Richard W Alta Loma , CA December 11, 2016 Appliance: General Electric Refrigerator PSS25MGNAWW Ge Refrigerator Pss25mgnaww: Only the lights were on in both the freezer and refrig sections. How to replace Refrigerator Main Control Board. Based upon other reports, purchased the control board. Clear instructions based upon configuration. Easy to remove the old, and install the new. Up and running again. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes