OnStar

See also:

If You Cannot See the HUD Image When the Ignition Is On
• Is anything covering the HUD lens? • Is the HUD dimmer setting bright enough? • Is the HUD image adjusted to the proper height? • Are you wearing polarized sunglasses? • Still ...

Parking on Hills
CAUTION: You really should not park your vehicle, with a trailer attached, on a hill. If something goes wrong, your rig could start to move. People can be injured, and both your vehicle and t ...

Engine Coolant Heater
Your vehicle may have an engine coolant heater. In very cold weather, 0°F (−18°C) or colder, the engine coolant heater can help. You will get easier starting and better fuel economy durin ...