Jim D Annapolis , MD March 28, 2016 Appliance: Jenn-Air Refrigerator JFC2290VEM4 Jenn-Air Refrigerator Jfc2290vem4: Door rail mullin needed replacing. How to replace Door Gasket (Gry). Received exact part and easy to replace, took all of 5 minuets to replace. All you need is a 1/4" nut driver or 1/4" wrench. Super easy ! 7 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes