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. ...

Manual Transmission
If the vehicle has a manual transmission, the shift lever is located on the center console between the front seats. The following explains how to operate the manual transmission. CTS CT ...

Security
OnStar provides services like Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if the vehicle is equipped with these services. OnStar can unlock the vehicle doors remotely, ...