Circuit / System Description
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
This dual head rest display system is powered through the a/v box. The a/v box receives power through the power filter module from the special equipment options fuse. The ground circuit for the a/v box also goes through the power filter module. The DVD Player the FM modulator and both of the headrest video displays get their power and ground circuits via the a/v box.