Interior

Like the previous Seville, five occupants fit inside the STS, which has soft all-leather seats. Heated and ventilated seating is an option. The headliner and pillars are covered in woven fabric. Genuine eucalyptus wood and aluminum trim are used in the interior.

Eight-way power front seats include four-way power lumbar adjustment, and a memory feature is optional. A leather-wrapped heated steering wheel is also offered. Trunk space totals 13.8 cubic feet.

Options include a Bose Studio Surround Sound system with 15 speakers and 300-watt output. An optional in-dash DVD/CD changer can play DVD audio discs as well as MP3 programs. A DVD-based navigation system is available. GM's OnStar communication system includes automatic crash notification.

    See also:

    Event Data Recorders
    This vehicle has an Event Data Recorder (EDR). The main purpose of an EDR is to record, in certain crash or near crash-like situations, such as an airbag deployment or hitting a road obstacle, data ...

    Diagnostics
    OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...

    Setting the Tone (Bass/Midrange/Treble)
    BASS/MID/TREB (Bass, Midrange, or Treble): To adjust bass, midrange, or treble: 1. Press the TUNE/TONE knob until the tone control tabs display. 2. Continue pressing the TUNE/ TONE knob, o ...