'18 Outback Touring Dark Blue Pearl 3.6r
I was gonna suggest a razor, too. Disagree about a safety razor, though maybe I just misunderstand you.I'd take a razor blade and try scraping a small area to see if that helps. Make sure it's a new safety razor that can't scratch the glass.
No, I meant a single edge as you show.I was gonna suggest a razor, too. Disagree about a safety razor, though maybe I just misunderstand you.
I've used just a plain single-edge utility blade before myself:
View attachment 489921
Just run it as flat as possible along the glass, with soap & water. DON'T PRESS DOWN! (not any more than you need to keep it in contact) -- just make a pass, clean the blade, make another pass, etc. Takes off all sorts of dirt really easy, but on very curved glass it's much riskier, easier to scratch it b/c not sitting flush (like the rear window... ask me how I know 🤦♂️)