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:

    Skidding
    There are three types of skids that correspond to the vehicle's three control systems: Braking Skid — wheels are not rolling. Steering or Cornering Skid — too much speed or steering in a c ...

    Trailer Wiring Harness
    Heavy-Duty Trailer Wiring Harness Package The vehicle has a seven-pin universal heavy-duty trailer connector attached to the rear bumper beam next to the integrated trailer hitch. The seven-wire ...

    Remote Keyless Entry (RKE) System
    On some models, the RKE transmitter is used to lock and unlock the doors from up to 20m (65 ft) away from the vehicle. On other models, it can be used up to 60m (195 ft) away. Key Access ...