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:

    Removal and Installation of the Sealant Canister
    To remove the sealant canister: 1. Unwrap the sealant hose. 2. Press the canister release button. 3. Pull up and remove the canister. 4. Replace with a new canister which is available from your ...

    Skip Shift (CTS–V)
    Under light acceleration, the transmission will only allow you to shift from 1 (First) to 4 (Fourth). Shifts from 1 (First) to 2 (Second) or 3 (Third) are not allowed. This helps improve fuel ...

    Anti-Pinch Feature
    If an object is in the path of the sunroof when it is closing, the anti-pinch feature detects the object and stops the sunroof from closing at the point of the obstruction. The sunroof then returns ...