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:

    Oil Pressure (CTS-V Only)
    This display shows the oil pressure in either kilopascals (kPa) or pounds per square inch (psi). ...

    Immobilizer Operation
    This vehicle has PASS-Key® III+ (Personalized Automotive Security System) theft-deterrent system. PASS-Key III+ is a passive theft-deterrent system. The system is automatically armed when the key i ...

    Heated Mirrors
    (Rear Window Defogger): Press to heat the mirrors. See Dual Automatic Climate Control System. ...