Replacement decisions depend on dispatch speed and repair triage protocols that identify system viability
https://precision-anytime-hvac.cavandoragh.org/one-failing-part-triggers-300-higher-repair-costs-when-left-unaddressed
\nMost residential HVAC systems last 15-20 years, but whether yours needs replacement depends on how quickly a service team diagnoses the problem and determines if repair or replacement is the right choice