2006 GMC YUKON AUX

Instrument Panel Overview...............................3-4
Hazard Warning Flashers................................3-6
Other Warning Devices...................................3-6
Horn.............................................................3-6
Tilt Wheel.....................................................3-6
Turn Signal/Multifunction Lever.........................3-7
Turn and Lane-Change Signals........................3-8
Headlamp High/Low-Beam Changer..................3-8
Flash-to-Pass.................................................3-9
Windshield Wipers..........................................3-9
Windshield Washer.......................................3-10
Rear Window Wiper/Washer...........................3-10
Cruise Control..............................................3-11
Headlamps..................................................3-14
Headlamps on Reminder................................3-15
Daytime Running Lamps (DRL).......................3-16
Automatic Headlamp System..........................3-16
Fog Lamps..................................................3-18
Auxiliary Roof Mounted Lamp.........................3-19
Instrument Panel Brightness...........................3-19
Dome Lamps...............................................3-19
Dome Lamp Override....................................3-20Entry Lighting...............................................3-20
Exit Lighting.................................................3-20
Front Reading Lamps....................................3-20
Battery Run-Down Protection..........................3-20
Accessory Power Outlet(s).............................3-20
Ashtray(s) and Cigarette Lighter......................3-21
Climate Controls............................................3-22
Climate Control System.................................3-22
Dual Climate Control System..........................3-23
Dual Automatic Climate Control System...........3-25
Outlet Adjustment.........................................3-31
Rear Air Conditioning and Heating System.......3-32
Rear Air Conditioning and Heating System
and Electronic Climate Controls...................3-33
Warning Lights, Gages, and Indicators............3-35
Instrument Panel Cluster................................3-36
Speedometer and Odometer...........................3-37
Trip Odometer..............................................3-37
Tachometer.................................................3-37
Safety Belt Reminder Light.............................3-37
Airbag Readiness Light..................................3-38
Section 3 Instrument Panel
3-1

Auxiliary Roof Mounted Lamp
If your vehicle has this feature, this button includes
wiring provisions for a dealer or a qualied service
center to install an auxiliary roof lamp.
This button is located on
the center of the instrument
panel near the climate
controls.
When the wiring is connected to an auxiliary roof
mounted lamp, pressing the button will activate the lamp
and illuminate an indicator light near the button. Pressing
the button again will turn off the roof mounted lamp.
If your vehicle has this button, your vehicle may have the
snow plow prep package. For further information see
Adding a Snow Plow or Similar Equipment on page 4-51.
Instrument Panel Brightness
D(Instrument Panel Brightness):This feature
controls the brightness of the instrument panel lights.
The thumbwheel for this feature is located next to
the headlamp control.
Turn the thumbwheel up to adjust the instrument panel
lights. Turn the thumbwheel up to return the radio
display to full brightness when the headlamps or parking
lamps are on. To turn on the dome lamps, turn the
thumbwheel all the way up.
Dome Lamps
The dome lamps will come on when you open a door.
You can also turn the dome lamps on by turning
the thumbwheel, located next to the exterior lamps
control, all the way up. In this position, the dome lamps
will remain on whether a door is opened or closed.
3-19

Dome Lamp Override
E(Dome Lamp Override):You can use the dome
override button, located below the exterior lamps control,
to set the dome lamps to come on automatically when
a door is opened, or to remain off. To turn the lamps off,
press the button into the in position. With the button
in this position, the dome lamps will remain off when the
doors are open. To return the lamps to automatic
operation, press the button again and return it to the out
position. With the button in this position, the dome
lamps will come on when you open a door.
Entry Lighting
Your vehicle is equipped with an illuminated entry feature.
When the doors are opened, the dome lamps will come
on if the dome override button is in the out position.
If the dome override button is pressed in, the lamps will
not come on.
Exit Lighting
With exit lighting, the interior lamps will come on when
you remove the key from the ignition. The lights will
not come on if the dome override button is pressed in.
Front Reading Lamps
The reading lamps are located on the overhead console.
To turn on the reading lamps, press the button located next
to each lamp. To turn them off, press the button again.
The lamps can be adjusted to point in the direction
you want.
Your vehicle may also have reading lamps in other
locations. To turn the lamps on or off, press the button
located next to the lamp. The lamps are xed and
cannot be adjusted.
Battery Run-Down Protection
This feature shuts off the dome, and reading lamps
if they are left on for more than 10 minutes when
the ignition is off. This will keep the battery from
running down.
Accessory Power Outlet(s)
With accessory power outlets you can plug in
auxiliary electrical equipment such as a cellular
telephone or CB radio.
Your vehicle may have two accessory power
outlets, or may have one accessory power outlet
located near the cigarette lighter, if equipped.
3-20

Rear Air Conditioning and Heating
System and Electronic Climate
Controls
With this system, the front or rear passengers can
control the air temperature, airow and fan speed for
the rear seat passengers. The climate control has
an overhead control near the driver and a control on the
back of the center console.
Driver Overhead Control
To control the rear climate control from the front seat
position, use the driver overhead control. The rear
console control must be on.AUX:Turn the knob, located on the left side of the
control panel, to this position to allow the rear seat
passengers to have control over the rear climate control
system. See “Rear Passenger Console Control” later
for more information.
9(Off):Turn the knob, located on the left side of the
control panel, to this position to turn the rear climate
control system off.
9(Fan):To adjust the airow speed, turn the fan
knob located on the left side of the control panel to the
desired setting. Choose AUTO if you want the system
to automatically choose the fan speed to maintain
a selected temperature. See “Auto Mode” later in this
section for more information on using this feature.
°F (°C):To adjust the air temperature, turn the
temperature knob on the center of the control panel.
For cooler or warmer air, turn the knob counterclockwise
toward 66°F (19°C) or clockwise toward 82°F (27°C).
To regulate the airow direction, adjust the right knob on
the control panel. Turn the knob clockwise for oor
vent airow or counterclockwise for headliner vent
airow. Generally, the upper vents are used for air
conditioning and the oor vents for heating. The knob
can be set to any blend setting. Choose AUTO if
you want the system to automatically regulate the
airow. See “Auto Mode” later in this section for more
information on using this feature. Front Controls - United States shown,
Canada similar
3-33

Rear Passenger Console Control
To control the rear climate control from the rear
passenger seat position, use the rear passenger console
control. The driver overhead control fan knob must be
set to the AUX position.
The rear seat controls have the following settings:
O(On/Off):Press this button to turn the rear seat
comfort controls on or off when the front overhead
control is set to AUX.
%(Mode):Press this button to select the air delivery
mode and AUTO mode. Choose AUTO if you want
the system to automatically regulate the airow.
See “Auto Mode” later in this section for more
information on using this feature.
b(Temperature):Press this button up or down to
increase or decrease the temperature setting.
w9x(Fan):Press this button up or down to adjust
the fan speed. Choose AUTO if you want the system
to automatically choose the fan speed to maintain
a selected temperature. See “Auto Mode” following for
more information on using this feature.
AUTO Mode
When using the system in auto mode, nd your comfort
setting by placing the temperature control to 74°F (23°C)
and allowing about 20 minutes for the system to regulate.
Then adjust the temperature setting as necessary. If you
choose full cold 60° F (15°C), the system will remain at
the maximum cooling setting. If you choose full hot
90°F (32°C), the system will remain at the maximum
heat setting. Rear Controls
3-34

Notice:If you drive your vehicle with the
transmission temperature gage above normal
operating range, you can damage the transmission.
This could lead to costly repairs that would not
be covered by your warranty. Do not drive your
vehicle while the transmission temperature gage
reading is above normal. See your dealer for service.
The following situations can cause the transmission to
operate at higher temperatures:
Towing a trailer
Hot outside air temperatures
Hauling a large or heavy load
Vehicle overloading
Low transmission uid level
High transmission uid level
Restricted air ow to the radiator and the auxiliary
transmission oil cooler (if equipped).
A temporary solution to hotter transmission operating
temperatures may be to let the transmission cool down.
If the transmission is operated at higher temperatures
on a frequent basis, seeScheduled Maintenance
on page 6-4for the proper transmission maintenance
intervals.
Tire Pressure Light
If your vehicle is equipped
with the Tire Pressure
Monitor system, this light
will come on if the
system detects low tire
pressure.
A CHECK TIRE PRESSURE DIC message will
accompany the light.
This light will also come on briey as you start the
engine.
SeeTire Pressure Monitor System on page 5-64for
more information.
For more information on your tires, seeTires on
page 5-57.
3-45

Over-loading
Low transmission uid level
High transmission uid level
Restricted air ow to the radiator and the auxiliary
transmission oil cooler
A temporary solution to hotter transmission operating
temperatures may be to let the transmission cool down.
If the transmission is operated at higher temperatures
on a frequent basis, seeScheduled Maintenance
on page 6-4for the transmission your vehicle is
equipped with for the proper transmission maintenance
intervals.
TURN SIGNAL ON
If a turn signal is left on for 3/4 of a mile (1.2 km), this
message will appear on the display and you will hear a
chime. Move the turn signal/multifunction lever to the off
position. Pressing any of the four DIC buttons will
acknowledge the message and clear it from the DIC
display. If your vehicle does not have the four DIC
buttons, pressing the trip odometer reset stem will
acknowledge the message and clear it from the
DIC display.
DIC Vehicle Customization
Your vehicle may have customization capabilities that
allow you to program some features to one setting
based on your preference. All of the customizable
options listed may not be available on your vehicle.
Only the options available will be displayed on
your Driver Information Center (DIC).
The default settings for the customization features were
set when your vehicle left the factory, but may have
been changed from their default state since then.
To change feature preferences, make sure the ignition
is on and the vehicle is in PARK (P). Press the
customization button to scroll through the available
customizable options.
After pressing the customization button, VEHICLE
SETTINGS will momentarily display before going to a
customization option.
3-67

INFO (Information):Press this knob to see how long
the current track has been playing. ET and the elapsed
time will appear on the display. To change the default
on the display, track or elapsed time, press the
knob until you see the display you want, then hold the
knob for two seconds. The radio will produce one
beep and the selected display will now be the default.
BAND:Press this button to listen to the radio when
a CD is playing. The inactive CD will remain safely
inside the radio for future listening.
CD AUX (Auxiliary):Press this button to play a CD
when listening to the radio. The inactive CD will remain
safely inside the radio for future listening.
Z(Eject):Press this button to stop and eject a CD
when it is playing or to eject a CD when it is not playing.
Eject may be activated with either the ignition or radio
off. CDs may be loaded with the radio and ignition off if
this button is pressed rst.
CD Messages
If the CD comes out, it could be for one of the following
reasons:
It is very hot. When the temperature returns to
normal, the CD should play.
You are driving on a very rough road. When the
road becomes smoother, the CD should play.
The CD is dirty, scratched, wet, or upside down.
The air is very humid. If so, wait about an hour
and try again.
There may have been a problem while burning
the CD.
The label may be caught in the CD player.
If the CD is not playing correctly, for any other reason,
try a known good CD.
If any error occurs repeatedly or if an error cannot be
corrected, contact your GM dealer. If the radio displays
an error message, write it down and provide it to
your GM dealer when reporting the problem.
3-89