as i said cd,radio,cassette works but no sound from speakers wondering if amp is out or could there be another problem
radio cd,radio cassette works but no sound from speakers everything else works on 2000 Mercedes-Benz ML430
could be alot of issues seek a stero shop in your area to diag and get est. could be amp or module
could be a broken wire or a inoperative amplifier.
check too see if you have a blown fuse and if amp. is getting power.