See also:

Testing the Alarm
To test the alarm: 1. From inside the vehicle, lower the driver window and open the driver door. 2. Activate the system by locking the doors with the power door lock switch while the door is open, ...

StabiliTrak® OFF Light
This light comes on briefly while starting the engine. If it does not, have the vehicle serviced by your dealer. If the system is working normally, the indicator light then goes off. Press and r ...

OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar system ...