help! problems with cd player

[adam20202]

alrighty folks,having a wee problem with my standard cd player in mk4 golf gt tdi 150.when the revs pick up whilst driving the cd player lets out revving sound of its own and its bugging the sh*t out of me.does any one know what could be causing problem and how to fix it.it only does it with cd player,radio is fine.
 please help guys

[Judderi]

It could be a few things. Usually it is caused by either a poor earth. Try running an earth direct from the HU to the battery. Failing that it may be if you have run speaker or rca wires parrallel with power wires.

[adam20202]

cheers mate ,will try that.