OnStar Additional Information

See also:

Symbols
The RVC system may have a feature that lets the driver view symbols on the radio screen while using the RVC. The Ultrasonic Rear Park Assist (URPA) system must not be disabled to use the caution s ...

Rear Window Defogger
REAR (Rear Defogger): Press to turn the rear window defogger on or off. The rear window defogger turns off after about 10 minutes. It can also be turned off by turning the ignition to ACC/ACCESSO ...

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 ...