Karen M Temecula , CA May 15, 2020 Appliance: KitchenAid 42" Built In Refrigerator KSSC42QMS01 Kitchenaid Refrigerator Kssc42qms01: The cap broke off the water filter cartridge in the bottom of the fridge. How to replace Water Filter Cap. Removed what was left and removed the old cartridge. Attached the new cap and reinserted. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes