Unfortunately one of the few things that is not purely mercedes is the programming. (Well at least some of it). There are others that will give you more detail but you need the Chrysler star DAS system to get to certain things from my understanding. (Airbags and such) do some searching through skaters v8 swap thread as he has been doing a lot of playing. Web 2.0s thread about supercharging the NA has lots of technical info as well.