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:

    Passive Door Lock
    If the vehicle has the Remote Keyless Entry (RKE) system, when enabled, this feature allows the doors to lock after several seconds if all doors are closed and at least one RKE transmitter has been ...

    XM™ Satellite Radio Service
    XM Satellite Radio Service gives digital radio reception from coast to coast in the 48 contiguous United States, and in Canada. Just as with FM, tall buildings or hills can interfere with sa ...

    Keyless Locking
    The doors lock after several seconds if all doors are closed and at least one keyless access transmitter has been removed from the interior of the vehicle. To customize if the doors automat ...