Horace W Killeen , TX January 01, 2024 Appliance: General Electric Dishwasher GDF520PGJ0WW Ge Dishwasher Gdf520pgj0ww: Lower dishrack was rusting. How to replace Lower Dishrack Assembly. I purchased a new dishrack from AppliancePartsPros.com. It was easy to replace. I removed the old one and replaced it with the new one. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes