For 1990-2009 cars

Most stationary windows, specifically windshields, are retained to the body with urethane adhesive which adheres the window to the body, increasing structural integrity. The reinstallation of the windows with urethane adhesive requires complete replacement of the urethane adhesive bead, and is known as the full cut method. All stationary windows must use a urethane adhesive systems which meet GM Specification GM 3651G