Ok i noticed not to long ago my system started to dye out like the bass wasn't loud at all, it would only happen every now and again but now it just almost completly dead. Everything seems to be on and working right and when i unplug one of my rca cables from the amp the bass gets alot louder, almost to what it should be. I changed the RCA cables and samething, any ideas? Mtx Blue Thunder Amp Pioneer DEH 1300 2 10" alpine Type S subs If u need any info to help me i will provide