GM Service Manual Online
For 1990-2009 cars only

Your vehicle may have customization capabilities that allow you to program certain features to one preferred setting. Customization features can only be programmed to one setting on the vehicle and cannot be programmed to a preferred setting for two different drivers.

All of the customization options may not be available on your vehicle. Only the options available will be displayed on the 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.

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 P (Park).
  2. To avoid excessive drain on the battery, it is recommended that the headlamps are turned off.

  3. Press the customization button to enter the feature settings menu.
  4. If the menu is not available, FEATURE SETTINGS AVAILABLE IN PARK will display. Before entering the menu, make sure the vehicle is in P (Park).

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 TO DISPLAY IN ENGLISH screen appears on the DIC display. Press the set/reset button once to display all DIC messages in English.

LANGUAGE

This feature allows you to select the language in which the DIC messages will appear.

Press the customization button until the 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.

ARABIC: All messages will appear in Arabic.

NO CHANGE: No change will be made to this feature. The current setting will remain.

To select a setting, press the set/reset button while the desired setting is displayed on the DIC. A beep will sound once a language has been selected.

AUTO DOOR LOCK

This feature allows you to select when the vehicle's doors will automatically lock. See Programmable Automatic Door Locks 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 P (Park).

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.

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

AUTO DOOR UNLOCK

This feature allows you to select whether or not to turn off the automatic door unlocking feature. It also allows you to select which doors and when the doors will automatically unlock. See Programmable Automatic Door Locks for more information.

Press the customization button until AUTO DOOR UNLOCK 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:

OFF: None of the doors will automatically unlock.

DRIVER AT KEY OUT: Only the driver's door will unlock when the key is taken out of the ignition.

DRIVER IN PARK: Only the driver's door will unlock when the vehicle is shifted into P (Park).

ALL AT KEY OUT: All of the doors will unlock when the key is taken out of the ignition.

ALL IN PARK (default): All of the doors will unlock when the vehicle is shifted into P (Park).

NO CHANGE: No change will be made to this feature. The current setting will remain.

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

REMOTE DOOR LOCK

This feature allows you to select the type of feedback you will receive when locking the vehicle with the Remote Keyless Entry (RKE) transmitter. You will not receive feedback when locking the vehicle with the RKE transmitter if the doors are open. See Remote Keyless Entry (RKE) System Operation for more information.

Press the customization button until REMOTE 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:

OFF: There will be no feedback when you press the lock button on the RKE transmitter.

LIGHTS ONLY: The exterior lamps will flash when you press the lock button on the RKE transmitter.

HORN ONLY: The horn will sound on the second press of the lock button on the RKE transmitter.

HORN & LIGHTS (default): The exterior lamps will flash when you press the lock button on the RKE transmitter, and the horn will sound when the lock button is pressed again within five seconds of the previous command.

NO CHANGE: No change will be made to this feature. The current setting will remain.

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

REMOTE DOOR UNLOCK

This feature allows you to select the type of feedback you will receive when unlocking the vehicle with the Remote Keyless Entry (RKE) transmitter. You will not receive feedback when unlocking the vehicle with the RKE transmitter if the doors are open. See Remote Keyless Entry (RKE) System Operation for more information.

Press the customization button until REMOTE DOOR UNLOCK 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:

LIGHTS OFF: The exterior lamps will not flash when you press the unlock button on the RKE transmitter.

LIGHTS ON (default): The exterior lamps will flash when you press the unlock button on the RKE transmitter.

NO CHANGE: No change will be made to this feature. The current setting will remain.

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

DELAY DOOR LOCK

This feature allows you to select whether or not the locking of the vehicle's doors will be delayed. When locking the doors with the power door lock switch and a door is open, this feature will delay locking the doors until five seconds after the last door is closed. You will hear three chimes to signal that the delayed locking feature is in use. The key must be out of the ignition for this feature to work. You can temporarily override delayed locking by pressing the power door lock switch twice or the lock button on the RKE transmitter twice. See Delayed Locking for more information.

Press the customization button until DELAY 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:

OFF: There will be no delayed locking of the vehicle's doors.

ON (default): The doors will not lock until five seconds after the last door is closed.

NO CHANGE: No change will be made to this feature. The current setting will remain.

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

EXIT LIGHTING

This feature allows you to select the amount of time you want the exterior lamps to remain on when it is dark enough outside. This happens after the key is turned from ON/RUN to LOCK/OFF.

Press the customization button until EXIT LIGHTING 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:

OFF: The exterior lamps will not turn on.

30 SECONDS (default): The exterior lamps will stay on for 30 seconds.

1 MINUTE: The exterior lamps will stay on for one minute.

2 MINUTES: The exterior lamps will stay on for two minutes.

NO CHANGE: No change will be made to this feature. The current setting will remain.

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

APPROACH LIGHTING

This feature allows you to select whether or not to have the exterior lights turn on briefly during low light periods after unlocking the vehicle using the Remote Keyless Entry (RKE) transmitter.

Press the customization button until APPROACH LIGHTING 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:

OFF: The exterior lights will not turn on when you unlock the vehicle with the RKE transmitter.

ON (default): If it is dark enough outside, the exterior lights will turn on briefly when you unlock the vehicle with the RKE transmitter. The lights will remain on for 20 seconds or until the lock button on the RKE transmitter is pressed, or the vehicle is no longer off. See Remote Keyless Entry (RKE) System Operation for more information.

NO CHANGE: No change will be made to this feature. The current setting will remain.

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

CHIME VOLUME

This feature allows you to select the volume level of the chime.

Press the customization button until CHIME VOLUME 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:

NORMAL: The chime volume will be set to a normal level.

LOUD: The chime volume will be set to a loud level.

NO CHANGE: No change will be made to this feature. The current setting will remain.

There is no default for chime volume. The volume will stay at the last known setting.

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

FACTORY SETTINGS

This feature allows you to set all of the customization features back to their factory default settings.

Press the customization button until FACTORY SETTINGS 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:

RESTORE ALL (default): The customization features will be set to their factory default settings.

DO NOT RESTORE: The customization features will not be set to their factory default settings.

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

EXIT FEATURE SETTINGS

This feature allows you to exit the feature settings menu.

Press the customization button until FEATURE SETTINGS PRESS TO EXIT appears in the DIC display. Press the set/reset button once to exit the menu.

If you do not exit, pressing the customization button again will return you to the beginning of the feature settings menu.

Exiting the Feature Settings Menu

The feature settings menu will be exited when any of the following occurs:

    • The vehicle is no longer in ON/RUN.
    • The trip/fuel or vehicle information DIC buttons are pressed.
    • The end of the feature settings menu is reached and exited.
    • A 40 second time period has elapsed with no selection made.

DIC Vehicle Customization With DIC Buttons

Your DURAMAX Diesel vehicle may have additional customizable features for Power Take-Off (PTO). See Power Take-Off (PTO) for more information about PTO.

Entering the Feature Settings Menu

  1. Turn the ignition on and place the vehicle in P (Park).
  2. To avoid excessive drain on the battery, it is recommended that the headlamps are turned off.

  3. Press the customization button to scroll through the available customizable options.

Feature Settings Menu Items

PTO STANDBY SPEED

This feature allows you to select the PTO standby speed.

Press the customization button until the PTO STANDBY SPEED 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 choices:

    • 800 RPM
    • 900 RPM
    • 1000 RPM
    • 1100 RPM
    • 1200 RPM
    • 1300 RPM
    • 1400 RPM
    • 1500 RPM

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

PTO SET 1 SPEED

This feature allows you to select the PTO 1 set speed.

Press the customization button until the PTO SET 1 SPEED 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 choices:

    • 1000 RPM
    • 1200 RPM
    • 1400 RPM
    • 1600 RPM
    • 1800 RPM
    • 2000 RPM
    • 2200 RPM
    • 2400 RPM

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

PTO SET 2 SPEED

This feature allows you to select the PTO 2 set speed.

Press the customization button until the PTO SET 2 SPEED 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 choices:

    • 1000 RPM
    • 1200 RPM
    • 1400 RPM
    • 1600 RPM
    • 1800 RPM
    • 2000 RPM
    • 2200 RPM
    • 2400 RPM

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

PTO TAP STEP

This feature allows you to select the PTO tap step.

Press the customization button until the PTO TAP STEP 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 choices:

    • 25 RPM
    • 75 RPM
    • 100 RPM
    • 150 RPM
    • 200 RPM
    • 250 RPM
    • 350 RPM
    • NO CHANGE

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.

PTO SHUTDOWN TIME

This feature allows you to select the PTO shutdown time.

Press the customization button until the PTO SHUTDOWN TIME 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 choices:

    • OFF
    • 20 MINUTES
    • 35 MINUTES
    • 50 MINUTES
    • 65 MINUTES
    • 80 MINUTES
    • 95 MINUTES
    • 110 MINUTES
    • NO CHANGE

To select a setting, press the set/reset button while the desired setting is displayed on the DIC.