This, park it in the sun (if that's an option where you live this time of year) and get it nice and warm. I've also had very very good luck with WD-40. Use extremely sparingly and immediately clean up any that's left behind with Sprayway Glass Cleaner. might also look into a plastic razor blade to scrape some off in bigger chunks.Have you tried duct tape to pull off the residue?
This too. It'll be a bitch to clean WD off window, but it'll get it off best of all. It's just a mess.This, park it in the sun (if that's an option where you live this time of year) and get it nice and warm. I've also had very very good luck with WD-40. Use extremely sparingly and immediately clean up any that's left behind with Sprayway Glass Cleaner. might also look into a plastic razor blade to scrape some off in bigger chunks.