
TRACTION SYS (System) LIMITED
If the brake traction control system activates constantly
or if the brakes have heated up due to high-speed
braking, brake traction control will be disabled and the
TRACTION SYS LIMITED message will be displayed.
For more information on the StabiliTrak
®system
and traction control, seeStabiliTrak®System on
page 4-10.
TRANS (Transmission) HOT IDLE
ENGINE
If the transmission uid gets hot, this message will
appear on the DIC along with a continuous chime.
Driving with the transmission uid temperature high can
cause damage to the vehicle. Stop the vehicle and
let it idle to allow the transmission to cool. This message
will clear and the chime will stop when the uid
temperature reaches a safe level. SeeTransmission
Temperature Gage on page 3-38.
Notice:If you drive your vehicle while the
transmission uid is overheating and the
transmission temperature warning is displayed on
the instrument panel cluster and/or DIC, you
can damage the transmission. This could lead to
costly repairs that would not be covered byyour warranty. Do not drive your vehicle with
overheated transmission uid or while transmission
temperature warning is displayed.
TRANSMISSION HOT
If the transmission uid temperature becomes high, this
message will appear on the DIC display.
When the transmission enters the protection mode, you
may notice a change in the transmission shifting
patterns. When the transmission uid temperature
returns to normal, the display will turn off and the
transmission shifting patterns will return to normal.
Notice:If you drive your vehicle while the
transmission uid is overheating and the
transmission temperature warning is displayed on
the instrument panel cluster and/or DIC, you
can damage the transmission. This could lead to
costly repairs that would not be covered by
your warranty. Do not drive your vehicle with
overheated transmission uid or while transmission
temperature warning is displayed.
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
3-57

You can also scroll through the different languages by
pressing and holding the trip reset stem for four seconds,
as long as you are in the odometer mode.
Display Units
Press the customization button until DISPLAY UNITS
appears in the display. To select English or metric, press
the select button while DISPLAY UNITS is displayed
on the DIC. Pressing the select button will scroll through
the following choices:
DISPLAY UNITS: ENGLISH
DISPLAY UNITS: METRIC
If you choose English, all information will be displayed in
English units. For example, distance in miles and fuel
economy in miles per gallon. If you choose metric, all
information will be displayed in metric units. For example,
distance in kilometers and fuel economy in liters per
100 kilometers.
Choose one of the available options and press the
customization button while it is displayed on the DIC to
select it and end out of the customizable options.
Audio System(s)
Notice:Before adding any sound equipment to
your vehicle, such as an audio system, CD player,
CB radio, mobile telephone, or two-way radio, make
sure that it can be added by checking with your
dealer. Also, check federal rules covering mobile
radio and telephone units. If sound equipment can
be added, it is very important to do it properly.
Added sound equipment may interfere with
the operation of your vehicle’s engine, radio, or
other systems, and even damage them. Your
vehicle’s systems may interfere with the operation
of sound equipment that has been added.
Notice:The chime signals related to seat belts,
parking brake, and other functions of your vehicle
operate through the GM radio/entertainment system.
If that equipment is replaced or additional
equipment is added to your vehicle, the chimes may
not work. Make sure that replacement or additional
equipment is compatible with your vehicle before
installing it.
Figure out which audio system is in your vehicle, nd
out what your audio system can do, and how to operate
all of its controls.
3-64

For XM™ (if equipped), press the INFO knob while in
XM™ mode to retrieve four different categories of
information related to the current song or channel:
Artist, Song Title, Category or PTY, Channel
Number/Channel Name.
To change the default on the display, press the INFO
knob until you see the display you want, then hold
the knob until you hear a beep. The selected display will
now be the default.
AUTO VOL (Automatic Volume):With automatic
volume, the audio system will adjust automatically to
make up for road and wind noise as you drive by
increasing the volume as vehicle speed increases.
Set the volume at the desired level. Press this button to
select LOW, MEDIUM, or HIGH. AVOL will appear
on the display. Each higher setting will provide more
volume compensation at faster vehicle speeds. To turn
automatic volume off, press this button until AVOL
OFF appears on the display.
Finding a Station
BAND:Press this button to switch between FM1, FM2,
AM, or XM1 or XM2 (if equipped). The display will
show the selection.
oTUNEp:Turn this knob to select radio stations.
©SEEK¨:Press either the SEEK or the TYPE
arrows to go to the next or to the previous station and
stay there.
The radio will only seek stations with a strong signal
that are in the selected band.
©SCAN¨:Press and hold either the SCAN or the
TYPE arrows for two seconds until SCAN appears
on the display and you hear a beep. The radio will go to
a station, play for a few seconds, then go on to the
next station. Press either the SCAN or the TYPE arrows
again to stop scanning.
To scan preset stations, press and hold either the
SCAN or the TYPE arrows for more than four seconds.
PSCN will appear on the display and you will hear a
double beep. The radio will go to a preset station, play
for a few seconds, then go on to the next preset
station. Press either the SCAN or the TYPE arrows
again to stop scanning presets.
The radio will only scan stations with a strong signal
that are in the selected band.
3-67

SCAN:Scan the stations within a PTY by performing
the following:
1. Press the TYPE button to activate program type
select mode. TYPE and the last selected PTY will
appear on the display.
2. Turn the TYPE knob or press and release the
TYPE button to select a PTY.
3. Once the desired PTY is displayed, press and hold
either the TYPE or the SCAN arrows for
two seconds, and the radio will begin scanning the
stations in the PTY.
4. Press either the TYPE or the SCAN arrows to stop
at a station.
BAND (Alternate Frequency):Alternate frequency
allows the radio to switch to a stronger station with the
same program type. To turn alternate frequency on,
press and hold BAND for two seconds. AF ON will
appear on the display. The radio may switch to stations
with a stronger frequency.
To turn alternate frequency off, press and hold BAND
again for two seconds. AF OFF will appear on the
display. The radio will not switch to other stations.
This function does not apply for XM™ Satellite Radio
Service.Setting Preset PTYs (RDS Only)
These buttons have factory PTY presets. Up to 12 PTYs
(six FM1 and six FM2), can be programmed on the
six numbered pushbuttons, by performing the following
steps:
1. Press BAND to select FM1 or FM2.
2. Press the TYPE button to activate program type
select mode. TYPE and the last selected PTY will
appear on the display.
3. Turn the TYPE knob or press and release the
TYPE button to select a PTY.
4. Press and hold one of the six numbered
pushbuttons until you hear a beep. Whenever that
numbered pushbutton is pressed, the PTY that
was set will return.
5. Repeat the steps for each pushbutton.
3-70

For XM™ (if equipped), press the INFO knob while in
XM™ mode to retrieve four different categories of
information related to the current song or channel:
Artist, Song Title, Category or PTY, Channel Number/
Channel Name.
To change the default on the display, press the INFO
knob until you see the display you want, then hold the
knob until you hear a beep. The selected display will now
be the default.
AUTO VOL (Automatic Volume):With automatic
volume, the audio system will adjust automatically to
make up for road and wind noise as you drive by
increasing the volume as vehicle speed increases.
Set the volume at the desired level. Press this button to
select MIN, MED, or MAX. AUTO VOL will appear on
the display. Each higher setting will provide more
volume compensation at faster vehicle speeds. To turn
automatic volume off, press this button until AUTO
VOL OFF appears on the display.
Finding a Station
BAND:Press this button to switch between FM1, FM2,
AM, or XM1 or XM2 (if equipped). The display will
show the selection.
oTUNEp:Turn this knob to select radio stations.
©SEEK¨:Press either the SEEK or the TYPE
arrows to go to the next or to the previous station and
stay there.
The radio will only seek stations with a strong signal
that are in the selected band.
©SCAN¨:Press and hold either the SCAN or the
TYPE arrows for two seconds until SCN appears on
the display and you hear a beep. The radio will go to a
station, play for a few seconds, then go on to the
next station. Press either the SCAN or the TYPE arrows
again to stop scanning.
To scan preset stations, press and hold either the
SCAN or the TYPE arrows for more than four seconds.
PSC will appear on the display and you will hear a
double beep. The radio will go to a preset station, play
for a few seconds, then go on to the next preset
station. Press either the SCAN or the TYPE arrows
again to stop scanning presets.
The radio will only scan stations with a strong signal
that are in the selected band.
3-78

Adjusting the Speakers (Balance/Fade)
AUDIO:To adjust the balance between the right
and the left speakers, push and release the AUDIO
knob until BAL appears on the display. Turn the knob to
move the sound toward the right or the left speakers.
To adjust the fade between the front and rear speakers,
push and release the AUDIO knob until FAD appears
on the display. Turn the knob to move the sound toward
the front or the rear speakers.
To adjust the balance or fade to the middle position
while it is displayed, push and hold the AUDIO knob.
The radio will produce one beep and adjust the display
level to the middle position.
To adjust all tone and speaker controls to the middle
position, push and hold the AUDIO knob when no tone
or speaker controls are displayed. ALL CENTERED
will appear on the display and you will hear a beep.
Finding a Program Type (PTY) Station
(RDS and XM™)
To select and nd a desired PTY perform the following:
1. Press the TYPE button to activate program type
select mode. P-TYPE and the last selected PTY
will appear on the display.
2. Turn the TYPE knob or press and release the
TYPE button to select a PTY.3. Once the desired PTY is displayed, press either the
TYPE or the SEEK arrows to select and to take you
to the PTY’s rst station.
4. To go to another station within that PTY, press the
TYPE button then, press either the TYPE or the
SEEK arrows once.
5. Press either the TYPE or the SEEK arrows twice to
exit program type select mode.
SCAN:Scan the stations within a PTY by performing
the following:
1. Press the TYPE button to activate program type
select mode. P-TYPE and the last selected PTY
will appear on the display.
2. Turn the TYPE knob or press and release the
TYPE button to select a PTY.
3. Once the desired PTY is displayed, press and
hold either the TYPE or the SCAN arrows for
two seconds, and the radio will begin scanning the
stations in the PTY.
4. Press either the TYPE or the SCAN arrows to stop
scanning.
BAND (Alternate Frequency):Alternate frequency
allows the radio to switch to a stronger station with the
same program type. To turn alternate frequency on,
press and hold BAND for two seconds. AF ON will
appear on the display. The radio may switch to stations
with a stronger frequency.
3-80

To turn alternate frequency off, press and hold BAND
again for two seconds. AF OFF will appear on the
display. The radio will not switch to other stations.
This function does not apply for XM™ Satellite Radio
Service.
Setting Preset PTYs (RDS Only)
These pushbuttons have factory PTY presets. Up to
12 PTYs (six FM1 and six FM2), can be programmed on
the six numbered pushbuttons, by performing the
following steps:
1. Press BAND to select FM1 or FM2.
2. Press the TYPE button to activate program type
select mode. P-TYPE and the last selected PTY
will appear on the display.
3. Turn the TYPE knob or press and release the
TYPE button to select a PTY.
4. Press and hold one of the six numbered
pushbuttons until you hear a beep. Whenever that
numbered pushbutton is pressed, while in PTY
mode, the PTY that was set will return.
5. Repeat the steps for each pushbutton.
RDS Messages
INFO (Information):If the current station has a
message, INFO will appear on the display. Press this
button to see the message. The message may display
the artist, song title, call in phone numbers, etc.
If the entire message is not displayed, parts of the
message will appear every three seconds. To scroll
through the message, press and release the INFO button.
A new group of words will appear on the display after
every press of this button. Once the complete message
has been displayed, INFO will disappear from the display
until another new message is received. The last message
can be displayed by pressing the INFO button. You can
view the last message until a new message is received or
a different station is tuned to.
Radio Messages
CAL ERR (Calibration Error):The audio system has
been calibrated for your vehicle from the factory. If CAL
ERR appears on the display, it means that the radio has
not been con gured properly for the vehicle and must be
returned to your GM dealer for service.
LOCKED:This message is displayed when the
THEFTLOCK
®system has locked up. Take the
vehicle to your GM dealer for service.
If any error occurs repeatedly, or if an error cannot be
corrected, contact your GM dealer.
3-81

©SCAN¨:To scan one CD, press and hold either
SCAN arrow for more than two seconds until TRACK
SCAN appears on the display and you hear a beep. The
radio will go to the next track, play for 10 seconds,
then go on to the next track. Press either SCAN arrow
again, to stop scanning.
To scan all loaded CDs, press and hold either SCAN
arrow for more than four seconds until ALL CD
SCAN appears on the display and you hear a beep.
Use this feature to listen to 10 seconds of the rst track
of each loaded CD. Press either SCAN arrow again,
to stop scanning.
INFO (Information):Press this knob to see how long
the current track has been playing. To change the
default on the display, track or elapsed time, press the
knob until you see the display you want, then press
and hold the knob until you hear a beep. 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(s) will remain safely
inside the radio for future listening.Using Song List Mode
The six-disc CD changer has a feature called song list.
This feature is capable of saving 20 track selections.
To save tracks into the song list feature, perform
the following steps:
1. Turn the CD player on and load it with at least one
CD. See “LOAD CD” listed previously in this section
for more information.
2. Check to see that the CD changer is not in song list
mode. S-LIST should not appear on the display.
If S-LIST is present, press the SONG LIST button to
turn it off.
3. Select the desired CD by pressing the numbered
pushbutton and then use the SEEK or TYPE right
arrow to locate the track to be saved. The track will
begin to play.
4. Press and hold the SONG LIST button to save
the track into memory. When SONG LIST is
pressed, one beep will be heard immediately.
After two seconds of continuously pressing the
SONG LIST button, two beeps will sound to con rm
the track has been saved.
5. Repeat Steps 3 and 4 for saving other selections.
S-LIST FULL will appear on the display if you try to save
more than 20 selections.
3-87