LC
GE Appliances Leak Detected in Base / Flood Switch Activated

Dishwasher displays LC; may continuously run the drain pump.

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Water in base pan, Stuck or faulty leak sensor, Loose tub-to-sump seal, Over-foaming from wrong detergent

How to Fix / Troubleshooting

Safety: Disconnect power and shut off water. Be cautious of sharp metal edges when removing panels.

  • Check for over-foaming: If you recently used regular dish soap instead of dishwasher detergent, excessive suds can trigger leak sensors. Run a rinse cycle with a small amount of cooking oil to break down suds after resolving any water in the base.
  • Access base pan: Remove the toe-kick panel and, if necessary, slide the dishwasher out. Inspect the base pan for standing water.
  • Dry the base and sensor: Sponge out water and allow the area and leak sensor/float to dry completely. A hair dryer on low can speed this up (do not overheat plastic parts).
  • Inspect for active leaks: Run a short cycle while observing underneath. Repair any leaking hoses, pumps, or seals.
  • Replace leak sensor if stuck: If LC persists with a dry base, the leak sensor or float switch may be stuck or faulty and should be replaced.
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Repair Difficulty

Medium 3/5

Required Part

Leak Sensor / Float Switch
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