The answer to 'how much to fix evaporator coil' is that the cost can vary widely depending on several factors. Evaporator coil replacement is a complex HVAC repair that typically ranges from $500 to $2,000 for most homes. The exact price will depend on the size and accessibility of the coil, the complexity of the installation, and whether any additional components need to be replaced.
Other factors that influence the cost include the age and condition of the HVAC system, the brand and model of the evaporator coil, and the labor rates in your local area. It's important to get multiple quotes from licensed HVAC technicians to ensure you get a fair price for the repair.