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 ...

Radio(s)
: Press to turn the system on and off. Turn to increase or decrease the volume. RADIO/BAND or SRCE: Press to choose between FM, AM, or XM™, if equipped. TUNE/MENU: Turn to select radio stations. ...

Headlamps, Front Turn Signal, andParking Lamps
To replace a bulb, do the following: 1. Open the hood. 2. Remove the grille by grasping and pulling it forward. 3. Lift the two headlamp retaining clips. 4. Pull the headlamp assembly away from ...