Cj G Hendersonvlle , NC November 29, 2024 Ge dishwasher error code 815 Replaced main control board. Great how-to video on Youtube. Search on 'GE Dishwasher Error Code 815'. Replacement board was sent in two days. Was unaware there was a core charge until I received the replacement part. Sent in original part to AppliancePartsPros for core charge refund. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes