Rob for Model Number ZISB480DRD GE side by side was having problem with refrigerator side freezing so I replaced the damper which helped a lot. The refrigerator side was getting down to 20 degrees. Now, however, the refrigerator side stays at about 32 degrees no matter what I set the temperature to. I have replaced both the upper and lower thermosensors.
Answer Rob, the next step would be the motherboard [WR55X10560] as this is the part responsible for reading the temperature sensed by the thermistors. Read More... Answered by AppliancePartsPros.com | Monday, February 11, 2019