Hello every one, I am new here, great site lots of use full information. So I have a pioneer d3 its probably 2 years old, I bought it new, anyways, I was fooling around with my amps, when the radio was on, I know stupid idea. well my drivers side speaker I thought was blown, so I disconnected it a while ago, well I went to hook it back up to see if their was something wrong with it, as I reconnected it something happened, cause now im getting whining sound like an alternator, and my speakers are thumping. I brought it in to my radio guy, and he said im getting dc or ac through the speakers, I