Walter F Myrtle Beach , SC April 12, 2015 Appliance: General Electric Refrigerator GTS18SHSVRSS Ge Refrigerator Gts18shsvrss: Ice maker would not make ice. How to replace Water Valve Dual. Had fresh cold water in the door dispencer but ice maker would not work. Switched water line on the water valves from fresh water dispencer to ice maker and ice maker worked. Contacted Appaliance Parts.com and provided the model number of refridgerator, they shipped duel water valve and it arrived within two days. Removed and replaced water valve and all is well. 4 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes