Randy S Marietta , GA January 13, 2025 Appliance: Samsung Washer WF50K7500AW/A2 Error code dc3 Replaced the parts I ordered. Mostly likely the problem was the door lock switch. It appeared that the lock would not activate when comparing with the replacement part. Read More... Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes Tools: Screwdrivers