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Message: <blockquote data-quote="pilyin" data-source="post: 3101822" data-attributes="member: 550430"><p>I'm guessing I've got a grounding issue going on.  I've got the stuff in my sig.  I've added a ground to the HU ground.  I've done the RCA grounding thing.  I think my amp grounds are good, but I'll try grounding them somewhere else when I get home (I'm at work).  When my HU volume is at zero or off, I get engine hum through the speakers.  When I turn my radio on or turn the volume to 1 or more (out of 35 or so) there is a loud pop, and the hum goes away.  There is also loud pops when I change radio stations, tracks on a cd and stuff like that.  Any idea's that might help get rid of this?</p></blockquote><p></p>

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