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GE · Dishwasher · C8

Related error codes

The detergent cup is blocked from opening fully.

Diagnostic nodeC8RELATED-CODES
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Use this as a diagnostic branchConfirm the exact model manual before ordering parts or opening the appliance.

Coverage: Selected GE dishwashers with detergent-cup monitoring.

GUIDANCE

Related error codes for error C8

Compare this entry with nearby GE and dishwasher codes, but never substitute one code definition for another. The exact display and model family control the diagnosis.

Safe sequence

  1. 1Turn off the dishwasher before rearranging sharp items.
  2. 2Remove cookware or utensils that touch the detergent cup.
  3. 3Close and latch the door, then run a short test cycle.

Stop and get qualified help when

  • The dispenser is cracked or mechanically jammed
  • C8 returns with the cup completely unobstructed
Primary sourceGE Appliances — dishwasher fault codes ↗Verified 2026-07-17 · manufacturer