GM Service Manual Online
For 1990-2009 cars only

Accessing the DIC Main Menu

To access the main menu of the DIC, do the following:

  1. Press the PWR/VOL knob to turn the radio on.
  2. Press the TUNE/SEL knob once.
  3. Turn the TUNE/SEL knob clockwise or counterclockwise to scroll through the menu items.

The DIC main menu consists of the following menu items:

    •  BASS - MID - TREBLE
    •  EQ
    • DSP (Bose® Audio System)
    • AVC (Bose® Audio System)
    • H/A
    • AUTOSTORE PRESETS
    • CAT
    • TA
    • MSG RECALL RDS MESSAGE
    • AF
    •  SEEK LOCAL/DISTANT
    •  (English/Metric Units)
    • TCS
    •  (Clock)
    •  / (Clock/Information Display)
    • SETUP

DIC Main Menu Item Descriptions

BASS - MID (Midrange) - TREBLE: This menu item allows you to adjust the levels for the bass, midrange, treble, balance, and fade features of the audio system. For more information, see "Setting the Tone (Bass/Treble)" and "Adjusting the Speakers (Balance/Fade)" under Radio with CD .

EQ (Equalizer): This menu item allows you to choose among five preset equalizations for the audio system. See "Audio Equalizer" under Radio with CD for more information.

DSP (Digital Signal Processing): If your vehicle has a Bose® Audio System, this menu item allows you to select the DSP type that you want on the audio system. You may choose Normal, Talk, Spacious, Rear Seat, or Driver Seat. Press the TUNE/SEL knob to scroll through these choices. Once the desired choice is displayed, turn the knob to set your DSP choice and continue scrolling through the main menu. See "Using DSP" under Radio with CD for more information.

AVC (Automatic Volume Compensation): If your vehicle has a Bose® Audio System, this menu item allows you to turn the AVC feature on and off. Press the TUNE/SEL knob once to turn AVC on and off. When AVC is on, an X will be in the box next to AVC on the menu. The X disappears when AVC is off. See "AVC (Automatic Volume Compensation)" under Radio with CD for more information.

H/A (Home/Away Preset Stations): This menu item allows you to switch back and forth between your home and away preset radio stations. Press the TUNE/SEL knob to switch between home and away. See "Setting Preset Stations" under Radio with CD for more information.

AUTOSTORE PRESETS: This menu item allows you to automatically store radio stations with the strongest signals as presets. See "Setting Preset Stations" under Radio with CD for more information.

CAT (Category): This menu item allows you to select radio stations based on preset categories. To turn the CAT feature on, press the TUNE/SEL knob once. When CAT is on, an X will be in the box next to CAT on the menu. The X disappears when CAT is off. See "Activating Category (CAT) Stations (RDS and XM™)" under Radio with CD for more information.

TA (Traffic Announcement): This menu item allows you to turn the TA feature on and off. To turn the TA feature on, press the TUNE/SEL knob once. When TA is on, an X will be in the box next to TA on the menu. The X disappears when TA is off. See "RDS Messages" under Radio with CD for more information.

MSG (Message) RECALL RDS (Radio Data System) MESSAGE: This menu item allows you to view an RDS radio station message broadcast by a radio station. To view the message, press the TUNE/SEL knob once. The message will appear on the screen. See "RDS Messages" under Radio with CD for more information.

AF (Alternate Frequency): This menu item allows you to turn the AF feature on and off. To turn on AF, press the TUNE/SEL knob once. When AF is on, an X will be in the box next to AF on the menu. The X disappears when AF is off. See "Activating Category (CAT) Stations (RDS and XM™)" under Radio with CD for more information.

SEEK LOCAL/DISTANT: This feature instructs the audio system to seek only local radio stations with the strongest signal or to seek all radio stations with a strong signal in a large area. Use LOCAL when you are in urban areas where there are several strong radio station signals and you want to limit the number of stations to those with the strongest signals only. Use DISTANT when you are in rural areas where there are fewer radio station signals available. To switch between LOCAL and DISTANT, press the TUNE/SEL knob. Once your choice is displayed, turn the knob to set your choice and continue scrolling through the main menu.

(English/Metric Units): Use this menu item to adjust the measurement units. You can choose between ENGLISH UNITS and METRIC UNITS. To switch between the two, press the TUNE/SEL knob. Once your choice is displayed, turn the knob to set your choice and continue scrolling through the main menu. The measurement units that you choose will be reflected on all the vehicle system displays, not just the DIC information. For example, the climate control panel will display degrees Celsius if you choose METRIC UNITS.

TCS (Traction Control System): You can enable or disable the Traction Control System (TCS) using this menu item. Press the TUNE/SEL knob to switch between on and off. You can also turn the TCS off using the traction control button located in the glove box (CTS) or on the steering wheel (CTS-V), or by programming one of the steering wheel controls (1, 2, 3, or 4) or audio system soft keys to enable/disable the TCS. See Reconfigurable Steering Wheel Controls (SWC) and "Configurable Radio Display Keys" under Radio with CD for more information. When you disable the TCS, the traction control system warning light on the instrument panel cluster will come on. See Traction Control System (TCS) Warning Light for more information.

(Clock): Use this menu item to set the time on the clock. See Setting the Clock for more information.

/ (Clock/Information Display): Use this menu item to toggle between the clock display and the XM™ Information (Song, Artist, Album), if available. See Setting the Clock and "XM™ Satellite Radio Service" under Radio with CD for more information.

SETUP: When you select this menu item, the following submenu is available:

    • LANGUAGE
    • PERSONALIZATION
    • CONFIGURE DISPLAY KEYS
    • CONFIGURE SWC (Steering Wheel Control) KEYS

To change the language displayed on the radio, select LANGUAGE by pressing the TUNE/SEL knob. Turn the TUNE/SEL knob to scroll through the available languages and press the knob to make your selection. If you accidentally select a language that you did not want, ENGLISH is always at the top of the language list.

For more information on the other items in the SETUP menu, see DIC Vehicle Personalization and Reconfigurable Steering Wheel Controls (SWC) .