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GE · Dishwasher · C8

Installation checks

The detergent cup is blocked from opening fully.

Diagnostic nodeC8INSTALLATION
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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

Installation checks for error C8

Installation checks can help narrow the context of GE C8, but this page does not claim that the named system is the failed component. Begin with the manufacturer meaning — The detergent cup is blocked from opening fully. — then complete only accessible checks: Turn off the dishwasher before rearranging sharp items.; Remove cookware or utensils that touch the detergent cup.; Close and latch the door, then run a short test cycle..

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