See also:

Engine Coolant Temperature Gauge
This gauge shows the engine coolant temperature. If the indicator on the gauge moves towards the shaded area on the thermostat, it means that the engine coolant has overheated. If the vehicle has ...

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. ...

Jump Starting
For more information about the vehicle battery, see Battery. If the vehicle battery has run down, you may want to use another vehicle and some jumper cables to start your vehicle. Be sure to use t ...