See also:

When the System Does Not Seem To Work Properly
The RVC system might not work properly or display a clear image if: The RVC is turned off. See “Turning the RVC System On or Off” earlier in this section. It is dark. The sun or the beam of ...

Hard Drive Device (HDD)
To use the HDD, tracks must be recorded from a CD, MP3 Disc, or USB device first. ...

Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfer ...