See also:

Base Headlamp Assembly
The base model vehicle has a halogen high-beam headlamp, a low-beam/Daytime Running Lamp (DRL) headlamp, and a turn signal/parking lamp on the headlamp assembly. For replacement of the turn s ...

Your Responsibility
Increase the volume of the radio if the OnStar Advisor cannot be heard. If the light next to the OnStar buttons is red, the system may not be functioning properly. Push and request a vehicle diagnos ...

DIC Compass
Your vehicle may have a compass in the Driver Information Center (DIC). The information below explains how to operate this feature in the DIC. If your vehicle has a compass in the mirror, see C ...