James O Middleton , MA March 14, 2025 Appliance: Whirlpool Refrigerator GC5THEXNS00 Whirlpool Refrigerator Gc5thexns00: Worn out. How to replace Refrigerator Door Upper Closure Cam. Easy fix. Just make certain you have both of these parts. Simple swap out. Parts only go in one way and can’t screw it up. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes