Using the 50 Percent Rule to Decide Between Repairing and Replacing Your Refrigerator
https://urgent-appliance-repair-arden.theburnward.com/control-board-and-motor-failures-drive-washing-machine-diagnostic-fees-starting-at-75-dollars
You know it's time to replace your refrigerator when the cost of repair exceeds 50 percent of the price of a new unit—or when your appliance has reached the end of its useful life, typically 10 to 15 years old