Heating · Furnace repair · Forney & Kaufman County

Furnace repair in Forney, TX. No heat? We fix the thing that actually failed.

Gas or electric, a furnace that will not light, will not stay lit or will not stop cycling usually comes down to a short list of parts. We diagnose it properly, price it before we start, and carry the common failures on the van.

Weekdays you’re talking to Mario, the owner. After hours your details go straight to him.

Close-up of a Cyclone HVAC technician drilling during a repair on a heating unit
5.0

★★★★★ on Google · 390+ five-star reviews
TX License TACLA84983E

Signs you need a repair

Five signs the furnace needs attention now.

Heating faults are different from cooling faults, because two of them are safety matters rather than comfort ones. Here is how to tell which sort of night you are having.

1

It lights, then shuts down a minute later.

A classic flame sensor or limit switch. The furnace is protecting itself, and it will keep doing it until the cause is found rather than reset.

2

You hear the igniter click but nothing happens.

A cracked hot surface igniter, a failed gas valve or a pressure switch that is not making. All three are testable in minutes.

3

The air from the vents is cool.

The blower is running without the burners, which is either a control fault or a safety that has already tripped and nobody noticed.

4

You can smell gas anywhere in the house.

Leave the house and call the gas company first. Once the line is made safe, call us and we will deal with the furnace.

5

The carbon monoxide alarm has sounded.

Get everyone out, then call the fire department or the gas company. A cracked heat exchanger is not a repair, and we will show you the crack rather than talk you into a system.

What usually fails

The four faults behind most no-heat calls.

A Texas furnace sits idle most of the year and then gets asked for everything inside one cold week. That pattern breaks the same four things over and over.

Most common call

Flame sensor or igniter

  • Symptom: lights and drops out, or clicks with no flame at all
  • Repair: clean or replace, usually on the first visit
  • Replace instead? no. This is a repair at any age

Safety circuit

Pressure switch, limit or roll-out

  • Symptom: no ignition attempt, or repeated lockout
  • Repair: find out why the safety tripped, then fix that
  • Replace instead? no, though a repeated roll-out trip means the heat exchanger gets inspected

Air side

Blower motor or control board

  • Symptom: heat with no air, or a furnace overheating and cutting out
  • Repair: motor, capacitor or board, all stocked on the van
  • Replace instead? worth running the math on an older furnace

The one that ends it

Cracked heat exchanger

  • Symptom: found on inspection, sometimes after a roll-out trip
  • Repair: none. It is a carbon monoxide risk and we do not patch it
  • Replace instead? yes, and you get shown the crack first

The Cyclone Way

Diagnose, quote, repair, prove it.

01

Get on the schedule

Call early and same-day* is often on the table. Phones are answered until 9pm, service calls run until about 7pm, and evening callers get first pick of next-day slots.

02

Safety checks come first

Gas pressure, venting, combustion and the heat exchanger, before anybody starts swapping parts. Every call, every time.

03

Diagnosis you can see

We show you the failed reading, whether that is a flame sensor microamp draw, a dead igniter or a pressure switch that will not close.

04

Price before the repair

The number in writing, with the replacement math alongside it if the furnace is old enough for that to be a fair question.

05

Repair, then a full cycle

Fixed, then run right through a heat cycle with combustion and temperature rise checked before we pack up.

What moves the price

Three ways a furnace repair usually goes.

Most repairs run $150 to $4,500, and the price is agreed before any work starts. A flame sensor and a blower motor sit a long way apart inside that range, which is what the $45 diagnostic visit settles.

The quick one

A sensor, an igniter or a thermostat, and you have heat again.

  • Flame sensor, igniter, thermostat or capacitor
  • Usually finished on the first visit
  • Safety checks included either way

The real repair

The common middle. A component has failed and the furnace is well worth keeping.

  • Blower motor, gas valve, control board, inducer
  • The cause of the failure found, along with the part
  • Repair price and replacement math side by side

When it is not a repair

A cracked heat exchanger, or a major part on a furnace near the end.

  • We show you the fault before anything else is discussed
  • Written replacement options with a price on each
  • Financing available, free second opinions
$0

Surprises after the estimate. The repair price is agreed before anything is touched, safety checks are part of the visit rather than an add-on, and a second opinion on someone else’s heat exchanger verdict costs you nothing at all.

What a furnace repair costs in Forney and Kaufman County

Heating repairs price by the fault, and the five we see most often sit a long way apart. The diagnostic comes first, then a written price for the repair itself, and nothing gets replaced before you have agreed the number.

Diagnostic visit

$45

Per visit. You hear the fault and the repair price before any work starts.

Most repairs

$150 to $4,500

From a capacitor or flame sensor to a compressor or heat exchanger.

New system installed

$8,500 to $20,000

AC, furnace, matched system or heat pump, sized for the house and quoted in writing after a visit.

What moves the number

  • Which of the five common faults it is: flame sensor, igniter, pressure switch, blower motor or control board
  • Whether the part is a stocked item or has to be ordered in for an older unit
  • Access, since a furnace squeezed into an attic takes longer than one in a closet
  • Anything the first fault has damaged on its way out

A second opinion on another company’s furnace verdict costs nothing, and that goes double for a cracked heat exchanger call, which is the most consequential verdict in heating.

How do you apply the $5,000 rule to a furnace?

