See also:

Conditions in Which Remote Start Will Not Work
The remote vehicle start feature will not operate if any of the following occur: - The ignition is in any position other than LOCK/OFF. - A keyless access transmitter is inside the vehicle. ...

EPB Release
To release the EPB, turn the ignition switch to the ON/RUN position, apply and hold the brake pedal, and push down momentarily on the EPB switch. If you attempt to release the EPB without th ...

OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview. ...