• Remove the two screws that hold the quarter glass to the door frame.
• Lift the quarter glass out of the door.
• Place a new gasket around the edge of the quarter glass.
• Insert the quarter glass into the door frame.
• Install the two screws that hold the quarter glass in place.
Before removing the screws it is a good idea to apply penetrating lubricant to ensure that the screws come out easy. After applying penetrating oil, wait a few minutes before attempting to turn the screw.