Abstract: A method for repairing holes and rust areas in automobile and truck bodies comprising the steps of identifying or providing a cavity behind the hole or rust area, filling said cavity with a moldable plastic material which will harden as a closed cell foam and provide a support base behind the hole or rust area, removing any hardened plastic support material on the surface of the body which does not conform to a desired body surface contour, applying a plastic filler to the area, the plastic filler being selected from the class consisting of a polyester resin and filler mixed with a catalyst or an epoxy resin and filler mixed with a catalyst, and grinding the surface of the plastic filler to a feathered edge at the surface of the metal surface.