Does anyone know how to change the output frequency of the (a) Ford 10 disc trunk-mounted CD changer?

Looks dealer installed and is currently outputting on 88.3 MHz. Need to change to something else. Stock Stereo system.

Thanks.
Rob

REV VT
rfolden@excite.com
95 MM V6 MTX Deep Purple
Daily Driver 80 Mile Commute
World Wide CB Radio