R D Mission Viejo , CA July 20, 2019 Appliance: KitchenAid 30" Gas Glass Surface Cooktop KGCT305EWH0 Kitchenaid Cooktop Kgct305ewh0: Ignition switch. How to replace Top Burner Igniter. With AppliancePartsPros,com of course. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes