GE Dishwasher C6 error code

Dishwasher

On GE dishwashers, error C6 indicates: Incoming water is too cold — run the sink hot until it reaches at least 120°F, then restart. Start with a 5-minute power reset at the breaker, then follow the dishwasher-specific checks below before ordering replacement parts for C6.

Reviewed August 2025 · sources below

Safe to keep using?

Stop using

Severe overheating requires stopping use until the cause is identified.

• Unplug the appliance before inspection.
• Do not continue using the appliance until the cause is identified.

5 product recalls may apply

Brand-level matches — verify your model.

Show

Viking Range Expands Dishwasher Recall Due to Fire Hazard
Aug 2015 · Confirm your model
Notice
GE Recalls Dishwashers Due to Fire Hazard
Aug 2012 · Confirm your model
Notice
Viking Range Recalls Dishwashers Due to Fire Hazard
Apr 2012 · Confirm your model
Notice
GE Recalls Dishwashers Due to Fire Hazard
Oct 2010 · Confirm your model
Notice
General Electric Recalls Dishwashers Due to Fire Hazard
May 2007 · Confirm your model
Notice

Next step

Still seeing C6?

Show a photo or describe the symptom. Answer a few safety-first questions and see whether a part is needed.

Diagnose my appliance

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How to fix C6

Unplug the dishwasher or turn off power at the breaker before inspecting any components.
Reset GE C6: leave power off for 5 minutes, restore power, then restart. Confirm whether C6 returns.
Check the most common cause for C6: Incoming water is too cold — run the sink hot until it reaches at least 120°F, then restart.
Inspect hoses, connections, and visible wiring for damage, clogs, or loose fittings.
If a reset and basic checks don't clear the code, use our lookup tool for AI-powered diagnosis or contact a qualified technician.
Reassemble, restore power, and run a test cycle. If C6 returns, the faulty component likely needs replacement.

Call a pro when: Call a technician if you smell burning, see sparking, hear grinding from the motor, or the code returns after replacing the suspected part.

What C6 means

Incoming water is too cold — run the sink hot until it reaches at least 120°F, then restart.

DIY Difficulty

1 /10EASY

This is a straightforward homeowner task with basic tools and low risk.

Time: 15–30 minutes

Risk: Low

Skill: Beginner

Tools: Screwdriver, Adjustable pliers, Flashlight

Likely causes

Most likelyUser-serviceable issue

Many codes resolve with cleaning, resetting, or reconnecting.

Check: Power-cycle the appliance and check for obvious blockages or loose connections.

Est. cost: $0–$0

PossibleFailed component

Wear or electrical failure of an internal part.

Check: If basic checks fail, the faulty component likely needs replacement.

Est. cost: $0–$75

Repair or Replace?

DIY repair

$26–$49

Professional repair

$191–$259

Comparable replacement

$659–$891

Our recommendation

REPAIR LIKELY MAKES SENSE

REPAIR LIKELY MAKES SENSE. Professional repair ($191–$259) is well below replacement cost.

How old is your appliance?

Actual repair and replacement costs vary by model, location, labor rate, and condition.

Professional assistance recommended

This issue may be unsafe for DIY repair. Follow the safety guidance above and contact a qualified technician.

Repair videos

GE Dishwasher Complete Repair Guide - Includes Error Codes, Troubleshooting, and Repair Tips!

GE Dishwasher Error Code 6 (How To Fix Error Code 6 - Faulty Water Heater Solution)

Bosch Dishwasher SHE46C06UC/40 error code C6

User manuals

Start with the official support page, then use the search options if that link has moved. You’ll usually need your model number.

OfficialGE appliance manuals

Find your model number, then download manuals from GE support.

Manual librarySearch GE Dishwasher manuals on ManualsLib

Free scanned manuals — search results, not a guaranteed match.

Web searchSearch the web for GE Dishwasher user manual

Useful when manufacturer pages move or don’t list older models.

Questions about C6

What does C6 error code mean on a GE dishwasher?

Incoming water is too cold — run the sink hot until it reaches at least 120°F, then restart.

How do I reset GE dishwasher C6?

Unplug the dishwasher or switch it off at the breaker for 5 minutes, then restore power and restart. A reset clears a stored C6 after a glitch, but the code will return if the underlying fault is still present.

What part do I need for GE C6?

Not always — some C6 errors are caused by user-fixable issues like clogs or unbalanced loads. Try the troubleshooting steps first.

Can I fix GE error C6 myself?

Many C6 errors can be fixed DIY if you're comfortable with basic tools. Start with the reset and steps above. If the issue involves electrical components or the code returns after replacing parts, call a professional.

GE C6 on specific models

GDT665SSNSS C6

Other GE Dishwasher codes

GE C1 GE C2 GE C3 GE C4 GE C5 GE C7

Prevent this problem next time

Follow manufacturer maintenance schedule
Address small issues before they worsen

Sources

Manufacturer meaning

Incoming water is too cold — run the sink hot until it reaches at least 120°F, then restart.

FixApplianceCode guidance

Start with basic checks for GE C6 before ordering parts.

Source type: Part database

Source: ModelPartFinder + FixApplianceCode editorial

Last reviewed: 2026-10-24

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