Make sure you plug the power in,, but if the head unit is working then you have obviously done that. Once you check to see if you have premium sound(factory amp), then you can troubleshoot some more.

"Wow, that sank fast." "Yeah, like a rock."
96 Contour GL ATX
9mm Ford Racing Wires; 2 Resonators down, 1 to go;"Special airbox"; many mods planned
Sony CD player: 50wattsx4;remote;
Speakers=50 watt Pioneer 6x8s
Ross Evans smile