See also:

Unlocked Door Anti Lock Out
When on, this feature will keep the driver door from locking when the door is open. If off is selected, the Unlocked Door Anti Lock Out menu will be available and the door will lock as progr ...

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 ...

End a Call
Push . System responds: “Call ended.” ...