2004 GMC YUKON ECU

For prompt and efficient assistance when calling, please
provide the following to the Roadside Assistance
Representative:
Your name, home address, and home telephone
number
Telephone number of your location
Location of the vehicle
Model, year, color, and license plate number
Mileage, Vehicle Identication Number, and delivery
date of the vehicle
Description of the problem
While we hope you never have the occasion to use our
service, it is added security while traveling for you
and your family. Remember, we are only a phone call
away. GMC Roadside Assistance: 1-800-462-8782, text
telephone (TTY) users, call 1-888-889-2438.
GMC reserves the right to limit services or
reimbursement to an owner or driver when, in GMC’s
judgement, the claims become excessive in frequency or
type of occurrence.
Roadside Assistance is not part of or included in the
coverage provided by the New Vehicle Limited Warranty.
GMC reserves the right to make any changes or
discontinue the Roadside Assistance program at any
time without notication.
Canadian Roadside Assistance
Vehicles purchased in Canada have an extensive
roadside assistance program accessible from anywhere
in Canada or the United States. Please refer to the
Warranty and Owner Assistance Information book.
Courtesy Transportation
GMC has always exemplied quality and value in its
offering of motor vehicles. To enhance your ownership
experience, we and our participating dealers are
proud to offer Courtesy Transportation, a customer
support program for new vehicles.
The Courtesy Transportation program is offered to retail
purchase/lease customers in conjunction with the
Bumper-to-Bumper coverage provided by the New
Vehicle Limited Warranty. Several transportation options
are available when warranty repairs are required. This will
reduce your inconvenience during warranty repairs.
7-7

Bulb Replacement (cont.)
Replacement Bulbs......................................5-61
Roof Marker Lamps.....................................5-58
Side Identication Marker Lamps...................5-57
Taillamps....................................................5-60
Buying New Tires...........................................5-78
C
California Fuel.................................................. 5-5
Canada........................................................... 7-4
Canadian Owners................................................ ii
Canadian Roadside Assistance........................... 7-7
Capacities and Specications..........................5-122
Car Washes for QUADRASTEER™ Equipped
Vehicles.....................................................4-18
Carbon Monoxide...................4-46, 4-63, 2-13, 2-42
Care of
Safety Belts..............................................5-106
Your Cassette Tape Player..........................3-137
Your CD and DVD Player...........................3-139
Your CDs and DVDs..................................3-138
Cargo Cover..................................................2-62
Cargo Tie Downs............................................2-62
Cassette Tape Messages...............................3-104
CD Adapter Kits............................................3-104
CD Messages.............................3-92, 3-107, 3-122
Center Console Storage Area...........................2-60
Center Instrument Panel Fuse Block................5-116Center Passenger Position, Safety Belts.............1-37
Chains, Tires..................................................5-82
CHANGE ENGINE OIL....................................3-71
Check
Engine Light...............................................3-51
Check Engine Light.........................................3-51
CHECK OIL LEVEL.........................................3-71
CHECK TIRE PRESSURE...............................3-71
CHECK WASHER FLUID.................................3-71
Checking Brake Fluid......................................5-42
Checking Coolant............................................5-27
Checking Engine Oil........................................5-16
Checking Things Under the Hood......................5-10
Checking Your Restraint Systems......................1-87
Chemical Paint Spotting.................................5-110
Child Restraints
Child Restraint Systems...............................1-51
Infants and Young Children...........................1-48
Lower Anchorages and Top Tethers for
Children (LATCH System)..........................1-60
Older Children.............................................1-45
Securing a Child Restraint Designed for the
LATCH System........................................1-62
Securing a Child Restraint in a Center Rear
Seat Position...........................................1-65
Securing a Child Restraint in a Rear Outside
Seat Position...........................................1-62
Securing a Child Restraint in the Center Front
Seat Position...........................................1-67
3

