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:

    Reading Lamps
    There are reading lamps located on the overhead console and over the rear passenger doors. These lamps come on automatically when any door is opened. To manually turn the reading lamps on or off: ...

    Brake System Warning Light
    With the ignition on, the brake system warning light comes on when the parking brake is set. If the vehicle is driven with the parking brake engaged, a chime sounds when the vehicle speed is great ...

    Used Replacement Wheels
    WARNING Replacing a wheel with a used one is dangerous. How it has been used or how far it has been driven may be unknown. It could fail suddenly and cause a crash. When replacing wheels, us ...