jamesfry817 sounds like a TAB error on your LCD. Put some pressure on the tabs on top of the LCD where the line is and see if pressure on that changes it. It might help if you post an image of what you see with your question. That way we could see what you are dealing with. Use this guide for that. The TABS are at the end of where the little ribbon cables, that go from the LCD controller board, into the LCD panel.