GE side by side refrig/freezer Mod. TFH24JWTA WH. Ice maker stopped working, stop/start wire is down (on). Get water through the door, but not sure if it goes to the ice maker. Ice maker is empty of water. Is solonoid the problem?

Usually yes if no water to icemaker could be water valve solenoid. . first you can remove cover on icemaker and put the unit thru a test mode. find the plastic or medal cam in center of icemaker head when cover is removed., theis is a flateblade screw center get a small screwdriver and turn screw counterclockwise for about a 1/4 of a turn , icemaker will start cycling if icemaker ok then it will go througha cycle let it do its thing usually a few minutes for it to cycle, if fills you may have a bad icemaker, if no fill then valve may be bad. make sure you have good water pressure from your water supply that can cause icemaker problems.

You could have a bad icemaker, the freezer might not be getting cold enought to activate the icemaker or you could have a bad water valve.