CRUX SOCGM-18 06-Up GM LAN 29bit DataBusIntrfc w/Chime

06-Up GM LAN 29bit DataBusIntrfc w/Chime retains front and rear parking sensors,12-volt accessory power including Retained Accessory Power (R.A.P.),compatible with Bose, non-Bose, and Y91 factory audio systems.

Crutchfield