2008 GMC SIERRA air conditioning

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Following are examples of symbols you
may find on your vehicle. It is importantto become familiar with them, as theyalert you to various vehicle operatingconditions.
Air Bag Readiness LightAir Conditioning (A/C)
Antilock Brake System Warning
Light
Brake System Warning Light
(Parking Brake Set)
Cruise Control Set LightFourWheel Drive Light
(Manual Transmission only)
HeadlampsHeated MirrorsMalfunction Indicator Lamp
(Check Engine Light)
Off
On/Off
On
Rear Window DefoggerSafety Belt Reminder LightSecurity Light
StabiliTrak Warning Light
Tire Pressure Warning Light
Tow/Haul Mode Light
Ultrasonic Rear Parking Assist
Voltmeter Operation
The voltmeter shows the condition of the
vehicle’s charging system. The systemis designed to regulate voltage output tohelp improve fuel economy and extendbattery life. Normal system operationreadings may fluctuate (as indicated bythe blue area in the illustration above)based on vehicle operation, includingthe number of electrical accessoriesbeing operated and engine speed.
See Section 3 of your Owner Manual.
Vehicle Symbols
Driver Information Center
Your vehicle’s Driver Information Center
(DIC) provides vehicle information, vehi
cle feature customization (if equipped),
and vehicle warning messages. The DICmessages will be shown on the instru
ment panel cluster display.
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9
Memory Settings (if equipped)
The memory buttons are located on the
driver’s door next to the heated seatcontrols. Settings can be programmed
for the driver’s seat, the outside mirrorsand the adjustable pedals (if equipped)for two drivers.
To save memory settings:
1. Adjust the driver’s seat, outside
mirrors and pedals to a comfortable
position.
2. Press and hold button 1 or 2 until two
beeps sound.
3. Repeat these steps for a second
driver using the other memory button.
To recall the settings, press memory
button 1 or 2 with the vehicle in Park. Ifthe Remote Keyless Entry transmitter is
used to enter the vehicle and the memory seat recall feature is on (see DriverInformation Center), the settings will be
recalled automatically.
Easy Exit Seat
The easy exit seat button is located
between the two memory buttons. Pressthe exit button, with the vehicle in Park,
to move the driver’s seat to the exitposition.
If the easy exit seat feature is on (see
Driver Information Center), automaticseat movement will occur when the keyis removed from the ignition.
See Section 1 of your Owner Manual.
The accelerator and brake pedals can
be adjusted to a comfortable and safeoperating position by using theadjustable pedals switch located on the
Adjustable Pedals (if equipped)
The automatic climate control system
maintains the desired individual temper
ature for the driver and front seat pas
senger. The system adjusts the airflow
mode, fan speed, air conditioning and
recirculation functions to reach the settemperature(s) as quickly as possible.
Automatic Operation
To set the automatic mode:
1. Press the AUTO button.
2. Set the driver’s and front passenger’s
temperature using the + or – temperature buttons.
Automatic Climate Controls
(if equipped)
instrument
panel belowthe climatecontrols.
Press the top
arrow on theswitch to movethe pedalsaway from youand the bottom arrow on the switch tomove the pedals toward you.
The pedals cannot be adjusted when the
vehicle is in Reverse or when cruisecontrol is activated.
See Section 2 of your Owner Manual.
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Getting to Know Your Sierra10
Manual Operation
To operate the system manually, use the
following controls:
(On/Off):Press this button to turn
the system on or off.
+ – (Temperature Control): Press the
driver and passenger + or – temperaturebuttons to raise or lower the temperaturesetting(s).
(Fan):Press the up or down arrow to
increase or decrease fan speed.
(Airflow Mode):Press the up or
down arrow to change the direction
of the airflow as well as to select thedefog mode.
PASS (Passenger Temperature
Control):Press this button to turn off
the passenger temperature setting.
(Air Conditioning): Press this but
ton to turn the air conditioning system
on or off.
(Recirculation):Press this button
to circulate inside air through the vehi
cle. This mode keeps outside air fromentering the vehicle.
(Outside Air):Press this button to
allow outside air to enter the vehicle.
(Defrost):Press this button to
direct most of the air to the windshieldand some air to the side window outlets.
(Rear Window Defogger):Press
this button to activate the rear windowdefogger and the heated outside
rearview mirrors (if equipped). Thedefogger and heated mirrors will shut off
automatically or can be turned off by
pressing the button again.
See Section 3 of your Owner Manual.
Audio System Features
(NonNavigation Radios only)
ENTERTAINMENT
While most of the features on your radio
will look familiar, following are some thatmay be new:
(Power/Volume):Press this knob to
turn the system on or off. Turn the knobto adjust the volume.
(Information):Press this button to
switch the display between the radio station frequency and the time. If equipped,press this button to display additionaltext information related to the currentFMRDS or XM station, or MP3 song.
(Tune):Turn this knob to select radio
stations or, when a CD is playing, to
select a track or MP3 file.
Press the knob to adjust the tone
(bass/treble) or speakers (balance/fade).
BAND:Press this button to switch to
AM; FM; or XM (if equipped). With a CDplaying, press this button to switch tothe radio.
CD/AUX(if equipped): Press this button
to play a CD instead of the radio. Pressagain and the system will automaticallysearch for an auxiliary input device such
as a portable audio player.
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