Patricia S Manhattan , KS January 16, 2015 Appliance: Kenmore Refrigerator 3639742814 Kenmore Refrigerator 3639742814: Cracked end cap shelf support for freezer door. How to replace Cap Shelf, Left. Ordered the part, got it, popped it on. No fuss, no muss for order or installation. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes