Furnace Repair

Furnace Repair in Willmar, MN & Surrounding Areas

When your furnace stops working on a freezing Minnesota night, you need fast, reliable repair you can trust. At Magnuson Sheet Metal, we’ve been keeping homes and businesses warm since 1978. Our experienced technicians are available to diagnose and repair your heating system so you’re never left in the cold.

Common Furnace Problems We Fix

• Furnace not turning on or short cycling
• Weak or no airflow from vents
• Strange noises like banging, rattling, or squealing
• Uneven heating or cold spots in your home
• Pilot light or ignition system failures
• Unusually high energy bills
• Thermostat not responding or inaccurate

If you’re experiencing any of these issues, don’t wait—ignoring the problem can lead to bigger, more costly repairs.

Our Repair Process

1. Inspection & Diagnosis – We carefully check your system to identify the exact issue.
2. Clear Explanation – We explain the problem and present repair options in plain language.
3. Professional Repairs – Our factory-trained technicians perform quality, lasting repairs.
4. Testing & Verification – We ensure your furnace is running safely and efficiently before we leave.