Barbara G Virginia Beach , VA February 10, 2015 Appliance: General Electric Dishwasher GSD1200T55 Ge Dishwasher Gsd1200t55: Motor went bad. How to replace Vent Pad (Dishwasher Door Vent). Replaced with complete GE Pump and motor assembly. Also installed these other items, ( Piston & nut assembly, Valve,check and vent pad) Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes