Fall Checkup Question

https://blogfreely.net/yenianhejf/h1-b-smart-thermostat-setup-tips-from-comfort-experts-to-reduce-ac-repair-in-z5td

Fall Checkup Question Is fall too late to get the AC looked at if it struggled all August? Or is it better to wait until spring? The article makes a case for fall, especially for catching a weak part before it sits all winter