2012 CHEVROLET SUBURBAN clock

Black plate (15,1)Chevrolet Tahoe/Suburban Owner Manual - 2012
In Brief 1-15
Interior Lighting
Dome Lamps
The dome lamps are located in the
overhead console.
They come on when any door is
opened and turn off after all the
doors are closed.
Turn the instrument panel
brightness knob located below
the dome lamp override button,
clockwise to the farthest position
to manually turn on the dome
lamps. The dome lamps remain
on until the knob is turned
counterclockwise.Dome Lamp Override
The dome lamp override button is
located next to the exterior lamps
control.
k:
Press the button in and the
dome lamps remain off when a door
is opened. Press the button again to
return it to the extended position so
that the dome lamps come on when
a door is opened. Reading Lamps
For vehicles with reading lamps in
the overhead console, press the
button located next to the lamp to
turn it on or off.
The vehicle may also have reading
lamps in other locations. To turn the
lamps on or off, press the button
located next to the lamp.
For more information about interior
lamps, see:
.Dome Lamps on page 6‑7.
.Reading Lamps on page 6‑8.
.Instrument Panel Illumination
Control on page 6‑7.

Black plate (21,1)Chevrolet Tahoe/Suburban Owner Manual - 2012
In Brief 1-21
©SEEK or¨SEEK:Seek or scan
stations.
4: Press to switch the display
between the radio station frequency
and the time. While the ignition is
off, press this button to display the
time. Press to display additional text
information related to the current
FM-RDS or XM station; or CD, MP3,
or WMA song. If information is
available during XM, CD, MP3,
or WMA playback, the song title
information displays on the top line
of the display and artist information
displays on the bottom line. When
information is not available, “NO
INFO” displays.
For more information about these
and other radio features, see
Operation on page 7‑3. For vehicles with a Rear Seat
Entertainment System (RSE) and
Rear Seat Audio System (RSA), see
Rear Seat Entertainment (RSE)
System on page 7‑35
andRear
Seat Audio (RSA) System on
page 7‑45 for more information.
Storing Radio Stations
A maximum of 36 stations can
be stored as favorites using the
six softkeys located below the radio
station frequency tabs and by using
the radio FAV button. Press FAV
to go through up to six pages of
favorites, each having six favorite
stations available per page. Each
page of favorites can contain any
combination of AM, FM, or XM
stations.
For more information, see “Storing
Radio Stations” inAM-FM Radio on
page 7‑8.
Setting the Clock
To set the time and date:
1. Turn the ignition key to ACC/ ACCESSORY or ON/RUN, then
press
O, to turn the radio on.
2. Press
Hto display HR, MIN,
MM, DD, and YYYY (hour,
minute, month, day, and year).
3. Press the softkey located under any one of the labels to be
changed.
4. To increase or decrease the time or date, turn
fclockwise or
counter‐clockwise.
For detailed instructions on setting
the clock for the vehicle's specific
audio system, see Clock on
page 5‑8.

Black plate (1,1)Chevrolet Tahoe/Suburban Owner Manual - 2012
Instruments and Controls 5-1
Instruments and
Controls
Controls
Steering Wheel Adjustment . . . 5-2
Steering Wheel Controls . . . . . . 5-2
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
Windshield Wiper/Washer . . . . . 5-5
Rear Window Wiper/Washer . . . . . . . . . . . . . . . . . . . . . . 5-5
Compass . . . . . . . . . . . . . . . . . . . . . 5-6
Clock . . . . . . . . . . . . . . . . . . . . . . . . . 5-8
Power Outlets . . . . . . . . . . . . . . . . . 5-8
Warning Lights, Gauges, and
Indicators
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . . . . . . 5-10
Instrument Cluster . . . . . . . . . . . 5-11
Speedometer . . . . . . . . . . . . . . . . 5-12
Odometer . . . . . . . . . . . . . . . . . . . . 5-12
Trip Odometer . . . . . . . . . . . . . . . 5-12
Tachometer . . . . . . . . . . . . . . . . . . 5-12
Fuel Gauge . . . . . . . . . . . . . . . . . . 5-12 Engine Oil Pressure
Gauge . . . . . . . . . . . . . . . . . . . . . . 5-13
Engine Coolant Temperature Gauge . . . . . . . . . . . . . . . . . . . . . . 5-14
Voltmeter Gauge . . . . . . . . . . . . . 5-15
Safety Belt Reminders . . . . . . . 5-15
Airbag Readiness Light . . . . . . 5-16
Passenger Airbag Status
Indicator . . . . . . . . . . . . . . . . . . . . 5-17
Charging System Light . . . . . . 5-18
Malfunction Indicator Lamp . . . . . . . . . . . . . 5-18
Brake System Warning Light . . . . . . . . . . . . . . . . . . . . . . . 5-21
Antilock Brake System (ABS) Warning Light . . . . . . . . . . . . . . 5-22
Tow/Haul Mode Light . . . . . . . . 5-22
StabiliTrak
®OFF Light . . . . . . . 5-22
Traction Control System (TCS)/StabiliTrak
®Light . . . . 5-23
Tire Pressure Light . . . . . . . . . . 5-23
Engine Oil Pressure Light . . . . 5-24
Low Fuel Warning Light . . . . . . 5-24
Security Light . . . . . . . . . . . . . . . . 5-24
High-Beam On Light . . . . . . . . . 5-25
Front Fog Lamp Light . . . . . . . . 5-25
Cruise Control Light . . . . . . . . . 5-25
Information Displays
Driver Information Center (DIC) . . . . . . . . . . . . . . . 5-26
Vehicle Messages
Vehicle Messages . . . . . . . . . . . 5-35
Battery Voltage and ChargingMessages . . . . . . . . . . . . . . . . . . 5-35
Brake System Messages . . . . 5-35
Door Ajar Messages . . . . . . . . . 5-36
Engine Cooling System Messages . . . . . . . . . . . . . . . . . . 5-37
Engine Oil Messages . . . . . . . . 5-38
Engine Power Messages . . . . 5-39
Fuel System Messages . . . . . . 5-39
Key and Lock Messages . . . . . 5-39
Lamp Messages . . . . . . . . . . . . . 5-39
Object Detection System Messages . . . . . . . . . . . . . . . . . . 5-40
Ride Control System Messages . . . . . . . . . . . . . . . . . . 5-41
Airbag System Messages . . . . 5-42
Anti-theft Alarm System Messages . . . . . . . . . . . . . . . . . . 5-42
Tire Messages . . . . . . . . . . . . . . . 5-42
Transmission Messages . . . . . 5-43
Vehicle Reminder Messages . . . . . . . . . . . . . . . . . . 5-44
Washer Fluid Messages . . . . . 5-45

Black plate (8,1)Chevrolet Tahoe/Suburban Owner Manual - 2012
5-8 Instruments and Controls
Clock
To set the time and date:
1. Turn the ignition key to ACC/ACCESSORY or ON/RUN, then
press the
Obutton to turn the
radio on.
2. Press the
Hbutton to display
HR, MIN, MM, DD, YYYY (hour,
minute, month, day, and year).
3. Press the softkey located under any one of the tabs to change
that setting.
4. To increase the time or date, do one of the following:
.Press the softkey below the
selected tab.
.Press the¨SEEK button.
.Press the\FWD button.
.Turn thefknob clockwise. 5. To decrease the time or date, do
one of the following:
.Press the©SEEK button.
.Press thesREV button.
.Turn thefknob
counterclockwise.
To change the time default setting
from 12 hour to 24 hour or to change
the date default setting from month/
day/year to day/month/year:
1. Press the
Hbutton and then
the softkey located below the
forward arrow tab. 12H, 24H, the
date MM/DD (month and day),
and DD/MM/ (day and month)
displays.
2. Press the softkey located below the desired option.
3. Press the
Hbutton again to
apply the desired option, or let
the screen time out.
Power Outlets
The accessory power outlets can be
used to plug in electrical equipment,
such as a cell phone or MP3 player.
There are two under the climate
controls, one inside the center floor
console, one on the rear of the
center floor console and one
accessory power outlet in the rear
cargo area on the passenger side.
Remove the cover to access and
replace when not in use.
The accessory power outlets are
powered, even with the ignition
off. Continuing to use accessory
power outlets while the ignition is in
LOCK/OFF may cause the vehicle's
battery to run down.

Black plate (7,1)Chevrolet Tahoe/Suburban Owner Manual - 2012
Lighting 6-7
The emergency roof lamp circuit
is fused at 30 amps, so the total
current draw of the attached lamps
should be less than this value. The
attachment points for the roof lamp
circuits are two blunt cut wires
located above the overhead
console, a dark green switched
power wire and a black ground wire.
For more information on roof mount
emergency lamp installation, please
visit the GM Upfitter website at
www.gmupfitter.com or contact your
dealer.
If the vehicle has this button,
the vehicle may have the snow
plow prep package. For further
information, seeAdding a Snow
Plow or Similar Equipment on
page 9‑85.Interior Lighting
Instrument Panel
Illumination Control
D(Instrument Panel
Brightness): This feature controls
the brightness of the instrument
panel lights and is located next to
the exterior lamps control.
Push the knob to extend out and
then it can be turned. Turn the knob clockwise or
counterclockwise to brighten or dim
the instrument panel lights. Turning
the knob to the farthest clockwise
position turns on the dome lamps.
Dome Lamps
The dome lamps are located in the
overhead console.
They come on when any door is
opened and turn off after all the
doors are closed.
Turn the instrument panel
brightness knob located below
the dome lamp override button,
clockwise to the farthest position to
manually turn on the dome lamps.
The dome lamps remain on until the
knob is turned counterclockwise.

Black plate (4,1)Chevrolet Tahoe/Suburban Owner Manual - 2012
7-4 Infotainment System
Radio with USB, CD, and DVD (MP3)
The vehicle has one of these radios
as its audio system.
Radios with CD and DVD
Vehicles with a USB, CD, and DVD
radio have a Bose®Surround
Sound System. Some of its features are explained later in this section
under,
“Adjusting the Speakers
(Balance/Fade).”
Vehicles with a USB, CD, and DVD
radio may have a Rear Seat
Entertainment (RSE) system. See
Rear Seat Entertainment (RSE) System on page 7‑35
for more
information on the vehicle's RSE
system.
The DVD player is the top slot on
the radio faceplate. The player is
capable of reading the DTS
programmed DVD Audio or DVD
Video media, (DTS and DTS Digital
Surround are registered trademarks
of Digital Theater Systems, Inc.).
Manufactured under license from
Dolby Laboratories. Dolby and the
double-D symbol are trademarks of
Dolby Laboratories.
Using the Radio
O(Power/Volume): Press to turn
the system on and off.
Turn clockwise or counterclockwise
to increase or decrease the volume.
4(Information) (If Available):
Press to switch the display between
the radio station frequency and the
time. While the ignition is off, press
this button to display the time. Press
to display additional text information
related to the current FM-RDS or

Black plate (6,1)Chevrolet Tahoe/Suburban Owner Manual - 2012
7-6 Infotainment System
Setting the Tone
(Bass/Midrange/Treble)
BASS/MID/TREB (Bass, Midrange,
or Treble):To adjust the bass,
midrange, or treble:
1. Press the
fknob until the tone
control tabs display.
2. Highlight the desired tone control tab by doing one of the
following:
.Pressing thefknob.
.Press the softkey under the
desired tab.
3. Adjust the setting by doing one of the following:
.Turn thefknob clockwise
or counterclockwise.
.Press the¨SEEK,
or
©SEEK button.
.Press the\FWD,
or
sREV button. If a station's frequency is weak or if
there is static, decrease the treble.
To quickly adjust bass, midrange,
or treble to the middle position,
press the softkey positioned under
the BASS, MID, or TREB tab for
more than two seconds. A beep
sounds and the level adjusts to the
middle position.
To quickly adjust all tone and
speaker controls to the middle
position, press the
fknob for
more than two seconds until a beep
sounds.
EQ (Equalization): Press this
button to choose bass and treble
equalization settings designed for
different types of music. Selecting
MANUAL or changing bass or
treble, returns the EQ to the manual
bass and treble settings.
Unique EQ settings can be saved
for each source.
If the radio has a Bose audio
system, the EQ settings are either
MANUAL or TALK. Digital Signal Processing (DSP):
Press the EQ button to change the
DSP settings (only available on
Bose systems with the LTZ option
package). DSP settings provide
a choice of different listening
experiences.
The following DSP settings are
available:
.Normal
—Select this setting to
adjust the audio for normal
mode. This provides the best
sound quality for all seating
positions.
.Driver —Select this setting to
adjust the audio for the driver to
receive the best possible sound
quality.
.Rear —Select this setting to
adjust the audio for the rear seat
passengers to receive the best
possible sound quality.
.Surround
(Centerpoint®) — Select
this setting to enable Bose
Centerpoint. Centerpoint signal

Black plate (7,1)Chevrolet Tahoe/Suburban Owner Manual - 2012
Infotainment System 7-7
processing produces a surround
sound listening experience from
a CD or XM stereo digital audio
source. Centerpoint delivers
five independent audio channels
from conventional two channel
stereo recordings. (Not available
for AM or FM.)
Adjusting the Speakers
(Balance/Fade)
BAL/FADE (Balance/Fade):To
adjust the balance or fade:
1. Press the
fknob until the
speaker control tabs display.
2. Highlight the desired speaker control tab by doing one of the
following:
.Pressing thefknob.
.Press the softkey under the
desired tab. 3. Adjust the setting by doing one
of the following:
.Turn thefknob clockwise
or counterclockwise.
.Press the¨SEEK,
or
©SEEK button.
.Press the\FWD,
or
sREV button.
To quickly adjust all speaker and
tone controls to the middle position,
press the
fknob for more than
2 seconds.
If the Rear Seat Audio (RSA) is
turned on, the radio disables FADE
and mutes the rear speakers.
Radio Messages
Calibration Error: The audio
system has been calibrated
for the vehicle from the factory.
If Calibration Error displays, it
means that the radio has not been
configured properly for the vehicle
and it must be returned to your
dealer for service.
Locked or Loc: One of these
messages will display when the
TheftLock
®system has locked up
the radio. Take the vehicle to your
dealer for service.
If any error occurs repeatedly or if
an error cannot be corrected,
contact your dealer.