RRepairGraph
GE · Dishwasher · C8

If the code returns

The detergent cup is blocked from opening fully.

Diagnostic nodeC8RECURRING-CODE
!
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

If the code returns for error C8

If C8 returns after an accessible check, do not keep resetting the appliance. Record when it appears, stop at any unsafe condition, and use the model-specific service 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