Page 3 of 680

GENERAL MOTORS, GM, the GM Emblem,
GMC, the GMC Truck Emblem, and the name
SIERRA are registered trademarks of General
Motors Corporation.
This manual includes the latest information at the
time it was printed. We reserve the right to
make changes after that time without further
notice. For vehicles rst sold in Canada, substitute
the name “General Motors of Canada Limited”
for GMC whenever it appears in this manual.This manual describes features that may be
available in this model, but your vehicle may not
have all of them. For example, more than
one entertainment system may be offered or your
vehicle may have been ordered without a front
passenger or rear seats.
Keep this manual in the vehicle, so it will be there
if it is ever needed. If the vehicle is sold, leave
this manual in it so the new owner can use it.
Canadian Owners
A French language copy of this manual can be
obtained from your dealer/retailer or from:
Helm, Incorporated
P.O. Box 07130
Detroit, MI 48207
Litho in U.S.A.
Part No. 15854800 A First Printing
©2006 General Motors Corporation. All Rights Reserved.
3
Page 278 of 680

Relearn Remote Key
To access this display, the vehicle must be in
PARK (P). This display allows you to match
Remote Keyless Entry (RKE) transmitters to your
vehicle. To match an RKE transmitter to your
vehicle, do the following:
1. Press the trip odometer reset stem until
RELEARN REMOTE KEY displays.
2. Press and hold the trip odometer reset stem
for three seconds.
The message REMOTE KEY LEARNING
ACTIVE will display.
3. Press and hold the lock and unlock buttons
on the rst transmitter at the same time for
about 15 seconds.
On vehicles with memory recall seats, the rst
transmitter learned will match driver 1 and
the second will match driver 2.
A chime will sound indicating that the
transmitter is matched.
4. To match additional transmitters at this time,
repeat Step 3.
Each vehicle can have a maximum of
eight transmitters matched to it.
5. To exit the programming mode, you must
cycle the key to LOCK.
Language
This display allows you to select the language in
which the DIC messages will appear. To select
a language, do the following:
1. Press the trip odometer reset stem until
ODOMETER displays.
2. While in the ODOMETER display, press
and hold the trip odometer reset stem for
three seconds until the currently set
language displays.
3. Continue to press and hold the trip odometer
reset stem to scroll through all of the available
languages.
The available languages are ENGLISH
(default), FRANCAIS (French), ESPANOL
(Spanish), and NO CHANGE.
4. Once the desired language is displayed,
release the trip odometer reset stem to
set your choice.
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Page 290 of 680

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.
The customization preferences are automatically
recalled.
To change customization preferences, use the
following procedure.
Entering the Feature Settings Menu
1. Turn the ignition on and place the vehicle in
PARK (P).
To avoid excessive drain on the battery, it is
recommended that the headlamps are
turned off.
2. Press the customization button to scroll
through the available customizable options.
Feature Settings Menu Items
The following are customization features that allow
you to program settings to the vehicle:
DISPLAY IN ENGLISH
This feature will only display if a language other
than English has been set. This feature allows you
to change the language in which the DIC
messages appear to English.
Press the customization button until the PRESS
V
TO DISPLAY IN ENGLISH screen appears on
the DIC display. Press the set/reset button once to
display all DIC messages in English.
DISPLAY LANGUAGE
This feature allows you to select the language in
which the DIC messages will appear.
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Page 291 of 680

Press the customization button until the DISPLAY
LANGUAGE screen appears on the DIC display.
Press the set/reset button once to access the
settings for this feature. Then press the
customization button to scroll through the
following settings:
ENGLISH (default):All messages will appear
in English.
FRANCAIS:All messages will appear in French.
ESPANOL:All messages will appear in Spanish.
NO CHANGE:No change will be made to this
feature. The current setting will remain.
Choose one of the available settings and press
the set/reset button while it is displayed on the DIC
to select it.
You can also change the language by pressing
the trip odometer reset stem. See “Language”
under DIC Operation and Displays (Without DIC
Buttons) earlier in this section for more information.AUTO DOOR LOCK
This feature allows you to select when the
vehicle’s doors will automatically lock. See
Programmable Automatic Door Locks on page 119
for more information.
Press the customization button until AUTO DOOR
LOCK appears on the DIC display. Press the
set/reset button once to access the settings for this
feature. Then press the customization button to
scroll through the following settings:
SHIFT OUT OF PARK (default):The doors will
automatically lock when the vehicle is shifted out of
PARK (P).
AT VEHICLE SPEED:The doors will
automatically lock when the vehicle speed is
above 8 mph (13 km/h) for three seconds.
NO CHANGE:No change will be made to this
feature. The current setting will remain.
Choose one of the available settings and press
the set/reset button while it is displayed on the DIC
to select it.
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Page 359 of 680

To use the auxiliary inputs of the RSE system,
connect an external auxiliary device to the
color-coded A/V jacks and turn both the auxiliary
device and the video screen power on. If the
video screen is in the DVD player mode, pressing
the AUX (auxiliary) button on the remote control
switches the video screen from the DVD
player mode to the auxiliary device. The radio can
listen to the audio of the connected auxiliary
device by sourcing to auxiliary. SeeRadio with CD
and DVD (MP3) on page 322for more information.
How to Change the RSE Video Screen
Settings
The screen display mode (normal, full, and zoom),
screen brightness, and setup menu language
can be changed from the on screen setup menu.
To change any feature, do the following:
1. Press the display menu button on the
remote control.
2. Use the remote control menu navigation
arrows and the enter button to use the
setup menu.
3. Press the display menu button again to
remove the setup menu from the screen.
Audio Output
Audio from the DVD player or auxiliary inputs may
be heard through the following possible sources:
Wireless Headphones
Vehicle Speakers
Vehicle wired headphone jacks on the rear
seat audio system, if your vehicle has this
feature.
The RSE system always transmits the audio
signal to the wireless headphones, if there is audio
available. See “Headphones” earlier in this
section for more information.
The DVD player is capable of outputting audio to
the wired headphone jacks on the RSA system,
if your vehicle has this feature. The DVD
player can be selected as an audio source on the
RSA system. SeeRear Seat Audio (RSA) on
page 366for more information.
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