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.

    See also:

    Engine Cooling System Messages
    ENGINE HOT A/C (Air Conditioning) OFF This message displays when the engine coolant becomes hotter than the normal operating temperature. See Engine Coolant Temperature Gauge on page 5‑14. To ...

    Rear Vision Camera Error Messages
    SERVICE REAR VISION CAMERA SYSTEM: This message can display on the radio screen when the system is not receiving information it requires from other vehicle systems. If any other problem occurs or i ...

    Vehicle Customization
    Some vehicle features can be programmed by using the DIC buttons next to the steering wheel. These features include: • Language • Door Lock and Unlock Settings • RKE Lock and Unlock Feedback ...