Mark R Batavia , IL July 31, 2015 Appliance: General Electric General Electric GTDP490ED0WS Ge Dryer Gtdp490ed0ws / : Timer on dryer needed to be replaced. How to replace Dryer Timer Control. I removed the backsplash panel, disconnected one wire at a time from the old timer and put it on the new timer. I then put the backsplash back together and I was done. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes