Furnace Repair in Leesburg, FL | Coldharbour Heating & Air - Coldharbour Heating & Air

Furnace Repair in Leesburg - Fixed Today, No Surprise Invoice

Same-day diagnosis with the repair price given before any work starts, and an honest repair-versus-replace answer when the system is near the end of its life.

We answer around the clock

1966+
Cities Served
Free
Written Quotes
Licensed & Insured Written Quotes Free Estimates All Brands Satisfaction Guarantee
Every visit starts with

Seasonal tune-up and full diagnostic on your Carrier, Trane, or Goodman system - readings shown to you before any repair is proposed

Your new heating and cooling system for as low as $119/month*on approved credit; ask for current terms

Diagnosis first, numbers second - you approve the repair price before a single part goes in.

Styles & brands we work with

AC repair
AC repair
Furnace & heating
Furnace & heating
Heat pumps
Heat pumps
Ductless mini splits
Ductless mini splits
Carrier
Carrier
Trane
Trane
Goodman
Goodman

Before & after – our own jobs

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Fast, Reliable Furnace Repair Across Leesburg

Most furnace repairs in Leesburg cost between $150 and $700, and our Furnace Repair team typically arrives the same day you call. We’re familiar with the concrete-block ranches off Main Street, the manufactured home communities near Lake Griffin, and the rural properties along County Road 44 where propane tanks sit where gas lines don’t reach. Call (817) 402-2972 any time, day or night, and a live person picks up. We dispatch from our South Florida coordination office and route technicians directly to Leesburg homes with the parts and tools already on the truck.

Call (817) 402-2972

Why Coldharbour Heating & Air Is Leesburg’s Preferred Furnace Repair Company

We’ve been serving Central Florida since 2003 as an independently owned and operated member of the Kingswell network, and Leesburg’s two-lake microclimate is something we’ve learned to respect the hard way. Our technicians carry written prices, not clipboards with blank estimates, and every repair leaves your home with a 365-Day Done Right Promise on paper, not a handshake.

Leesburg homeowners call us back because we show up in the window we promised, we leave the job site cleaner than we found it, and if a repair fails within a full year, we return and correct it at no charge. That’s The Kingswell Way, and it’s how we operate on every single call.

Our background-checked, uniformed technicians are trained on nine major residential HVAC brands including Trane, Lennox, Goodman, and Rheem, so the person who walks through your door can actually work on whatever system is already installed. No passing you off to a “specialist” who shows up three days later.

Phones are answered by a live person 24 hours a day, 7 days a week. No voicemail trees. No “press 1 for emergency” runaround at 11 PM on a Saturday when your heat strips won’t fire and the temperature’s dropping toward frost along Lake Harris.

Heating Repair in Leesburg

Heating Repair in Leesburg covers furnaces, heat pumps, and heat-strip systems in a climate that behaves differently than the rest of Central Florida. Because the city sits between Lake Harris and Lake Griffin, radiative cooling off the water produces frost events more frequently than in Tampa or Orlando, which means your auxiliary heat and defrost components see real seasonal use. Most heating repairs here run $150-$700, parts and labor included, with a written price handed to you before any work begins.

Heat Pump Defrost Failures

Heat pump defrost boards and frost sensors fail faster in Leesburg than they do in coastal metros. The lakeside cooling drops temperatures just enough to trigger ice buildup, then the defrost cycle runs constantly until the board burns out or the sensor reads incorrectly. We test the defrost board, verify sensor placement, and check refrigerant charge before declaring a repair complete, because a heat pump that can’t defrost will lean on expensive auxiliary heat all winter.

Auxiliary Heat Sizing Problems

Oversized heat strips are common in Leesburg’s 1960s-1980s ranch homes and manufactured housing, where original load calculations were guesses at best. Too much electric heat short-cycles the blower, spikes your utility bill, and pushes humid air across a cold coil that drips into the secondary drain pan. We measure actual load and right-size the auxiliary heat so the system runs full cycles, not quick bursts that wear components and grow mold.

Boiler Repair in Leesburg

Boiler Repair in Leesburg serves the rural properties and outbuildings around the city where propane-fired hydronic heat makes sense because natural gas lines stop at the city edge. Most boiler repairs fall in the same $150-$700 range as furnace work, though propane valve and combustion-air issues can push toward the higher end when parts need to be ordered. We handle circulator pump failures, expansion tank waterlogging, and propane gas valve calibration for homes on acreage off County Road 44 and the rural roads north of Lake Griffin.

Propane Combustion Issues

Propane burns differently than natural gas, and boilers in Leesburg’s rural properties often suffer from improper air-fuel mixture after a tank refill or regulator replacement. We combustion-test every propane boiler we touch, check the venting for proper draft, and verify the safety shutoff responds within spec. A propane boiler with yellow flame tips or soot buildup is a carbon monoxide risk, and we treat it that way every time.

Outbuilding and Workshop Systems

Workshop boilers and garage unit heaters on exposed Leesburg properties take a beating from wind across open land with no tree shelter. We see cracked heat exchangers from overfiring, frozen condensate lines on high-efficiency models, and pumps that cavitate because the expansion tank was never sized for the longer pipe runs. These aren’t residential systems shoehorned into a barn, they’re specialized equipment that needs a technician who understands exposed-property load calculations.

