PAC SWI-X Universal Factory Steering Wheel Control Interface Kit Retains steering wheel control functions when replacing the factory radio Works with most aftermarket radios featuring an IR remote control Retains programming even if the vehicle's battery is disconnected Compatible with all radios that have an IR remote operating range of 38-40 Khz. Any radio that has an IR remote operating range outside of these parameters is not compatible. The SWI-X will not work with the RM-RK200 series; including, but not limited to, the RM-RK230, RM-RK240, RM-RK241 and RM-RK250 Universal Steering Wheel Radio Control Interface with IR Input - 1986 to Present Retains the Use of Steering Wheel or Rear Seat Radio Controls Interface Most Aftermarket Stereos w/Steering Wheel/Rear Seat Audio Control Works with All Aftermarket Radios w/Wireless Infrared Remote Capability Retains the Use of Heater Control Buttons on GM Vehicles