Why summer tune-ups destroy your AC

Cool Talk with Hartzell's | Your HVAC Questions, Answered! · May 13, 2026 · 21m · transcript

Give Use A Shout

Every June I get calls from homeowners wanting to book the 229 dollar tune-up the same week the first 95 degree day hits in Kingfisher. I turn most of them down and tell them to book October or wait until March next year. They think I am being difficult. I am not. A tune-up on a 95 degree day is not a tune-up. It is a service call dressed up in a tune-up wrapper, and the homeowner is paying for measurements that cannot be taken correctly in those conditions. Here is the diagnostic reason why, in plain terms. More episodes: https://hartzellsheatair.com/podcast/

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