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:

    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 se ...

    Traction Control System (TCS)
    The vehicle has a Traction Control System (TCS) that limits wheel spin. This is especially useful in slippery road conditions. On a rear-wheel-drive vehicle, the system operates if it senses ...

    Dolly Towing (All-Wheel-Drive Vehicles)
    Notice: Towing an all-wheel-drive vehicle with all four wheels on the ground, or even with only two of its wheels on the ground, will damage drivetrain components. Do not tow an all-wheel-d ...