
Key Lock Cylinders Service..............................6-27
Keyless Entry System....................................... 2-4
Keys............................................................... 2-2
L
Lamps
Exterior......................................................3-11
Interior.......................................................3-15
Lamps On Reminder.......................................3-13
Lap Belt........................................................1-21
Lap-Shoulder Belt...........................................1-14
LATCH System
Child Restraints...........................................1-39
Securing a Child Restraint Designed for the
LATCH System........................................1-41
Leaving Your Vehicle.......................................2-10
Leaving Your Vehicle With the Engine Running . . . 2-27
Light
Air Bag Readiness.......................................3-25
Anti-Lock Brake System Warning...................3-28
Brake System Warning.................................3-27
Charging System.........................................3-26
Check Gages Warning.................................3-34
Low Fuel Warning.......................................3-35
Malfunction Indicator....................................3-29
Safety Belt Reminder...................................3-24
Security.....................................................3-33
Service Four-Wheel-Drive Warning Light.........3-33
Loading Your Vehicle.......................................4-45
Loading Your Vehicle for Off-Road Driving..........4-14
8

Locking Rear Axle............................................ 4-8
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 Definition.............................. 6-6
Long Trip/Highway Intervals............................... 6-6
Long Trip/Highway Scheduled Maintenance........6-17
Loss of Control...............................................4-13
Low Fuel Warning Light...................................3-35
Luggage Carrier..............................................2-40
Lumbar
Power Controls............................................. 1-4
M
Maintenance Schedule
At Each Fuel Fill.........................................6-25
At Least Four Times a Year..........................6-27
At Least Once a Month................................6-25
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...........................6-30Maintenance Schedule (cont.)
Fuel System Inspection................................6-30
How This Section is Organized....................... 6-3
Introduction.................................................. 6-2
Long Trip/Highway Scheduled Maintenance.....6-17
Maintenance Requirements............................. 6-2
Normal Maintenance Replacement Parts.........6-34
Part A - Scheduled Maintenance Services......... 6-4
Part B - Owner Checks and Services.............6-25
Part C - Periodic Maintenance Inspections......6-30
Part D - Recommended Fluids and
Lubricants...............................................6-32
Part E - Maintenance Record........................6-36
Selecting the Right Schedule.......................... 6-5
Short Trip/City Scheduled Maintenance............. 6-6
Steering, Suspension and Front Drive Axle
Boot and Seal Inspection..........................6-30
Throttle System Inspection............................6-31
Transfer Case and Front Axle (Four-Wheel
Drive) Inspection......................................6-31
Using Your................................................... 6-4
Your Vehicle and the Environment................... 6-2
Maintenance When Trailer Towing.....................4-63
Making Turns.................................................4-61
Malfunction Indicator Light................................3-29
Manual Seats................................................... 1-2
Manual Windows............................................2-12
Manually Closing the Sunroof...........................2-43
Matching Transmitter(s) to Your Vehicle............... 2-5
9

Rear Axle......................................................5-46
Locking........................................................ 4-8
Rear Door Security Locks................................2-10
Rear Seat Operation......................................... 1-7
Rear Seat Outside Passenger Positions.............1-23
Rear Seat Passengers, Safety Belts..................1-23
Rearview Mirror, Automatic Dimming..................2-31
Rearview Mirrors.............................................2-31
Reclining Seatbacks.......................................... 1-5
Recreational Vehicle Towing.............................4-45
Remote Keyless Entry System............................ 2-4
Remote Keyless Entry System, Operation............ 2-5
Removing the Flat Tire and Installing the
Spare Tire..................................................5-79
Removing the Spare Tire and Tools...................5-76
Removing Wheel Covers..................................5-78
Replacement Bulbs.........................................5-54
Replacing Brake System Parts..........................5-40
Replacing Restraint System Parts
After a Crash..............................................1-54
Reporting Safety Defects
Canadian Government..................................7-11
General Motors...........................................7-11
United States Government............................7-10
Restraint System Check...................................6-26
Checking Your Restraint Systems...................1-53
Replacing Restraint System Parts
After a Crash..........................................1-54Restraint Systems
Checking....................................................1-53
Replacing Parts...........................................1-54
Retained Accessory Power (RAP)......................2-18
Right Front Passenger Position, Safety Belts......1-21
Roadside
Assistance Program....................................... 7-6
Rocking Your Vehicle To Get It Out...................4-43
Routing, Engine Drive Belt...............................6-35
Running Your Engine While You Are Parked.......2-30
S
Safety Belt
Reminder Light............................................3-24
Safety Belts
Care of......................................................5-89
Center Passenger Position............................1-21
Driver Position............................................1-14
How to Wear Safety Belts Properly................1-13
Questions and Answers About Safety Belts.....1-12
Rear Seat Passengers.................................1-23
Right Front Passenger Position......................1-21
Safety Belt Extender....................................1-26
Safety Belt Use During Pregnancy.................1-20
Safety Belts Are for Everyone......................... 1-8
12

Safety Chains.................................................4-60
Safety Warnings and Symbols.............................. iii
Scanning the Terrain.......................................4-17
Seats
Head Restraints............................................ 1-6
Heated Seats............................................... 1-4
Manual........................................................ 1-2
Power Lumbar.............................................. 1-4
Power Seats................................................. 1-3
Rear Seat Operation...................................... 1-7
Reclining Seatbacks...................................... 1-5
Securing a Child Restraint
Center Seat Position....................................1-43
Designed for the LATCH System...................1-41
Rear Outside Seat Position...........................1-41
Right Front Seat Position..............................1-44
Security Light.................................................3-33
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.......................................3-29
Four-Wheel-Drive Warning Light.....................3-33
Publications Ordering Information...................7-11
Service Bulletins.............................................7-12Service Engine Soon Light in the United States
or Check Engine Light in Canada..................3-29
Service Manuals.............................................7-11
Servicing Your Air Bag-Equipped Vehicle............1-52
Setting Preset PTYs (RDS Only).......................3-64
Setting Preset Stations............3-37, 3-41, 3-50, 3-61
Setting the Time
Radios with Radio Data Systems (RDS).........3-36
Radios without Radio Data Systems (RDS).....3-35
Setting the Tone
(Bass/Treble)......................3-37, 3-41, 3-51, 3-62
Sheet Metal Damage.......................................5-91
Shifting Into Park (P).......................................2-26
Shifting Out of Park (P)...................................2-28
Short Trip/City Definition.................................... 6-5
Short Trip/City Intervals..................................... 6-5
Short Trip/City Scheduled Maintenance................ 6-6
Skidding........................................................4-13
Sliding Rear Windows.....................................2-14
Some Other Rainy Weather Tips.......................4-32
Spare Tire Check............................................6-26
Special Fabric Cleaning Problems.....................5-87
Specifications, Capacities...............................5-101
Speedometer..................................................3-24
Stalling on an Incline.......................................4-24
Starter Switch Check.......................................6-27
Starting Your Engine.......................................2-18
Steering.......................................................... 4-9
13