Interior

Five occupants get to enjoy soft all-leather seats. Offerings include heated and ventilated seating and a heated steering wheel. The STS features genuine eucalyptus wood and aluminum trim.

Eight-way power front seats include four-way power lumbar adjustment, and a memory feature is optional. Trunk space totals 13.8 cubic feet.

Options include Bose 5.1 Studio Surround Sound and a DVD/CD changer that can play DVD audio discs as well as MP3 CDs. A DVD-based navigation system is available. General Motors' OnStar communication system includes automatic crash notification.

    See also:

    Before Driving
    The RSE is for rear seat passengers only. The driver cannot safely view the video screen while driving. In severe or extreme weather conditions the RSE system may not work until the temperature i ...

    When to Change Engine Oil
    This vehicle has a computer system that indicates when to change the engine oil and filter. This is based on a combination of factors which include engine revolutions, engine temperature, and mile ...

    Heated Rear Seats
    WARNING If you cannot feel temperature change or pain to the skin, the seat heater may cause burns even at low temperatures. See the Warning under Heated and Ventilated Front Seats. If avai ...