PAC C2R-CHYNA Radio Replacement Interface for Select 2004-Up Chrysler, Dodge and Jeep Vehicles Keeps Data-Bus Intact for Vehicle Service & Emissions Testing Data controlled RAP accessory output wire Data controlled illumination output wire Radio Replacement Interface for Select 2004-up Chrysler, Dodge and Jeep Vehicles with Radio Models REF, REC, RAQ, and RAK Provides accessory output and park light signal output Retains power after the key is off until a door is opened If the vehicle has steering wheel controls use the SWI-CAN interface and either the SWI-X, SWI-ALP, SWI-PS or SWI-ECL to use the steering wheel controls to control the new stereo