I found this walkthrough on the mazda3 forums and I want to buy it but i dont know what wire is for the controls I looked on the 12volt site it didnt tell me, does anybody know what wire it is and to anybody that hated they couldnt use there old controls with new head unit looks very promising
http://www.mazda3forums.com/index.php?topic=48724.0
i dont know what wire you need but i do know that unit works well i just installed one in a friends 350z and worked just like stock