As the windows drop when the doors are opening in my CL 500 has anyone got a solution to prevent the door windows from sticking in freezing conditions. Seems like it will break the window one of these days.
I use a product called goo-gone which is actually for removing sticky residue from peeling labels, I read about it on a BMW forum and used it ever since works a charm.
If you search on here others use vaseline, and other silicon based products,
C220 CDI Estate, Alpine White; Jaguar F-Type Coupe Salsa Red AMG SLC 43 Brilliant Blue
I used silicone on the CLK and SLK - the trick is go easy on it.
Spray a little on a piece of kitchen paper and that will do both cars - just a slight touch along the rubber seals and it works a treat - just needs re-touching after a month or so if its very cold, or you wash the car a lot.