RRepairGraph
GE · Dishwasher · C8

Symptoms checklist

The detergent cup is blocked from opening fully.

Diagnostic nodeC8SYMPTOMS
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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

Symptoms checklist for error C8

Reported behavior connected to this code includes Detergent remains in the cup; The cup is only partly open; C8 appears during or after the cycle. Confirm the display code before matching symptoms to a repair path.

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