staticky speakers

I had a 4 channel Jensen Amp 1000W that had passenger speaker and 10” sub powered from amp and driver side speaker powered by the head unit. With a bass knob LC-1 universal connected. Had to run that setup for about 4 days until my parts got in to finish the hook up for driver side. Everything...

So a few days ago I installed a new head unit and speakers into my truck, and since then they have been giving off this irritating static noise. I don't have much experience with car audio so I came here looking for help with this. I have a 2012 Nissan Frontier King Cab. My new head unit is a...