The answer to 'how much does AC repair cost in Chicago' is that the cost can vary significantly depending on the specific issue, the age and type of your AC unit, and the expertise of the HVAC technician. In general, most AC repairs in the Chicago area range from $150 to $500, with the average being around $300.
Factors that can affect the cost include the parts needed, the labor required, whether it's a simple fix or a more complex issue, and the company you hire. It's important to get multiple local quotes to compare prices and find a reputable HVAC technician in your area.