Furnace Repair in New Lenox, Illinois

Furnace Repair in New Lenox, IL

A broken furnace in an Illinois winter is a serious problem. New Lenox Heating provides expert furnace repair services throughout New Lenox, Frankfort, Mokena, Joliet, and surrounding Will County communities. Our technicians are trained on all major furnace brands and can diagnose and repair most problems in a single visit. We stock common parts on our service vehicles so we can get your heat back on quickly.

New Lenox Heating has been repairing furnaces in Will County for over 30 years. We've seen every type of furnace failure — from simple igniter replacements to complex heat exchanger cracks. Our technicians are trained to diagnose the root cause, not just the symptom, so your furnace stays fixed. Every furnace service includes a carbon monoxide safety check at no extra charge.

Common Issues We Fix

• Furnace not heating or producing cold air
• Furnace won't turn on
• Furnace blower running constantly
• Furnace making loud banging, rattling, or squealing noises
• Pilot light or electronic ignition failure
• Cracked heat exchanger (carbon monoxide risk)
• Dirty or clogged burners reducing efficiency
• Faulty limit switch or control board

Why New Lenox Homeowners Choose Us

• 30+ years of furnace repair experience in New Lenox and Will County
• All major brands: Carrier, Lennox, Trane, Rheem, Goodman, and more
• Parts stocked on service vehicles for faster same-visit repairs
• Honest assessment — we tell you when repair makes sense vs. replacement
• Carbon monoxide safety inspection included with every furnace service
• Licensed and insured HVAC technicians

Frequently Asked Questions

Have more questions? Call us at 815-893-3642 — we're happy to help.