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GE Appliances dishwasher H2O: no water fill

H2O means: No water, or not enough water, entering the dishwasher.

Short answer. The dishwasher started a fill and no water came. The supply valve under the sink is closed, the supply hose is kinked, the inlet screen is clogged, or the inlet valve has failed.
Part at faultwater supply and inlet valve
Severitymedium
DIY difficultyeasy
When it appearsany

How to fix H2O

  1. Open the supply valve under the sink fully.
  2. Check the supply hose for kinks.
  3. Turn off the supply, disconnect the hose at the inlet valve and clean the screen.
  4. If the valve does not click when the cycle starts, replace it.

When to stop and call a repairer

Nothing dangerous here.

What it costs

Parts: Inlet valve $25 to $50.

Service: A home visit from an appliance technician runs $120 to $250 for diagnosis plus the part. Boards are the expensive part; sensors and switches are cheap.

Worth repairing? Yes.

How to check the error log

On most GE dishwashers, hold Start for 5 seconds with the door open to enter the service menu; on models with a hidden display, press Select Cycle and Start together for 5 seconds. The last error shows on the display. Turn power off at the breaker for 60 seconds to reset the board.

Clear the log after a repair so you can tell whether the fault has really gone.

FAQ

What does H2O mean on the GE Appliances dishwasher?

No water, or not enough water, entering the dishwasher. The dishwasher started a fill and no water came. The supply valve under the sink is closed, the supply hose is kinked, the inlet screen is clogged, or the inlet valve has failed.

Can I fix H2O myself?

DIY difficulty: easy. Open the supply valve under the sink fully. Check the supply hose for kinks.

How much does it cost to fix H2O?

Inlet valve $25 to $50. A home visit from an appliance technician runs $120 to $250 for diagnosis plus the part. Boards are the expensive part; sensors and switches are cheap.

Is it worth repairing?

Yes.

Code meanings are compiled from manufacturer service references and repair documentation for the GDT / GDF / GDP / Profile / Cafe; fixes follow documented repairs and owner reports. Model revisions can differ. If your appliance is under warranty, contact the manufacturer before opening it.