See also:

Headlamp High/Low-Beam Changer
To change the headlamps from low beam to high beam, push the turn signal lever away from you. To change from high beam to low beam, pull the turn signal lever toward you. While the high beams ...

Replacement Bulbs
For replacement bulbs not listed here, contact your dealer. ...

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