Despite High Repair Costs, Sealed-System Failures Drive 35 to 40 Percent of Refrigerator Expenses
https://sac-urgent-appliance-repair-co-sac-near-cesar-chavez-plaza8984.scriblorax.com/posts/cost-ratio-data-shows-when-repair-expenses-signal-appliance-replacement-time
The compressor is the most expensive refrigerator component to repair or replace, with sealed-system failures running $1,200 to $2,500 depending on unit age and rated capacity