See also:

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. ...

Battery Voltage and Charging Messages
BATTERY SAVER ACTIVE This message displays when the system detects that the battery voltage is dropping below expected levels. The battery saver system starts reducing certain features of the vehicle ...

Starting the Engine Using Remote Start
To start the engine using the remote start feature: 1. Press and release on the RKE transmitter. 2. Press and hold for about two seconds. The turn signal lamps will briefly flash to confirm th ...