[jublydan]

Originally Posted by Chapter2099

I won’t claim to know definitively, but I had a similar problem on the piano black side skirts and interestingly enough, on the side mirror. I suspected it was due to excessive contact time with the foam wash.

After two or three washes and a reduction in wash contact time, it’s completely gone on the piano black. I have a slight residue still on my side mirror but it’s almost completely gone.

Thanks for the feedback!