The answer to 'how much to fix furnace in Chicago' is that the cost to repair a furnace can vary widely depending on the issue. Typical furnace repair costs in the Chicago area can range from $150 to $800 or more, depending on the complexity of the repair and the parts needed.
Some key factors that influence furnace repair costs include the age and condition of the unit, the specific problem that needs to be addressed, the labor rates of HVAC technicians in your local area, and whether any replacement parts are required. Getting multiple quotes from licensed and insured HVAC contractors in your neighborhood is essential to getting an accurate estimate for your particular furnace repair needs.