Tim M Naples , FL July 19, 2019 Appliance: General Electric Electric Oven ZET2PH1SS Ge Wall Oven Zet2ph1ss: Interior glass of upper oven broke during self clean. How to replace Probe Thermistor. Replaced with new, perfect fit OEM glass from appliancepartspros.com 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes