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:

    Passenger Sensing System
    United States Canada and Mexico The passenger sensing system will turn off the right front passenger frontal airbag under certain conditions. The driver airbag, seat–mounted side impact ...

    Auto Reroute
    When a destination is set but is off the planned route, the system automatically plans a new route and begins to reroute. The new route is highlighted on the screen. ...

    Wiper Blades
    Wiper blades need to be cleaned and kept in good condition to provide a clear view. - Signs of wear include streaking, skipping across the windshield, and worn or split rubber. - Trained dea ...