RRepairGraph
GE · Dishwasher · C8

When a technician is needed

The detergent cup is blocked from opening fully.

Diagnostic nodeC8TECHNICIAN
!
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

When a technician is needed for error C8

Qualified help is appropriate when The dispenser is cracked or mechanically jammed; C8 returns with the cup completely unobstructed. Do not bypass sensors or energize an opened appliance.

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