Volume Control

VOL/ clockwise or counterclockwise to (Volume/Power): Turn clockwise or counterclockwise to increase or decrease the volume.

    See also:

    Diagnostics
    OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...

    Heated Steering Wheel
    For vehicles with a heated steering wheel, the button for this feature is located on the steering wheel. (Heated Steering Wheel): Press to turn the heated steering wheel on or off. A light on ...

    Steps for Determining Correct Load Limit
    1. Locate the statement “The combined weight of occupants and cargo should never exceed XXX kg or XXX lbs” on your vehicle's placard. 2. Determine the combined weight of the driver and ...