Child Restraints (cont.)
Securing a Child Restraint in the Right Front
Seat Position...........................................1-68
Top Strap...................................................1-55
Top Strap Anchor Location............................1-57
Where to Put the Restraint...........................1-54
Chime Level Adjustment.................................3-139
Cigarette Lighter.............................................3-21
Cleaning
Inside of Your Vehicle.................................5-104
Outside of Your Vehicle..............................5-107
Underbody Maintenance.............................5-109
Video Screen............................................3-139
Weatherstrips............................................5-106
Cleaning Aluminum or Chrome-Plated Wheels.....5-108
Cleaning Exterior Lamps/Lenses......................5-107
Cleaning Fabric/Carpet...................................5-104
Cleaning Glass Surfaces................................5-106
Cleaning Interior Plastic Components...............5-106
Cleaning Leather...........................................5-105
Cleaning the Mirror.................................2-46, 2-49
Cleaning the Top of the Instrument Panel.........5-106
Cleaning the Windshield, Backglass and Wiper
Blades.....................................................5-108
Cleaning Tires..............................................5-109
Cleaning Vinyl..............................................5-105
Climate Control System...................................3-22
Dual..........................................................3-23
Dual Automatic............................................3-27
Rear Air Conditioning and Heating System......3-35Climate Control System (cont.)
Rear Air Conditioning and Heating System,
Electronic................................................3-38
Rear Air Conditioning System........................3-34
Compass Calibration...............................2-46, 2-47
Compass Operation.........................................2-47
Compass Variance..................................2-45, 2-48
Content Theft-Deferrent....................................2-18
Control of a Vehicle.......................................... 4-5
Convenience Net............................................2-62
Coolant
Engine Temperature Gage............................3-49
Heater, Engine............................................2-23
Surge Tank Pressure Cap.............................5-28
Cooling System..............................................5-32
Cruise Control................................................3-11
Cruise Control Light........................................3-56
Cupholder(s)..................................................2-60
Current and Past Model Order Forms................7-13
Customer Assistance Information
Courtesy Transportation.................................. 7-7
Customer Assistance for Text Telephone (TTY)
Users....................................................... 7-4
Customer Assistance Offices........................... 7-4
Customer Satisfaction Procedure..................... 7-2
GM Mobility Program for Persons with
Disabilities................................................ 7-5
Reporting Safety Defects to General Motors.......7-12
Reporting Safety Defects to the Canadian
Government............................................7-12
4

Customer Assistance Information (cont.)
Reporting Safety Defects to the United States
Government............................................7-11
Roadside Assistance Program......................... 7-6
Service Publications Ordering Information........7-12
D
Daytime Running Lamps..................................3-17
Defensive Driving............................................. 4-2
Defogging and Defrosting.........................3-25, 3-32
Delayed Locking.............................................2-10
Dinghy Towing................................................4-54
Doing Your Own Service Work........................... 5-3
Dolly Towing..................................................4-55
Dome Lamps.................................................3-20
Door
Delayed Locking..........................................2-10
Locks.......................................................... 2-8
Power Door Locks......................................... 2-9
Programmable Automatic Door Locks.............2-10
Rear Door Security Locks.............................2-12
Driver
Position, Safety Belt.....................................1-28
DRIVER DOOR AJAR.....................................3-71
Driver Information Center (DIC).........................3-58
DIC Operation and Displays..........................3-58
DIC Warnings and Messages........................3-70Driving
At Night.....................................................4-36
City...........................................................4-41
Defensive..................................................... 4-2
Drunken....................................................... 4-2
Freeway.....................................................4-42
Hill and Mountain Roads..............................4-44
In Rain and on Wet Roads...........................4-38
Off-Road....................................................4-22
Winter........................................................4-46
Driving Across an Incline..................................4-33
Driving Downhill..............................................4-31
Driving in Mud, Sand, Snow or Ice....................4-34
Driving in Water..............................................4-35
Driving On Grades..........................................4-73
Driving on Off-Road Hills.................................4-28
Driving on Snow or Ice....................................4-47
Driving Through Deep Standing Water...............4-40
Driving Through Flowing Water.........................4-40
Driving Uphill..................................................4-29
Driving with a Trailer.......................................4-71
Dual Automatic Climate Control System.............3-27
Dual Climate Control System............................3-23
DVD
Cleaning the Video Screen..........................3-139
Distortion..................................................3-137
Rear Seat Entertainment System..................3-122
DVD Player..................................................3-123
5

L
Lamps
Exterior......................................................3-15
Interior.......................................................3-19
Lamps On Reminder.......................................3-17
Lap Belt........................................................1-38
Lap-Shoulder Belt...........................................1-29
LATCH System
Child Restraints...........................................1-60
Securing a Child Restraint Designed for the
LATCH System........................................1-62
Leaving Your Vehicle With the Engine
Running.....................................................2-40
LEFT REAR DOOR AJAR................................3-72
Level Control..................................................4-61
Liftgate..........................................................2-13
Liftgate Glass and Liftgate................................2-14
Light
Air Bag Readiness.......................................3-43
Anti-Lock Brake System Warning...................3-47
Battery Warning..........................................3-45
Brake System Warning.................................3-46
Cruise Control.............................................3-56
Four-Wheel-Drive.........................................3-56
Low Fuel Warning.......................................3-57
Malfunction Indicator....................................3-51Light (cont.)
Passenger Air Bag Status Indicator................3-43
Safety Belt Reminder...................................3-42
Tire Pressure..............................................3-51
Tow/Haul Mode...........................................3-56
Traction Off................................................3-48
Lighted Visor Vanity Mirror...............................2-17
Listening to a DVD..............................3-107, 3-122
Loading Your Vehicle.......................................4-56
Loading Your Vehicle for Off-Road Driving..........4-24
Locking Rear Axle...........................................4-11
Lockout Protection..........................................2-13
Lock-Out Switch.............................................2-17
Locks
Delayed Locking..........................................2-10
Door........................................................... 2-8
Lockout Protection.......................................2-13
Power Door.................................................. 2-9
Programmable Automatic Door Locks.............2-10
Rear Door Security Locks.............................2-12
Loss of Control...............................................4-21
LOW COOLANT LEVEL..................................3-72
Low Fuel Warning Light...................................3-57
Luggage Carrier..............................................2-60
Lumbar
Power Controls............................................. 1-5
9

Power
Accessory Outlets........................................3-21
Door Locks.................................................. 2-9
Electrical System.......................................5-113
Lumbar Controls........................................... 1-5
Seat............................................................ 1-4
Steering Fluid.............................................5-38
Windows....................................................2-16
Power Steering...............................................4-14
Power Winches..............................................4-79
Programmable Automatic Door Locks.................2-10
Programming the HomeLink
®Transmitter...........2-56
Q
QUADRASTEER™..........................................4-16
Questions and Answers About Safety Belts.........1-27
R
Radio Data System (RDS)..............3-81, 3-93, 3-108
Radio Messages.............................3-80, 3-87, 3-99
Radios..........................................................3-77
AM-FM Radio.............................................3-78
Care of Your Cassette Tape Player...............3-137
Care of Your CD and DVD Player................3-139
Care of Your CDs and DVDs.......................3-138
Radio with Cassette and CD.........................3-92
Radio with CD............................................3-81Radios (cont.)
Radio with Six-Disc CD..............................3-108
Rear Seat Audio........................................3-134
Setting the Time for Radios with Radio Data
Systems (RDS)........................................3-78
Setting the Time for Radios without Radio
Data Systems (RDS)................................3-77
Theft-Deterrent..........................................3-135
Understanding Reception............................3-137
RDS Messages.............................3-86, 3-98, 3-113
REAR ACCESS OPEN....................................3-73
Rear Air Conditioning and Heating System.........3-35
Rear Air Conditioning and Heating System and
Electronic Climate Controls...........................3-38
Rear Air Conditioning System...........................3-34
Rear Axle......................................................5-52
Locking......................................................4-11
Rear Door Security Locks................................2-12
Rear Safety Belt Comfort Guides......................1-42
Rear Seat Audio Controls...............................3-134
Rear Seat Audio (RSA)..................................3-134
Rear Seat Entertainment System.....................3-122
Rear Seat Operation......................................... 1-8
Rear Seat Outside Passenger Positions.............1-39
Rear Seat Passengers, Safety Belts..................1-39
Rear Storage Area..........................................2-62
Rear Window Defogger............................3-25, 3-33
Rearview Mirror, Automatic Dimming with
Compass and Temperature Display................2-46
12

Safety Belts (cont.)
Right Front Passenger Position......................1-37
Safety Belt Extender....................................1-44
Safety Belt Use During Pregnancy.................1-36
Safety Belts Are for Everyone.......................1-23
Safety Chains.................................................4-70
Safety Warnings and Symbols.............................. iii
Scanning the Terrain.......................................4-27
Scheduled Maintenance..................................... 6-4
Seats
50/50 Split Bench Seat.................................1-11
60/40 Split Bench Seat.................................. 1-8
Bench Seat................................................1-16
Bucket Seats, Rear......................................1-21
Head Restraints............................................ 1-7
Heated Seats............................................... 1-5
Manual........................................................ 1-3
Memory.....................................................2-64
Power Lumbar.............................................. 1-5
Power Seats................................................. 1-4
Rear Seat Operation...................................... 1-8
Reclining Seatbacks...................................... 1-6
Second Row..................................................1-65
Secondary Latch System.................................5-99
Securing a Child Restraint
Center Front Seat Position............................1-67
Center Rear Seat Position............................1-65
Designed for the LATCH System...................1-62
Rear Outside Seat Position...........................1-62Securing a Child Restraint (cont.)
Right Front Seat Position..............................1-68
Security While You Travel.................................. 7-6
Select Button.................................................3-69
Service........................................................... 5-3
Adding Equipment to the Outside of Your
Vehicle..................................................... 5-4
Doing Your Own Work................................... 5-3
Engine Soon Light.......................................3-51
Publications Ordering Information...................7-12
SERVICE 4 WHEEL STEER.............................3-74
SERVICE 4WD...............................................3-74
SERVICE AIRBAG..........................................3-73
SERVICE BRAKE SYSTEM.............................3-74
Service Bulletins.............................................7-13
Service Manuals.............................................7-12
SERVICE RIDE CONTROL..............................3-74
SERVICE STABILITY......................................3-74
SERVICE TIRE MONITOR...............................3-75
Setting Preset PTYs (RDS Only).....3-86, 3-97, 3-113
Setting Preset Stations..........3-79, 3-83, 3-95, 3-110
Setting the Time
Radios with Radio Data Systems (RDS).........3-78
Radios without Radio Data Systems (RDS).....3-77
Setting the Tone (Bass/Treble).................3-80, 3-84,
3-95, 3-111
Sheet Metal Damage.....................................5-109
Shifting Into Park (P).......................................2-38
Shifting Out of Park (P)...................................2-41
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