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:

    Tow/Haul Mode
    Pressing this button at the end of the shift lever turns on and off the tow/haul mode. This indicator light on the instrument panel cluster comes on when the tow/haul mode is on. Tow/Haul is ...

    Braking and tire systems
    CTS-V includes sophisticated braking and tire systems, in partnership with two companies renowned for high-performance technology: Brembo and Michelin. Brembo brakes are at all four corners and in ...

    Engine Coolant Temperature Gauge
    Metric English This gauge shows the engine coolant temperature. If the engine coolant overheats, the engine coolant temperature warning light comes on. See Engine Coolant Temperature W ...