2008 GMC YUKON XL center console

Ashtray(s) and Cigarette Lighter
The front ashtray is located near the center of the
instrument panel or on the front console, if equipped.
Pull on the ashtray door to open it.
Notice:If you put papers, pins, or other ammable
items in the ashtray, hot cigarettes or other
smoking materials could ignite them and possibly
damage your vehicle. Never put ammable items in
the ashtray.
To remove the front ashtray pull the ashtray up.
To use the cigarette lighter, push it in all the way, and
let go. When it’s ready, it will pop back out by itself.
Notice:Holding a cigarette lighter in while it
is heating does not let the lighter back away from
the heating element when it is hot. Damage from
overheating can occur to the lighter or heating
element, or a fuse could be blown. Do not hold a
cigarette lighter in while it is heating.
Climate Controls
Climate Control System
The heating, cooling, defrost, defog and ventilation of
your vehicle can be controlled with this system.
Manual Operation
Turn the right knob clockwise or counterclockwise to
direct the airow inside of the vehicle.
To change the current mode, select one of the following:
H(Vent):This mode directs air to the instrument
panel outlets.
)(Bi-Level):This mode directs half of the air to the
instrument panel outlets and to the oor outlets. The
ow can be divided between vent and oor outlets
depending upon where the knob is placed between the
settings. A little air is directed towards the windshield
and side window outlets. Cooler air is directed to
the upper outlets and warmer air to the oor outlets.
3-23

Rear Air Conditioning and Heating
System and Electronic Climate
Controls
For vehicles with the rear heat and air conditioning
controls, they are integrated with the rear seat audio
controls located in the center console. The system can
be controlled from the front controls as well as the
rear controls.
To turn the system on, press the AUX button on the
front climate control system, an indicator will be
lit. Pressing the AUX button the rst time will turn the
rear system on in a mimic mode. In this mode, the
airow in the rear will be approximately the same
direction, temperature, and fan speed as the front.
Pressing the AUX button again turns the rear system
and the indicator off.
If the rear controls are adjusted, the system enters a
rear independent mode. Airow in the rear will then be
directed according to the settings of rear controls.
The rear system can be turned off by pressing the AUX
button on the front climate control system and the
indicator will turn off.If the indicator in the front AUX button is off, the rear
system is off.
To turn the system on from the rear, press any rear
climate control button, except the
Cbutton. To turn the
system off, press and hold the
Cbutton.
Rear Climate Control with Rear Seat Audio Controls
3-35

If the airbag readiness light stays on after you start the
vehicle or comes on when you are driving, your
airbag system may not work properly. Have your vehicle
serviced right away.
{CAUTION:
If the airbag readiness light stays on after you
start your vehicle, it means the airbag system
may not be working properly. The airbags in
your vehicle may not inate in a crash, or they
could even inate without a crash. To help avoid
injury to yourself or others, have your vehicle
serviced right away if the airbag readiness light
stays on after you start your vehicle.
The airbag readiness light should ash for a few
seconds when you start the engine. If the light does not
come on then, have it xed immediately. If there is a
problem with the airbag system, an airbag Driver
Information Center (DIC) message may also come on.
SeeDIC Warnings and Messages on page 3-64for
more information.
Passenger Airbag Status Indicator
Your vehicle has the passenger sensing system.
Your overhead console has a passenger airbag status
indicator.
When you start the vehicle, the passenger airbag status
indicator will light ON and OFF, or the symbol for on
and off, for several seconds as a system check.
Then, after several more seconds, the status indicator
will light either ON or OFF, or either the on or off symbol
to let you know the status of the right front passenger’s
frontal airbag.United States
Canada
3-41

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

Sheet Metal Damage.....................................5-114
Shifting Into Park (P).......................................2-44
Shifting Out of Park (P)...................................2-46
Signals, Turn and Lane-Change.......................... 3-8
Snow Plow....................................................4-41
Spare Tire....................................................5-107
Installing....................................................5-94
Removing...................................................5-90
Storing.....................................................5-103
Specications, Capacities...............................5-124
Speedometer..................................................3-39
Split Bench Seat (60/40)..................................1-12
StabiliTrak
®System.......................................... 4-6
StabiliTrak®Indicator Light................................3-46
Start Vehicle, Remote....................................... 2-8
Starting the Engine.........................................2-28
Steering.......................................................... 4-9
Steering Wheel Controls, Audio.......................3-128
Steering Wheel, Tilt Wheel................................. 3-6
Storage Areas
Center Console Storage Area........................2-71
Cupholder(s)...............................................2-71
Glove Box..................................................2-71
Luggage Carrier..........................................2-72
Rear Seat Armrest.......................................2-73
Rear Storage Area.......................................2-73
Stuck in Sand, Mud, Ice, or Snow.....................4-33
Sun Visors.....................................................2-21
Sunroof.........................................................2-74
T
Tachometer....................................................3-39
Taillamps
Turn Signal, Stoplamps and Back-up Lamps....5-60
Theft-Deterrent, Radio....................................3-127
Theft-Deterrent Systems...................................2-22
Content Theft-Deterrent................................2-22
PASS-Key
®III+...........................................2-24
PASS-Key®III+ Operation.............................2-24
Third Row Seat..............................................1-25
Tilt Wheel........................................................ 3-6
Time, Setting..................................................3-82
Tire
Pressure Light.............................................3-47
Tires.............................................................5-64
Aluminum or Chrome-Plated Wheels,
Cleaning...............................................5-113
Buying New Tires........................................5-80
Chains.......................................................5-86
Changing a Flat Tire....................................5-88
Cleaning...................................................5-114
Different Size..............................................5-82
If a Tire Goes Flat.......................................5-87
Ination - Tire Pressure................................5-72
Inspection and Rotation................................5-78
Installing the Spare Tire................................5-94
Pressure Monitor Operation...........................5-75
Pressure Monitor System..............................5-73
Removing the Flat Tire.................................5-94
12