Robert M Durham , NC May 02, 2020 Appliance: Kenmore Refrigerator 79579737900 Kenmore Refrigerator 79579737900: Refrigerator section was performing erratically over cooling and freezing produce. How to replace Refrigerator Temperature Sensor. Replacing the thermistor solved the problem. On-line video was helpful. 4 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes