GM Service Manual Online
For 1990-2009 cars only

Operator Controls

Panel Switch Control Buttons

Function

Important: Some audio and special menu functions are not listed in this table. Special menu functions are shown on the display screen next to the button that operates them.

PWR

Push to turn ON and OFF the Navigation Radio. Turn to increase or decrease the audio volume.

TA

Hold button while turning the exterior lights ON and OFF 3 times to enter diagnosis mode. Also used for audio functions.

SEEK

For selection of audio stations.

EJECT

Ejects the map disc or CD.

NAV

Push to access Navigation Mode or to view the map.

BAND

Push when in navigation mode to view audio screen.

CD

Push when in navigation mode to view audio CD screen.

Audio

Push when in navigation mode to view audio adjustment screen. These audio adjustments do not affect the navigation audio.

SETUP

Displays the Setup Menu which allows you to adjust screen color and access Language, Clock, Calendar, Maintenance and Display options.

Multi-Directional Select/Enter Key

Move to scan the map and select a destination or menu option. Push to enter destination or menu options.

MAP

Press the MAP button to have the current audio navigation prompt repeated or to show the map

DEST

Push to access 1 of 3 Destination Menus.

MENU

Displays the Menu which allows destination and route setup, route preview, map appearance options and navigation volume control.

ZOOM IN

Selects a smaller section of map giving you a closer view

ZOOM OUT

Selects a larger section of map giving you a larger viewing area

BACK

Returns you to the previous screen.

Navigation System Components

The navigation system contains the following components:

    • Navigation Radio with DVD-ROM/CD drive
    • Gyro integrated into the navigation radio
    • Global positioning system (GPS) antenna

Navigation Radio

This component acts as the operator interface for the navigation system, provides the data input from the operator to the navigation system and provides navigation information to the operator via the display screen. The navigation radio includes a DVD-ROM/CD drive and is located in the center of the instrument panel. The navigation radio provides the following:

    • A display screen -- All navigation, audio and video functions are displayed on this screen.
    • Buttons on the navigation radio to allow selection from menus and to operate the navigation system and the audio system.
    • Verbal navigation guidance to the operator
    • A Navigation Self Diagnostic System Check and Self-Test Features

Global Positioning System (GPS) Antenna

The GPS antenna is located under the center of the upper instrument panel. The GPS antenna is powered through the same coaxial cable used to send the signals to the navigation radio.

Audio System Interface

The navigation radio also controls the integrated audio system.