OnStar

See also:

Engine Coolant Heater
The engine heater can provide easier starting and better fuel economy during engine warm-up in cold weather conditions at or below −18°C (0°F). Vehicles with an engine heater should be plugged ...

Call Waiting
Call waiting must be supported on the cell phone and enabled by the wireless service carrier. • Press to answer an incoming call when another call is active. The original call is placed on hold. ...

Securing an Add-On Child Restraint in the Vehicle
WARNING A child can be seriously injured or killed in a crash if the child restraint is not properly secured in the vehicle. Secure the child restraint properly in the vehicle using the vehicle safet ...