OnStar

See also:

Before Driving
The RSE is designed for rear seat passengers only. The driver cannot safely view the video screen while driving and should not try to do so. In severe or extreme weather conditions, the RSE system ...

Rear Vision Camera (RVC)
If available, the RVC displays a view of the area behind the vehicle when the vehicle is shifted into R (Reverse). The display will appear on either the inside rearview mirror or navigation screen, ...

Sound
Press CONFIG to enter the configure menu options, then press CONFIG again, repeatedly until Sound is selected or press the Sound screen button to make speaker and DSP (Digital Signal Processing) a ...