See also:

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. G ...

Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...

TPMS Malfunction Light and Message
The TPMS will not function properly if one or more of the TPMS sensors are missing or inoperable. When the system detects a malfunction, the low tire warning light flashes for about one minut ...