Age of the furnace multiplied by the repair quote, weighed against $5,000. It is a blunt instrument, and it works better on heating than on cooling because furnace parts are cheap right up until they are not. Where it misleads is on a young furnace with one expensive component, where the arithmetic says replace and common sense says repair. We do the sum with you on the phone and we will tell you when the rule is wrong about your furnace.

“Mario saved us again! We called him out when our heater stopped working. He went above and beyond to get it fixed before the cold weather and snow this weekend.”

Crystal R. · 5-star Google review, Forney listing

After the repair

Getting through the rest of the winter.

Change the filter going into the cold

A restricted filter overheats a furnace and trips the limit, which is the single fault we get called back out for most often.

Book the fall tune-up next year

Burners, flame sensor, igniter and venting checked before the first cold snap. Maintenance plan members save up to $300 a year.

Know the two calls you make yourself

Smell of gas: leave the house and call the gas company first. Carbon monoxide alarm: everyone out, then the fire department. We come after that.

Where we run heat calls

Furnace repair across Forney and Kaufman County.

Heating calls run out of the Wellington Point base, which puts most of Forney and the towns along US-80 and FM 548 within a short drive on the cold mornings when everybody calls at once. East Dallas heating is covered from Switzer Ave and has a page of its own.

ZIP codes we reach first

751267514275160751147515975032

Neighborhoods and roads on the route

  • Forney: Windmill Farms, Devonshire, Travis Ranch, Gateway Parks, Highland Meadows, Fox Hollow, Mustang Creek, Trinity Crossing and Brookside
  • Kaufman County: Heartland, Talty, Crandall, Kaufman, Terrell and Combine, plus McLendon-Chisholm over the Rockwall County line
  • Roads and landmarks on the route: US-80, FM 548, Forney ISD schools, Forney Community Park and the Spellman Amphitheater

Forney home base at 2021 Wellington Point. We come to the house; there is nothing to visit here.

On the job

Real crew, real calls.

Cyclone HVAC technician working on an attic air handler and furnace
Cyclone HVAC technician making a repair under a work light
Cyclone Heating & Air technicians at the service van in Forney

Related work

Where a Forney no-heat call goes next.

What customers say about our heating calls

No-heat calls, in the customers’ own words

“Mario, thank you for a quick and painless service call. You got us up and running with our heat in our older home. Professional, courteous service”

Chris A. · 5-star Google review, Forney listing

“Mario was phenomenal we were afraid we were looking at replacement but he repaired our thermostat which was wired wrong and the heater issues. I have heat praise God.”

Alexis M. · 5-star Google review, Forney listing

“I cannot say enough about how amazing Mario is!!! … came back in Oct to help me with my furnace. GOOD HONEST RELIABLE WORK!!”

Amber H. · 5-star Google review, Forney listing

Furnace repair FAQs

What people ask on a cold night

Call early and same-day* is often possible. Phones are answered until 9pm; service calls run until about 7pm, and evening callers get first pick of next-day slots.

A brief dusty smell on the first start of the season is normal. Anything burning or electrical means shut it down and call. If you smell gas, leave the house and call the gas company first.

We give you the honest math, and a free second opinion if somebody else has already quoted you.

Yes. Gas, electric and heat pump, on all major brands including Carrier, Trane, Lennox, Goodman, Amana, York, Rheem, Ruud, Daikin and American Standard.

Usually a dirty flame sensor or a safety limit tripping, very often because airflow is restricted. It is a cheap fix caught early and an expensive one ignored.

Get a second opinion, and ours is free. It is the most consequential verdict in heating, and you deserve to see the crack with your own eyes before you buy a furnace.

Multiply the age of the furnace in years by the repair quote. Under $5,000 the repair is usually the better buy; over it, the money belongs in a replacement. As an illustration, a 10-year-old furnace with a $180 flame sensor clean comes to $1,800 and is an obvious repair, while a 22-year-old furnace with a $600 control board comes to $13,200 and is not. Those are example figures, not ours.

The diagnostic visit is $45, and most repairs run $150 to $4,500 depending on which part failed, with a flame sensor and an inducer motor a long way apart inside that. The repair price is in writing before the work starts.

The heat exchanger, and on most furnaces it is not really a repair at all. A cracked exchanger is a carbon monoxide risk, replacing it costs a large fraction of a new furnace, and on an older unit that is the point where replacement wins outright. After that, the control board and the inducer motor are the expensive ones.

A dirty flame sensor, by a wide margin. The furnace lights, runs a few seconds, shuts down and tries again. On most calls it is a clean rather than a part, and it is the most common no-heat cause we see in Forney every winter.

A filter change and a thermostat battery, yes. Anything past that involves gas, combustion and high voltage, and the failure mode is carbon monoxide rather than an inconvenience. Texas requires a licensed contractor for the gas side, and ours is TACLA84983E.

Fifteen to twenty for a gas furnace that has been serviced, and Texas furnaces often reach the long end simply because they run so few hours a year. Past fifteen, an expensive repair deserves the replacement numbers beside it before you agree to it.

No heat tonight? Call while we are still answering.

Phones are answered until 9pm and evening callers get first pick of next-day slots. Price before work, free second opinions.

Forney & East Dallas · answered until 9pm

(469) 421-6599

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No pressure and no sales visit. Nothing is done without your OK on a written price.