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- AC repair
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- Heat pumps
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AfterHow Much Does Furnace Replacement Cost in Garland?
Furnace replacement in Garland typically runs between $3,500 and $7,500 installed for a mid-range residential system, and most homes land in the $4,200 to $6,000 range once you factor in a standard-size unit and the ductwork hookup. Those are estimated ranges for the Garland market as of 2026, not a fixed quote. The written estimate we provide after looking at your home and your existing equipment sets the final price.
Call (866) 970-7959 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Furnace Replacement Cost Breakdown (2026)
Here’s how a typical furnace replacement breaks down by line item. Treat each range as an estimate for the Garland area; a bigger house, a longer duct run, or a change in fuel type moves the number.
| Line Item | Typical Estimated Range | What It Covers |
|---|---|---|
| Base furnace unit (mid-range gas) | $1,800 – $3,400 | The equipment itself, sized to your home’s square footage and existing ductwork |
| Installation labor | $900 – $1,800 | Removal of the old unit, setting the new one, gas and electrical connections, startup |
| Ductwork modification or repair | $300 – $1,200 | Adjusting plenum fit, sealing leaks, resizing a transition to match the new cabinet |
| Thermostat or controls | $150 – $450 | New programmable or smart thermostat, wiring check, test of the temperature controls |
| Permit and inspection | $100 – $350 | Municipal permit and the required final inspection on gas-fired equipment |
| Complete installed total | $3,500 – $7,500 | Everything above, combined, for a standard residential replacement |
This is a real project, and it’s worth talking through the phases. First a technician looks at the existing furnace to confirm it’s actually replacement-worthy rather than a repair that will last you several more years. Then comes the load calculation: the new unit has to match your home’s actual heating load, not just the old furnace’s sticker. Then you pick the equipment with the technician’s input. Finally the old unit comes out, the new one goes in, and the installer checks gas pressure, airflow, and thermostat calibration before packing up.
What pushes cost up: a high-efficiency unit that costs more up front but runs quieter and uses less gas over time, a hard size transition between the old and new cabinet, extra ductwork, or a furnace location that makes removal awkward. What pushes cost down: a straightforward swap of the same fuel type and similar footprint, existing ductwork that’s already well-sealed, and equipment that doesn’t require extra controls. Our brand-agnostic diagnosis means we’re not steering you toward one manufacturer for any reason other than your home’s needs.
What Affects Furnace Replacement Pricing in Garland
Garland homes span nearly every decade of construction from the 1950s forward, and the age of your house tells you a lot about what the replacement will involve. Here are the factors that move the price most in this market.
- Furnace age and condition. A furnace over 15 years old or one that’s had the heat exchanger fail is a replacement candidate. Newer equipment with a single failed part is usually repair territory, and our furnace repair work starts in the $150 – $700 range for comparison.
- Fuel type and efficiency level. Standard-efficiency gas units cost less installed than high-efficiency condensing models. Moving from electric to gas or vice versa means new connections and a different venting arrangement, which adds cost.
- Garland attic and closet installs. Many Garland homes keep the furnace in an attic or a hall closet, and that location determines how much labor goes into removal and setting the new unit. Tight attic access makes a job longer; a closet with a clear doorway makes it shorter.
- Ductwork condition. Original ductwork in a 1960s Garland home is often ready for sealing or partial replacement at the same time. That adds $300 – $1,200 depending on how much needs work.
- Equipment brand and model. We’re fluent across Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard. Each brand has its own price tier and its own model lines, and part of the conversation is matching the tier to how long you plan to stay in the home.
- Municipal permits. Permitted equipment replacement requires a permit and a final inspection. Most cities in North Texas require a permit for furnace replacement, so ask your city’s building department or let us handle the paperwork.
How to Save on Furnace Replacement
There’s no single trick that makes a new furnace cheap. A few practical moves do help, though.
- Get the right size. An oversized furnace costs more up front and cycles short, wearing itself out early. A properly calculated load can actually land you a smaller unit at a lower price.
- Repair first when repair is sensible. Our furnace repair range of $150 – $700 tells you where a fix falls relative to replacement. If the repair gets you several more years, that’s real money saved compared to a full replacement.
- Address ductwork at the same time. If the ducts need sealing anyway, dealing with it during the same visit usually costs less than coming back later.
- Keep the existing thermostat if it’s working. A thermostat that already runs the heating cycle reliably is money in your pocket at the time of replacement.
- Ask for the estimate in writing. A written estimate with line items tells you exactly what’s included and what isn’t. Free estimates from Sunstone make that easy: call (866) 970-7959.
While you’re at it, tune-ups in the $80 – $200 range keep a furnace running longer and often catch a failing part before it forces the replacement conversation. And if your cooling equipment is due for a look, Sunstone AC Repair covers the other half of your system too, so you’re not chasing down a second contractor.
