Douglas M Troy , MO November 02, 2025 Appliance: LG Washer WM1811CW Lg Washer Wm1811cw / : Lg washer showing de code. How to replace Washer Door Lock Switch. Ordered the part from AppliancePros.com (I've ordered from them before) Installed the part in less than 20 min. Washer working fine now. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes