RRepairGraph
GE · Dishwasher · C8

Model coverage

The detergent cup is blocked from opening fully.

Diagnostic nodeC8MODEL-COVERAGE
!
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

Model coverage for error C8

Selected GE dishwashers with detergent-cup monitoring. Model suffixes and control revisions can change code definitions, so verify the complete model label before acting.

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