
Originally Posted by
rynoman03
How well is your radio grounded? It sounds like your picking up electrical noise. Usually ground related. Also make sure you car's grounds are tight and free of corrosion. Check out the "Big 3" upgrade.
As for the wires that need to go to a switched 12v just tap into a switched 12v source. Don't cut factory wires. Splice with a vampire tap / posi tap if you have to.