Can it be done? sure. One example is the TVonNav iWindows product I referenced above. What you need to do is figure out the i-bus (or is is k-bus

) commands that trigger this and build a module that can intercept the signals from the remote control and translate it into the appropriate bus commands to send to the vehicle. Get a couple EE's and software engineers together for a weekend, buy a couple cases of beer, and knock it out