Any delamination/fading needs to be sanded down. The sun will fade the pigments in the paint. Unless you don't care if you can see where the clear is gone now, you need to blow a quick coat of color over before clear.
Matt 69 Dart Swinger 340 83 W350, Megasquirted with 46RH Old news: 72 Demon street/race mobile Latest: 70 Duster backhalf car and even more