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GE dishwasher error C8
Detergent cup blocked. The detergent cup could not open.
Minor · you can check this yourself
C8
Meaning: Detergent cup blocked
What causes C8
The detergent cup could not open.
What to do
Make sure dishes are not blocking the cup and clean any residue from it.
Can I fix it myself?
Often, yes. Try the check below first — it costs nothing and frequently clears the code.
If the code comes back
Book a visit and add the code to the booking. A technician arrives knowing which parts to bring, diagnoses the dishwasher for a flat $89 and gives you an exact quote before doing any work.
Same dishwasher