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:

    Reporting Safety Defects to the United States Government
    If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NH ...

    Quiet tuning
    Buick Verano delivers the library-quiet driving experience for which Buicks have become known. Quiet-tuning systems, processes and components are built into every facet of the vehicle's architectu ...

    Interior Lighting
    Courtesy Lamps When any door is opened, the interior lamps turn on to enter and exit the vehicle. Turn the instrument panel brightness control located on the left side of the steering wheel, ...