Any chance to generate a guitar- feedback sound with TL-GFX??

Hi Folks, I am not a guitarist but use ToneLib-Gfx to pimp up the Guitar-sounds in Musescore to build my own backing Tracks!
Can anyone help ?
Need a feedback sound to finish my "Suzie Q" track( by CCR!)
THX in advance
Dieter

Greetings frum Hungary