From the blog "Samurai Appliance Repair Man's Blog"

Here it is, the highly-coveted and much-ballyhooed list of GE refrigerator models included in GE's concession for having potentially-defective muthaboards. Note that this was not a recall-- this was never a safety issue. Nor were all the boards inherently defective. This was a voluntary concession by GE which covered the replacement cost for the muthaboard on the affected models due to potential problems with the boards that theoretically reduced their service life. I get asked about this list e