balance

so i recently put in an aftermarket pioneer head unit and i have noticed a problem with the speaker balance the last couple of days. When i have my fader/balance set to even between all 4 speakers the two front speakers crackle and pop when the bass hits, but when i have it set to only the front...

So this is my first post. Im hoping some 1 can help me!!!! I recently installed a new head unit in my car, it's a 2013 Pioneer DEH-X6550BT and it's connected to my 4 channel amp and for some reason my fade option on my headunit is not working, Just to clarify all 4 door speakers work fine if I...

Ok so when I bought my truck used it had no stereo and the who ever took out the old one took harness and all. So after a bit of research and trial and error I figured out how all the wires should be. However I still have one slight problem. Some how I switched around my fader and balance. When...