Ciarra B Miamisburg , OH December 22, 2023 Appliance: General Electric Gas Dryer GTX18GSSJ1WW Ge Dryer Gtx18gssj1ww: My timer knob stopped working/turning on dryer so my dryer wouldn’t turn on. How to replace Dryer Timer Control Knob. I realized old knob was cracked. So I purchased new knob and it works perfectly fine now! Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes