See also:

Reactivation for Subsequent Owners
Push and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle. The Advisor will update vehicle records and will explain the OnStar service offers and opt ...

Highbeam On Light
This light comes on when the high-beam headlamps are in use. See Headlamp High/Low-Beam Changer for more information. ...

Sun Visor Lamps
This lamp turns on when the cover is opened. ...