i need some help here. im having trouble geting bugs remains off my black mustang. the bugs themself come off but they leave a white film on the bumper that you can see and can feel when you rub your hand across it. i cant seem to get them off i tried bug and tar remover and it doesnt work. does anyone know what im talking about? does anyone know anything i can do to get them off. ive heard to try baking soda and water or wd40 but havent tried them yet. please let me know what yall think