Con O Leonardo , NJ November 04, 2017 Appliance: General Electric General Electric GTDP180ED0WW Ge Dryer Gtdp180ed0ww / : Timer defective. How to replace Dryer Timer Control Assembly. Purchased new timer which was an exact replacement. Took less than 3 minutes to replace. Dryer now working great Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes