GE Biofilm / Mold Growth in Tub and Door Boot

Washer has a strong moldy or musty odor, especially in front-load models.

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Possible Causes

Detergent residue buildup, Standing water in door boot folds, Infrequent hot washes, Clogged drain filter

How to Fix / Troubleshooting

Safety First: Unplug the washer before cleaning internal parts.

  • Clean door boot: Wipe the rubber gasket thoroughly with a solution of hot water and mild bleach or a washer cleaner. Pull back folds to remove trapped debris.
  • Run cleaning cycle: Use GE's recommended washer cleaner or a cup of bleach and run a tub clean or hottest cycle with no clothes.
  • Clean drain filter: Remove and clean the drain pump filter to eliminate trapped lint and sludge.
  • Improve ventilation: Leave the door and detergent drawer slightly open between uses to allow drying.
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Repair Difficulty

Very Easy 1/5
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