See also:

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 ...

Keyless Unlocking
With the RKE transmitter within 1m(3 ft), approach the front door and pull the handle to unlock and open the door. If the transmitter is recognized, the door will unlock and open. Entering ...

Retrieve My Number
1. Push . System responds: “OnStar ready.”. 2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.” ...