Trusted Brands We Service in Leesburg

Our trucks stock common parts for Trane, Lennox, Goodman, and Rheem systems because these brands show up repeatedly in Leesburg’s housing stock, from the original 1970s Rheem furnaces still running in concrete-block ranches to the Goodman heat pumps installed in manufactured home communities during the last replacement cycle. We don’t order parts from a warehouse three counties away and make you wait three days. Our South Florida coordination hub maintains local inventory, and if we don’t have it, we know which Leesburg-area supplier does. That means faster turnaround and fewer nights without heat when the temperature drops along Lake Harris.

Common Furnace Repair Problems We See in Leesburg Homes

  • Molded secondary drain pans in 3-4 years. The lake-driven dew points around Leesburg keep humidity high even on cold nights, and condensed moisture in the air handler’s drain pan becomes a breeding ground. We’ve pulled pans in Lake Harris lakeside neighborhoods that were fully colonized while the heat exchanger was still in good shape.
  • Defrost board failures from radiative frost. Leesburg’s position between two large lakes creates frost events that coastal metros simply don’t see, and heat pump defrost systems cycle far more often here. The boards burn out, sensors ice over, and homeowners wake to cold air blowing from vents that should be warm.
  • Blower motor and capacitor wear from short cycling. Rural properties with exposed wind conditions and oversized equipment run start-stop cycles that chew through motors. A blower that should last 15 years fails in 7 because it never reaches steady-state operation.
  • Cracked heat exchangers in propane furnaces. Exposed installations on Leesburg’s rural acreage see wider temperature swings, and overfired propane systems develop cracks that vent combustion gases into the living space. We inspect every heat exchanger with a camera and combustion analyzer, not a flashlight and a guess.

Pricing for Furnace Repair in Leesburg, FL

We believe you deserve to know what furnace repair costs before a technician touches a single tool. Here’s what we see in the Leesburg market:

Service Price Range
Furnace repair (diagnostic and repair) $150-$700
Heating repair (heat pump / heat strip) $150-$700
Boiler repair $150-$700
Annual tune-up $80-$200

What pushes a repair toward the higher end? Propane gas valve replacement, heat exchanger work, and outbuilding systems with longer refrigerant or hydronic lines. What keeps it lower? Ignitor replacement, capacitor swaps, and thermostat recalibration. Every repair starts with a diagnostic, and we hand you a written price before any work begins. That price does not change when the job is done. Estimates are free, and there’s no charge for us to come look.

We Also Serve Cities Near Leesburg

Our technicians regularly make the short run to Leesburg neighbors in Fruitland Park, Lady Lake, Tavares, and Eustis. Same trucks, same stocked parts, same written guarantee. If you’re on the border between Lake and Sumter counties and aren’t sure whether we cover your address, call (817) 402-2972 and we’ll confirm while you’re on the line.

Serving Leesburg, FL - Our Local Coverage Area

We’re based in the Leesburg area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.

FAQs About Furnace Repair in Leesburg

Why Leesburg Chooses Coldharbour Heating & Air

We set the standard for furnace repair in Leesburg.

30-60 Min Response

Fast dispatch across Leesburg. Same-day and after-hours emergency service available.

Licensed & Insured

Fully certified technicians who meet all local and state licensing requirements.

Upfront Pricing

No hidden fees, no surprises. You approve the price before any work begins.

Guaranteed Work

Every repair and installation is backed by our workmanship warranty and satisfaction guarantee.

How It Works in Leesburg

Getting your furnace repair handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your furnace repair needs and we provide an upfront, transparent quote - no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Leesburg - typically within 30-60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

What happens when you call

  1. 1
    A real person answersNo phone trees - talk to a local furnace repair pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
  3. 3
    We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
  4. 4
    You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.

What Leesburg Customers Say

Trusted by homeowners across Leesburg and surrounding areas.

★★★★★

"Furnace wouldn't light the first cold morning. The guy walked me through what he was checking so I actually understood it. Replaced the igniter, wrote up the warranty, and it's been warm since."

Alicia Romero · Verified customer
★★★★★

"AC died overnight with a newborn in the house. They bumped us up the list and had it running by noon. I about hugged the guy. Fair price even on a rush call."

Celeste Ngo · Verified customer
★★★★★

"The repair was done well and quickly. Scheduling over the phone was a little clunky and I got transferred twice, but the tech himself was great and on time."

Brett Haygood · Verified customer

Current Offers

Bring these savings to your next appointment.

10%

10% Off Your First Service Visit

Valid on your first completed service visit with us.

Expires Mar 31, 2027
Always

Written Price Before Any Work Starts

Expires Mar 31, 2027
Included

Written Guarantee on Every Repair

Expires Mar 31, 2027
Free

Free Second Visit if the Repair Fails

Expires Mar 31, 2027

Ready for Furnace Repair in Leesburg?

Call now for a free estimate - or request one below. Licensed, insured, and here with fast after-hours help in Leesburg.

(817) 402-2972

Request a Free Estimate in Leesburg

Tell us about your furnace repair needs - we'll respond within the hour.

When you submit this form, you agree to the terms of our Privacy Policy and agree to be contacted by phone, email, or text about your request, including by the independent contractors we may refer it to.

Prefer to text? Text Now
Areas We Serve
Call Now - 24/7 Dispatch