See also:

Headlamps
The headlamp wiring is protected by four fuses. An electrical overload will cause a lamp to go on and off. If this happens, have your headlamp wiring checked right away. ...

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. Press and request a vehicle ...

Traction Control System (TCS)
The traction control system limits wheel spin. The system is on when the vehicle is started. To turn off traction control, press and release g located below the infotainment system screen. i ...