John A San Diego , CA September 06, 2015 Appliance: General Electric Gas Dryer DPXR483GA2WW Ge Dryer Dpxr483ga2ww: Broken on/off knob. How to replace Selector Knob. Inserted knob on shaft, took two seconds. Part arrived much faster than I had anticipated. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes