So order Rubber care, spray on a cloth and rub into the door seals. Please make sure that none of it comes to seats and fixtures, which are spots (especially on plastics).
Since my car door freezes very little. And that one resolves with a simple trick: Just to the edge points from outside pressing against the door and so break the ice crystals and dissolve the adhesion so. The door opens then, as if nothing had happened.
Strong buy recommendation for this area.