Add-on Electrical Equipment

The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.

    See also:

    Instrument Panel Cluster
    Your instrument panel cluster is designed to let you know at a glance how your vehicle is running. You will know how fast you are going, about how much fuel you have used, and many other things y ...

    Cruise Control Light
    The cruise control light comes on whenever the cruise control is set. The light goes out when the cruise control is turned off. See Cruise Control for more information. ...

    Adjusting the Treble, Midrange, and Bass
    1. Press the TONE button. 2. Select Treble, Midrange, or Bass. 3. Select the value. Press the BACK button to go back to the Tone Settings menu. ...