Guides Search

Home › GE › Dishwashers › H2O

GE Dishwasher H2O Error Code

Low water on GE dishwashers.

GEAll GE dishwasher codes

H2O
Moderate DIY

The dishwasher isn't getting enough water. A kinked inlet hose or a closed supply valve is the first thing to check.

Compatible models

H2O appears on GE models that have a 1-Hour Wash cycle, according to GE's code list. Model numbers aren't given.

Also shown as

If H2O shows only during the 1-Hour Wash cycle, GE says schedule service but keep using the other cycles until then.

Difficulty

Start with the safe checks below; a worn part may need replacing.

Not sure you are reading the code right? See how to read GE dishwasher codes.

Safety first: unplug the dishwasher (or switch off its breaker) before touching filters, hoses or panels. If you smell burning or gas, or see water near the outlet, stop and call a professional.

How to fix GE H2O

  1. Check the supply

    Make sure the supply valve under the sink is fully open and the inlet hose isn't kinked.

  2. Rerun the cycle

    Start the cycle again and watch whether it fills.

When to call a technician

If the supply is fine and H2O keeps appearing, schedule service.

Parts linked to H2O

These are the parts most often behind this code. Tap one to see what it does and the signs it is failing.

Order parts by your full model number so they fit.

Step-by-step guides for this problem

Frequently asked questions

Which GE models show the H2O code?

H2O appears on GE models that have a 1-Hour Wash cycle, according to GE's code list. Model numbers aren't given.

Can I fix GE H2O myself?

Often. The first steps above are safe checks a homeowner can do. If they don't clear H2O, the cause is likely a worn part that needs replacing.

Other GE dishwasher codes

Last reviewed 2026-10-19. Codes and steps can vary by model; check your owner's manual.

Sources we checked