See also:

Remote Door Lock Feedback
This feature allows you to select the type of feedback you will receive when locking the vehicle with the Remote Keyless Entry (RKE) or keyless access transmitter, or when the vehicle is aut ...

Call Waiting
Call waiting must be supported on the cell phone and enabled by the wireless service carrier. - Press to answer an incoming call when another call is active. The original call is placed on hold. ...

OnStar Personal Identification Number (PIN)
A PIN is needed to access some of the OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted to change the PIN the first time when speaking with an Advi ...