Add-On Electrical Equipment

Notice: Do not add anything electrical to the vehicle unless you check with your dealer first. Some electrical equipment can damage the vehicle and the damage would not be covered by the vehicle's warranty. Some add-on electrical equipment can keep other components from working as they should.

Add-on equipment can drain the vehicle's 12-volt battery, even if the vehicle is not operating.

The vehicle has an airbag system. Before attempting to add anything electrical to the vehicle, see Servicing the Airbag-Equipped Vehicle   and Adding Equipment to the Airbag-Equipped Vehicle  .

    See also:

    Passenger Safety Belt Reminder Light
    When the vehicle is started, this light flashes and a chime may come on to remind front passengers to fasten their safety belt. Then the light stays on solid until the belt is buckled. Se ...

    Cabin Luxury
    The redesigned 2008 CTS was one of the prime examples of GM's renewed commitment to interior quality, and the design has held up well over the past few years; it still looks modern and inviting in ...

    Storing the Tire Sealant and Compressor Kit
    This vehicle may have a tire sealant and compressor kit in place of a jack or spare tire. It is located in a foam container in the rear compartment storage area. If the vehicle has a cargo co ...