grom

Has anyone actually installed one of these? Will installing it mess with my navigation system or voice controls? Are there problems associated with it? How much labor is involved with install? I know you need to take things apart, but I need to know so I don't get ripped off at the audio shop.

What do you think the best usb/aux/ipod etc interface is for the money? I've been trying to find one that can do ipod and usb for full control/ text I have found a few models, each with its pros/cons. I am wondering what your take is and if you have one. I really want to be able to hook up a...