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 ...

Glove Box
Lift the glove box handle up to open it. Use the key to lock and unlock the glove box. ...

Lighting
Select the Lighting menu and the following will be displayed: Exit Lighting Vehicle Locator Lights Exit Lighting This allows the selection of how long the exterior lamps stay on when leaving ...