Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Radio Reception
Frequency interference and static can occur during normal radio reception if items such as cell phone chargers, vehicle convenience accessories, and external electronic devices are plugged into the ac ...
Engine Overheating
The vehicle has several indicators to warn of engine overheating.
There is an engine coolant temperature gauge on the instrument panel cluster.
See Engine Coolant Temperature Gauge on page 5‑1 ...
Remote Vehicle Start
With this feature the engine can be started from outside of the vehicle. ...