Past 12 Years Old Units Often Cost Less to Replace Than Repair
https://precision-anytime-hvac.cavandoragh.org/preventive-tune-ups-save-sacramento-homeowners-thousands-on-central-ac-replacement-costs
Whether repair or replacement makes financial sense depends entirely on your unit's age and documented failure-curve benchmarks. Units under 10 years old typically merit repair; those past 12 years often cost less to replace