Wiring color code diagram kenwood kdc 138 - Fixya SOURCE: trying to wire in a Kenwood KDC-X789. this is the info, do this for free ask that you rate my help a fixya! thanks. 2001 Chevrolet Venture Car Radio Stereo Wiring Diagram. Car Radio Battery Constant 12v+ Wire: Orange. Car Radio Accessory Switched 12v+ Wire: Yellow. Car Radio Ground Wire Kenwood Kdc-138 Wiring Diagram - stickerdeals Mar 01, 2016kenwood kdc-138 wiring diagram – welcome to my internet site, this message will go over about kenwood kdc-138 wiring diagram. We have collected lots of photos, hopefully this picture works for you, and also help you in finding the solution you are seeking.