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:
Safety Locks
The vehicle has rear door security locks to prevent passengers from opening the
rear doors from the inside.
Open the rear doors to access the security locks on the inside edge of each door.
To s ...
Dome Lamps
The dome lamp is located in the overhead console.
To change the dome lamp settings, press the following:
(Dome Lamp Override): Turns the lamp off, even when a door is open.
(Door): The la ...
LED Lighting
The vehicle may have LED headlamps. For replacement of the LED lighting assembly
contact your dealer. ...






