The answer to 'how much to replace generator in Illinois' is that the cost to replace a generator can vary significantly depending on several factors. Typically, homeowners in Illinois can expect to pay anywhere from $3,000 to $10,000 or more to replace a generator, with the average cost being around $5,000 to $7,000.
The exact cost will depend on the size and type of generator, the brand and model, the complexity of the installation, the accessibility of the location, and any necessary electrical work or permits required. Additionally, labor costs can vary based on the contractor and their experience level. It's essential to get multiple local quotes to understand the range of pricing in your specific area.