Is Furnace Repair or Replacement the Better Bet?
Furnace repair runs $150 – $700 and is usually the better call when the heat exchanger is sound, the unit is under 12 to 15 years old, and the failed part is a control board, igniter, blower component, or pressure switch. Replacement is the better call when the heat exchanger has cracked, the unit is over 15 years old and needs major parts, or you’ve paid for the same repair more than once in a season.
The heat exchanger is the deciding factor in most cases. A cracked heat exchanger means combustion gases can enter the air your home breathes, and that’s a safety issue no repair resolves safely. Our technicians check for that first, and they’ll tell you plainly when replacement is the answer. That’s the “repair today, replace only when it makes sense” conversation, and it’s what brand-agnostic diagnosis means in practice.
If you’re unsure where your furnace falls, call (866) 970-7959 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Can You Replace a Furnace the Same Day in Garland?
Same-day replacement happens when the job is a straightforward swap and the right equipment is on hand. Many residential replacements finish in one day, and same-day service is a real possibility for simple installs. When it’s a larger job or needs a permit inspection scheduled by the city, the work itself still happens in a single visit but the inspection is booked separately.
We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday. If your furnace fails on a Saturday, call and we’ll book you for Sunday. Call (866) 970-7959 for a free estimate.
FAQs – Furnace Replacement Cost
How much does it cost to replace a furnace in Garland?
Furnace replacement in Garland typically costs between $3,500 and $7,500 installed, with most homes landing around $4,200 to $6,000 for a mid-range unit. The range accounts for equipment, labor, ductwork adjustments, a thermostat, and the permit. A representative from Sunstone will come out, size the system, and put the exact price in writing. Call (866) 970-7959 for a free estimate.
Is it cheaper to repair or replace my furnace?
Repair is cheaper at the point of failure: furnace repair runs $150 – $700, compared with $3,500 – $7,500 for a full replacement. But once a furnace is over 15 years old and needs more than one repair in a season, or the heat exchanger has cracked, replacement usually wins over a few more years of stopgap fixes. We diagnose the problem, not the upsell. Call (866) 970-7959 and we’ll give you a straight answer on both options.
Why is a furnace replacement so expensive?
Furnace replacement costs what it does because of the equipment itself, the labor to safely disconnect gas and electrical, the load calculation and proper sizing, ductwork adjustments, and the permit and inspection. A furnace is a gas-fired appliance that needs to run safely for years. The $3,500 – $7,500 range reflects all of that. We’ll itemize it all on a written estimate: call (866) 970-7959.
How long does a furnace replacement take in Garland?
Most residential furnace replacements take one working day, with the typical job finishing in six to eight hours. Attic or tight-closet locations can run longer, and anything requiring significant ductwork runs into a second visit. Call (866) 970-7959 for a free estimate and we’ll give you a realistic timeline for your home.
Do I need a permit to replace my furnace in Garland?
Yes. Most cities in North Texas require a permit for furnace replacement, and the permit comes with a final inspection on the gas-fired equipment. The permit and inspection typically add $100 – $350 and are part of the price we quote. Ask your city’s building department or let us handle the permit as part of the installation. Call (866) 970-7959 to get started.
What Happens When You Call Sunstone for Furnace Replacement in Garland
One call covers your whole system. We work on your brand whether it’s Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, or American Standard, and our technicians arrive already familiar with the equipment you have. That’s built for your equipment rather than a gamble on generic familiarity. Since 2018, we’ve provided AC repair, AC installation, and furnace repair across Garland, and we’ll handle the furnace replacement side of that same lifecycle so you don’t have to introduce a second contractor to your home.
If you live in the Garland area and your furnace is due, call (866) 970-7959 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday. We’re closed on Saturday.
While your furnace is being looked at, keep the rest of your system in mind: an AC tune-up in the $80 – $200 range and AC repair between $150 – $650 keep the cooling side healthy so you’re not juggling two systems in the same season. AC installation, when it’s due, runs $3,500 – $7,500 depending on the equipment and the home. That’s one call, one company, no handoffs.
Written by the team at Sunstone AC Repair, serving Garland since 2018.
Pricing reflects the Garland market as of 2026. Sunstone AC Repair offers free estimates – call (866) 970-7959.
What Our Customers Say
"Fixed the immediate issue and was honest that the unit is old enough that I should be saving for a replacement. Slightly more expensive than I hoped but he was upfront before starting."
- Andre Ingram"Two other companies told me I needed a whole new system. He put gauges on it, found a leak at a fitting on the line set, repaired it and recharged. That was 14 months ago and it's still holding."
- Bryce Padgett"Thermostat had been miswired by whoever installed it, which is why the heat strips were running with the AC. He found it in a few minutes and probably saved me a fortune on the next few electric bills."
- Nathan Norris