One Failing Part Triggers 300% Higher Repair Costs When Left Unaddressed
https://precisionhvacdiagnostic.lowescouponn.com/escalating-repair-costs-reveal-why-fixing-a-dying-system-costs-more-than-replacement
The HVAC replacement rule is simple: when a component fails and remains unrepaired, it forces other parts to compensate, creating a cascade-failure risk that turns a single repair into a system-wide breakdown