We just got back from a trip through bug land and I decided to try a different approach on removing them. A guy I used to work with told me that truckers use a solution of baking soda and water,so I ...
X2 on the Magic Eraser. Did 9195 miles cross country in June and baked a solid crust of bug yuck on all vertical surfaces. Unlike the last few times we've crossed, we encountered no flooding rains but we did get to enjoy excruciatingly high temperatures (+115*). The eraser,used very damp on a presoaked surface,made short work of the problem. I also use them to do a quick clean on my Boston Whaler before waxing.