AC Repair

AC Repair in Willmar, MN & Surrounding Areas

When the summer heat hits Minnesota, the last thing you want is a broken air conditioner. At Magnuson Sheet Metal, we’ve been providing fast, reliable AC repair services since 1978. Our licensed technicians fix all makes and models of air conditioning systems—restoring comfort to your home or business when you need it most.

Common AC Problems We Repair

• AC not cooling or blowing warm air
• Weak or no airflow from vents
• System short-cycling or not turning on
• Frozen evaporator coils
• Refrigerant leaks
• Loud noises (banging, squealing, rattling)
• Unusual smells coming from vents
• Thermostat not responding or inaccurate

Our AC Repair Process

1. Inspection & Diagnosis – We carefully evaluate your system to find the exact problem.
2. Clear Explanation – We explain your repair options in plain language, so you can make an informed decision.
3. Professional Repairs – Our factory-trained technicians complete reliable, lasting repairs.
4. Final Testing – We confirm your AC is running efficiently and safely before we leave.

Prevent Future Repairs

Regular maintenance helps prevent breakdowns and extends the life of your AC. Ask us about our preventive maintenance plans and seasonal tune-ups to keep your system operating at peak performance.