See also:

Anti-theft Alarm System
On vehicles with an anti-theft alarm system, to activate the system: • Press on the Remote Keyless Entry (RKE) transmitter or the power door lock switch when any door is open. The security ligh ...

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. ...

Airbag Readiness Light
The system checks the airbag's electrical system for possible malfunctions. If the light stays on it indicates there is an electrical problem. The system check includes the airbag sensor(s), the prete ...