LG WM3900HWA — DE error
If your LG WM3900HWA is showing error code DE, here's what it means for this specific model: Door lock error. Follow the steps below to troubleshoot and find compatible replacement parts.
Buy the replacement part
LG Washer Door Lock
MPN: EAU59551204
$27.99
Fix steps
- Confirm your model is WM3900HWA (check the model tag).
- Power-cycle the washer and note if DE returns.
- Door lock error.
- Follow the part recommendations below that are compatible with your model.
- Run a test cycle after repair to confirm the code is cleared.