2008 GMC YUKON warning light

A
Accessories and Modications............................ 5-3
Adding a Snow Plow or Similar Equipment.........4-41
Adding Equipment to Your Airbag-Equipped
Vehicle.......................................................1-90
Additives, Fuel................................................. 5-6
Add-On Electrical Equipment...........................5-117
Adjustable Throttle and Brake Pedal..................2-29
Air Cleaner/Filter, Engine.................................5-19
Air Conditioning......................................3-23, 3-26
Airbag
Passenger Status Indicator...........................3-41
Readiness Light..........................................3-40
Airbag System................................................1-76
What Will You See After an Airbag Inates?....1-84
When Should an Airbag Inate?....................1-81
Where Are the Airbags?...............................1-78
Airbag Systems
Adding Equipment to Your Airbag-Equipped
Vehicle...................................................1-90
How Does an Airbag Restrain?......................1-83
Passenger Sensing System...........................1-85
Servicing Your Airbag-Equipped Vehicle..........1-90
What Makes an Airbag Inate?......................1-83
Antenna, Rear Side Window...........................3-130
Antenna, XM™ Satellite Radio Antenna
System.....................................................3-130Antilock Brake System (ABS)............................. 4-5
Antilock Brake, System Warning Light................3-46
Appearance Care
Aluminum or Chrome-Plated Wheels.............5-113
Care of Safety Belts...................................5-111
Chemical Paint Spotting..............................5-115
Cleaning Exterior Lamps/Lenses..................5-112
Fabric/Carpet............................................5-109
Finish Care...............................................5-112
Finish Damage..........................................5-114
Instrument Panel, Vinyl, and Other Plastic
Surfaces...............................................5-110
Interior Cleaning........................................5-108
Leather
....................................................5-110
Sheet Metal Damage..................................5-114
Tires........................................................5-114
Underbody Maintenance.............................5-114
Vehicle Care/Appearance Materials...............5-115
Washing Your Vehicle.................................5-111
Weatherstrips............................................5-111
Windshield, Backglass, and Wiper Blades......5-113
Appointments, Scheduling Service....................... 7-9
Ashtray.........................................................3-23
Audio System.................................................3-81
Audio Steering Wheel Controls....................3-128
Navigation/Radio System, see Navigation
Manual.................................................3-114
Radio Reception........................................3-129
1

Audio System (cont.)
Rear Seat Audio (RSA)...............................3-125
Setting the Clock.........................................3-82
Theft-Deterrent Feature...............................3-127
XM™ Satellite Radio Antenna System...........3-130
Audio System(s).............................................3-84
Rear Side Window Antenna.........................3-130
Automatic Headlamp System............................3-18
Automatic Transmission
Fluid..................................................5-22, 5-24
Operation...................................................2-31
Autoride
®.......................................................4-49
Auxiliary Roof Mounted Lamp Switch.................3-19
B
Battery..........................................................5-45
Electric Power Management..........................3-21
Run-Down Protection...................................3-22
Bench Seat, Split (60/40).................................1-12
Brake
Emergencies................................................ 4-6
Brakes..........................................................5-41
System Warning Light..................................3-44
Braking........................................................... 4-4
Braking in Emergencies..................................... 4-6
Break-In, New Vehicle.....................................2-26
Bucket Seats, Rear.........................................1-18Bulb Replacement...........................................5-59
Halogen Bulbs............................................5-59
Headlamp Aiming........................................5-56
License Plate Lamps....................................5-61
Replacement Bulbs......................................5-61
Taillamps, Turn Signal, Stoplamps and
Back-up Lamps........................................5-60
Buying New Tires...........................................5-80
C
Calibration.............................................2-49, 2-52
California Fuel.................................................. 5-6
California Perchlorate Materials Requirements....... 5-4
California Proposition 65 Warning....................... 5-4
Canadian Owners................................................ ii
Capacities and Specications..........................5-124
Carbon Monoxide...........2-13, 2-15, 2-47, 4-30, 4-49
Care of
Safety Belts..............................................5-110
Cargo Cover..................................................2-73
CD, MP3 ............................................3-103, 3-108
Center Console Storage Area...........................2-71
Center Seat...................................................1-11
Chains, Tire...................................................5-86
Charging System Light....................................3-43
Check
Engine Light...............................................3-48
Checking Things Under the Hood......................5-12
2

Engine
Air Cleaner/Filter.........................................5-19
Check and Service Engine Soon Light............3-48
Coolant......................................................5-28
Coolant Heater............................................2-30
Coolant Temperature Gage...........................3-47
Drive Belt Routing.......................................6-16
Engine Compartment Overview......................5-14
Exhaust.....................................................2-47
Fan Noise..................................................5-39
Oil .............................................................5-15
Oil Life System...........................................5-18
Overheated Protection Operating Mode...........5-33
Overheating................................................5-31
Running While Parked..................................2-48
Starting......................................................2-28
Entry Lighting.................................................3-20
Event Data Recorders.....................................7-16
Exit Lighting...................................................3-20
Extender, Safety Belt.......................................1-50
Exterior Lamps...............................................3-16
F
Filter
Engine Air Cleaner......................................5-19
Finish Damage.............................................5-114
Flashers, Hazard Warning.................................. 3-6
Flash-to-Pass................................................... 3-9Flat Tire........................................................5-87
Flat Tire, Changing.........................................5-88
Flat Tire, Storing...........................................5-103
Fluid.....................................................5-22, 5-24
Power Steering...........................................5-39
Windshield Washer......................................5-40
Fog Lamp
Fog ...........................................................3-19
Fog Lamp Light..............................................3-53
Four-Wheel Drive....................................2-38, 5-54
Front Axle......................................................5-55
Fuel............................................................... 5-5
Additives...................................................... 5-6
California Fuel.............................................. 5-6
E85 (85% Ethanol)........................................ 5-7
Filling a Portable Fuel Container....................5-11
Filling the Tank............................................. 5-9
Fuels in Foreign Countries.............................. 5-8
Gage.........................................................3-54
Gasoline Octane........................................... 5-5
Gasoline Specications.................................. 5-6
Low Warning Light.......................................3-55
Fuses
Center Instrument Panel Fuse Block.............5-119
Fuses and Circuit Breakers.........................5-117
Instrument Panel Fuse Block.......................5-118
Underhood Fuse Block...............................5-120
Windshield Wiper.......................................5-117
5

G
Gage
Engine Coolant Temperature.........................3-47
Fuel..........................................................3-54
Oil Pressure...............................................3-51
Speedometer..............................................3-39
Tachometer.................................................3-39
Voltmeter Gage...........................................3-44
Garage Door Opener.......................................2-64
Gasoline
Octane........................................................ 5-5
Specications............................................... 5-6
Glove Box.....................................................2-71
GM Mobility Reimbursement Program.................. 7-6
H
Hazard Warning Flashers................................... 3-6
Head Restraints..............................................1-10
Headlamp
Aiming.......................................................5-56
Headlamps
Bulb Replacement.......................................5-59
Daytime Running Lamps...............................3-17
Exterior Lamps............................................3-16
Flash-to-Pass............................................... 3-9
Halogen Bulbs............................................5-59
High/Low Beam Changer................................ 3-9
On Reminder..............................................3-17Heated Seats................................................... 1-5
Heater...........................................................3-23
Heater...........................................................3-26
Highbeam On Light.........................................3-53
Highway Hypnosis...........................................4-28
Hill and Mountain Roads..................................4-29
Hood
Checking Things Under................................5-12
Release.....................................................5-13
Horn............................................................... 3-6
How to Wear Safety Belts Properly...................1-35
I
Ignition Positions.............................................2-26
Infants and Young Children, Restraints...............1-54
Ination - Tire Pressure...................................5-72
Instrument Panel
Overview..................................................... 3-4
Instrument Panel (I/P)
Brightness..................................................3-20
Cluster.......................................................3-38
J
Jump Starting.................................................5-46
6

K
Keyless Entry System....................................... 2-4
Keys............................................................... 2-3
L
Labeling, Tire Sidewall.....................................5-65
Lamps
Auxiliary Roof Mounted Lamp........................3-19
Dome........................................................3-20
Dome Lamp Override...................................3-20
Reading.....................................................3-21
Lap Belt........................................................1-49
Lap-Shoulder Belt...........................................1-43
LATCH System
Child Restraints...........................................1-61
Level Control..................................................4-48
License Plate Lamps.......................................5-61
Liftgate, Power...............................................2-15
Liftgate/Liftglass..............................................2-13
Liftglass/Liftgate..............................................2-13
Light
Airbag Readiness........................................3-40
Antilock Brake System Warning.....................3-46
Brake System Warning.................................3-44
Charging System.........................................3-43
Cruise Control.............................................3-53
Fog Lamp..................................................3-53
Highbeam On.............................................3-53Light (cont.)
Low Fuel Warning.......................................3-55
Malfunction Indicator....................................3-48
Oil Pressure...............................................3-52
Passenger Airbag Status Indicator..................3-41
Safety Belt Reminders..................................3-39
Security.....................................................3-52
StabiliTrak®Indicator....................................3-46
Tire Pressure..............................................3-47
Tow/Haul Mode...........................................3-53
Lighting
Entry.........................................................3-20
Exit...........................................................3-20
Lights
Exterior Lamps............................................3-16
Flash-to-Pass............................................... 3-9
High/Low Beam Changer................................ 3-9
On Reminder..............................................3-17
Loading Your Vehicle.......................................4-35
Locking Rear Axle............................................ 4-6
Lockout Protection..........................................2-12
Locks
Delayed Locking..........................................2-11
Door..........................................................2-10
Lockout Protection.......................................2-12
Power Door................................................2-11
Programmable Automatic Door Locks.............2-11
Rear Door Security Locks.............................2-12
Loss of Control...............................................4-12
Low Fuel Warning Light...................................3-55
7

Luggage Carrier..............................................2-72
Lumbar
Manual Controls............................................ 1-4
Power Controls............................................. 1-4
M
Maintenance Schedule
Additional Required Services........................... 6-6
At Each Fuel Fill........................................... 6-9
At Least Once a Month................................6-10
At Least Once a Year..................................6-10
Introduction.................................................. 6-2
Maintenance Footnotes.................................. 6-7
Maintenance Record....................................6-17
Maintenance Replacement Parts....................6-15
Maintenance Requirements............................. 6-2
Owner Checks and Services........................... 6-9
Recommended Fluids and Lubricants.............6-13
Scheduled Maintenance................................. 6-4
Using.......................................................... 6-2
Your Vehicle and the Environment................... 6-2
Malfunction Indicator Light................................3-48
Manual Lumbar Controls.................................... 1-4
Manual Seats................................................... 1-2
Manual, Using.................................................... iii
Memory Seat, Mirrors, and Pedals...................... 1-6Message
DIC Warnings and Messages........................3-64
Mirrors
Automatic Dimming Rearview with Compass
and Temperature Display...........................2-52
Automatic Dimming Rearview with OnStar
®,
Compass and Temperature Display.............2-49
Outside Automatic Dimming Mirror.................2-57
Outside Convex Mirror.................................2-57
Outside Heated Mirrors................................2-57
Outside Manual Mirrors................................2-54
Outside Power Foldaway Mirrors....................2-56
Outside Power Mirrors..................................2-55
Outside Trailer-Tow Mirrors...........................2-54
Park Tilt.....................................................2-57
MP3 ..................................................3-103, 3-108
MyGMLink.com................................................ 7-4
N
Navigation System, Privacy..............................7-17
Navigation/Radio System,
see Navigation Manual...............................3-114
New Vehicle Break-In......................................2-26
8

O
Odometer......................................................3-39
Odometer, Trip...............................................3-39
Off-Road Driving.............................................4-13
Off-Road Recovery..........................................4-11
Oil
Engine.......................................................5-15
Pressure Gage............................................3-51
Pressure Light.............................................3-52
Oil, Engine Oil Life System..............................5-18
Older Children, Restraints................................1-51
Online Owner Center........................................ 7-4
OnStar, Privacy..............................................7-17
OnStar
®System, see OnStar®Manual...............2-60
Operation, Universal Home Remote System........2-64
Other Warning Devices...................................... 3-6
Outlet Adjustment............................................3-33
Outlets
Accessory Power.........................................3-22
Outside
Automatic Dimming Mirror.............................2-57
Convex Mirror.............................................2-57
Heated Mirrors............................................2-57
Manual Mirrors............................................2-54
Power Foldaway Mirrors...............................2-56
Power Mirrors.............................................2-55
Trailer-Tow Mirrors.......................................2-54Overheated Engine Protection
Operating Mode..........................................5-33
Owner Checks and Services.............................. 6-9
Owners, Canadian............................................... ii
P
Paint, Damage..............................................5-114
Park Aid........................................................2-58
Park Brake....................................................2-43
Park (P)
Shifting Into................................................2-44
Shifting Out of............................................2-46
Park Tilt Mirrors..............................................2-57
Parking
Assist........................................................2-58
Over Things That Burn.................................2-46
Passenger Airbag Status Indicator.....................3-41
Passenger Sensing System..............................1-85
Passing.........................................................4-11
PASS-Key
®III+..............................................2-24
PASS-Key®III+ Operation................................2-24
Perchlorate Materials Requirements, California...... 5-4
Power
Door Locks.................................................2-11
Electrical System.......................................5-117
Liftgate......................................................2-15
Lumbar Controls........................................... 1-4
Retained Accessory (RAP)............................2-27
9

Restraint System Check
Checking the Restraint Systems....................1-92
Replacing Restraint System Parts
After a Crash..........................................1-93
Retained Accessory Power (RAP)......................2-27
Roadside
Assistance Program....................................... 7-6
Rocking Your Vehicle to Get it Out....................4-34
Routing, Engine Drive Belt...............................6-16
Running Boards, Power...................................2-18
Running the Engine While Parked.....................2-48
S
Safety Belt
Reminder Light............................................3-39
Safety Belts
Care of....................................................5-110
How to Wear Safety Belts Properly................1-35
Lap Belt.....................................................1-49
Lap-Shoulder Belt........................................1-43
Safety Belt Extender....................................1-50
Safety Belt Use During Pregnancy.................1-49
Safety Belts Are for Everyone.......................1-30
Safety Warnings and Symbols.............................. iii
Scheduled Maintenance..................................... 6-4Seats
60/40 Split Bench Seat.................................1-12
Bucket Seats, Rear......................................1-18
Center Seat................................................1-11
Head Restraints..........................................1-10
Heated Seats............................................... 1-5
Heated Seats - Rear....................................1-11
Manual Lumbar............................................. 1-4
Memory, Mirrors and Pedals........................... 1-6
Power Lumbar.............................................. 1-4
Power Seats................................................. 1-3
Reclining Seatbacks...................................... 1-8
Third Row Seat...........................................1-25
Secondary Latch System................................5-100
Securing a Child Restraint
Center Front Seat Position............................1-71
Rear Seat Position......................................1-69
Right Front Seat Position..............................1-72
Security Light.................................................3-52
Service........................................................... 5-3
Accessories and Modications......................... 5-3
Adding Equipment to the Outside of Your
Vehicle..................................................... 5-5
California Pershlorate Materials Requirements..... 5-4
California Proposition 65 Warning.................... 5-4
Doing Your Own Work................................... 5-4
Engine Soon Light.......................................3-48
Publications Ordering Information...................7-15
Service, Scheduling Appointments....................... 7-9
Servicing Your Airbag-Equipped Vehicle..............1-90
11