What's up guys, so after over a month of trying to figure out how to actually install this Z2, I got it in, to find that some of the dam buttons don't work.... The volume button doesn't change anything. And I noticed that they feel like they stick, and sometimes pushing them they don't even make a click type of reaction a button would do. Also the button to the right of the volume worked "selectively" when it wanted to... Not every time.. It's odd. Also the button at the very end, right side, does nothing when I press it, again like I said sorry I'm very new to this double din world, and have