Get a New NorCold/Thetford Thermistor on Amazon:
~~If Yours Plugs into the Light:
~~If it has no Light Connection:
~~Dometic Models:

Norcold Thermistor Ohm Chart and Location Guide:

After watching too many long and useless YouTube videos on YouTube just trying to find the proper Ohms of a RV refrigerator thermistor, I decided to make a simple, no non-sense RV refrigerator repair guide.

Simply put, you either have a thermistor problem, a control board problem, or a heating element problem. They are not that hard to troubleshoot, and I cover most of the common failure points in the video.