The answer to 'how much to fix evaporator coil' is that the cost can vary widely depending on several factors. Typical ranges for evaporator coil replacement can be anywhere from $500 to $2,000 or more, depending on the size and complexity of the system, the cost of the new coil, and the labor required to replace it.
Some key factors that influence the cost include the age and condition of the existing coil, the accessibility of the coil in the HVAC system, the cost of materials, and the hourly labor rate of the HVAC technician. Older or hard-to-reach coils may require more labor, while larger homes with more complex systems will generally cost more to repair. It's important to get quotes from local HVAC professionals to get an accurate estimate for your specific situation.