Furnace Repair Services in Northern Colorado

Your Furnace Stopped Working — Now What?

Is your furnace blowing cold air, refusing to ignite, cycling on and off every few minutes, or making sounds it never made before? When heating fails in Northern Colorado — where overnight lows regularly drop into the single digits — you need a repair team that diagnoses accurately and fixes the actual problem the first time.

We provide fast, reliable furnace repair across Northern Colorado, including Fort Collins, Loveland, and Greeley.

Common Furnace Problems We Diagnose and Fix

No heat at all — the system will not ignite. This is often an ignition component failure (flame sensor, hot surface igniter, or control board), but it can also be a gas valve issue, a tripped safety switch, or a thermostat problem. We test each component in sequence to identify the actual failure.

Furnace runs but blows cold or lukewarm air — the blower motor runs, but the burners are not firing or the heat exchanger is not transferring heat effectively. A dirty flame sensor is the most common — and cheapest — fix for this symptom.

Short cycling — the furnace turns on, runs for a few minutes, then shuts off and restarts. Overheating from restricted airflow, a failing blower capacitor, or an oversized system are typical culprits.

Unusual Noises and What They Mean

A furnace that suddenly starts banging, squealing, rattling, or rumbling is telling you something specific. Banging at startup often indicates delayed ignition — a safety concern. Squealing points to a belt or bearing issue. Rattling can be loose panels or a failing blower wheel. Our technicians correlate the sound with the operating cycle to narrow the diagnosis quickly.

Homeowners in Windsor and Timnath with newer-construction homes sometimes experience short-cycling caused by oversized builder-grade furnaces — a common issue our team knows how to identify and resolve. In older homes in Berthoud and Evans, worn ignition components and aging heat exchangers are more typical repair needs.

Our Inspection-First Repair Process

When a Compass Heating & Cooling technician arrives, the first step is always a comprehensive diagnostic — not guessing. The diagnostic includes thermostat testing, electrical measurements, combustion analysis, airflow verification, and a component-by-component evaluation.

After the diagnostic, you get a clear explanation of what failed, repair options, and upfront pricing before any work begins. If the repair cost approaches the point where replacement makes more financial sense, we tell you that directly. We do not upsell — if your furnace needs a $15 flame sensor cleaning, that is what we recommend.

No service call fee means you are not paying just for us to show up. You pay for the repair itself, with transparent pricing explained before we start.

Furnace Repair Near You

Fast, expert furnace repair wherever you are in Northern Colorado:

• Furnace Repair in Berthoud, CO
• Furnace Repair in Evans, CO
• Furnace Repair in Fort Collins, CO
• Furnace Repair in Greeley, CO
• Furnace Repair in Johnstown, CO
• Furnace Repair in Loveland, CO
• Furnace Repair in Severance, CO
• Furnace Repair in Timnath, CO
• Furnace Repair in Wellington, CO
• Furnace Repair in Windsor, CO

Do Not Wait on a Furnace Problem

Looking for furnace repair services near you? We serve homeowners throughout Fort Collins, Greeley, Johnstown, Severance, Wellington, and surrounding areas. A small furnace issue can quickly become a major breakdown or safety hazard. Contact Compass Heating & Cooling at the first sign of trouble.