OnStar Services

See also:

Chime Volume
This allows selection of the chime volume level. Press SELECT when Chime Volume is highlighted. Turn the Menu knob to select Normal or High. Press SELECT to confirm the selection. Press BAC ...

Speedometer
The speedometer shows the vehicle's speed in either kilometers per hour (km/h) or miles per hour (mph). ...

Immobilizer Operation (Keyless Access)
This vehicle has a passive theft-deterrent system. The system does not have to be manually armed or disarmed. The vehicle is automatically immobilized when the transmitter leaves the vehicle. The i ...