GM Service Manual Online
For 1990-2009 cars only

The vehicle has audio steering wheel controls.


Object Number: 1889380  Size: G9

Some audio controls can be adjusted at the steering wheel.

SRCE (Source): Press to select between FM1, FM2, AM, CD, Front AUX (auxiliary), or Rear AUX.

(Scroll Wheel Control): Push to select the next disc in the changer. Turn the scroll wheel up or down to:

    • Select the next or previous preset radio station.
    • Select the next or previous track.
(Voice Recognition): For vehicles with OnStar® or Bluetooth® systems, press to interact with those systems. See OnStar® System and Bluetooth® in this manual for more information.

(Call End): Press to end an OnStar or Bluetooth phone call.

+ - (Scroll Wheel Control): Turn the scroll wheel control up or down to increase or decrease the volume. Press to mute the audio system, press again to turn the sound back on.