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Furnace Repair · Near Me

Furnace Repair in Duncanville

Get fast, fair pricing from licensed local pros. Typical Duncanville cost: $75 – $225 installed.

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Flame sensor
$75 – $225
Igniter
$125 – $400
Blower motor
$375 – $1.4k
Control board
$275 – $750
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Duncanville pricing

Furnace repair cost by part.

Typical Duncanville repair pricing including parts and labor. A diagnostic fee usually applies and is often credited toward the work.

Furnace repair in Duncanville, Texas, typically costs between $75 and $3,200+ depending on the component. With a median home age of 49 years, many homes use older systems that may need more frequent repairs. Local labor rates and the requirement for a TDLR-licensed contractor to pull a mechanical permit add to the cost. Most Duncanville homes rely on heat pumps for mixed heating, and the hot-humid climate means cooling demand is high. For furnace repairs, common issues include flame sensors, igniters, and blower motors. A diagnostic fee of $70–$175 is standard.

  • Diagnostic / service call
    Often credited toward the repair
    $70 – $175
  • Flame sensor or thermocouple
    Common no-heat cause on gas units
    $75 – $225
  • Hot-surface igniter
    Furnace clicks but won’t light
    $125 – $400
  • Blower motor
    No airflow / weak airflow
    $375 – $1,350
  • Heat exchanger
    Cracked exchanger often means replace
    $1,350 – $3,200+

* A cracked heat exchanger is a safety issue — on an older furnace, replacement is usually the call.

Pricing reviewed · Local data from U.S. Census ACS

HVAC systems in Duncanville

U.S. Census ACS
Households
16,115
Homeowners
8,836
60% own
Median home value
$215,100
Median income
$66,601
Median home built
1977
Housing units
14,632

With a median home built in 1977, many Duncanville AC and furnace systems are at or past their 12–15 year lifespan — a common reason replacements spike here.

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Local guide · Duncanville

What’s different about Duncanville.

Generic cost pages skip the things that actually decide your price and which system fits here — local code, climate, and the money you can claim back.

Recommended unit for Duncanville

High-SEER2 heat pump

Given Texas’s hot-humid climate and mixed heating, high-seer2 heat pump is the sensible default for most Duncanville homes. With a long, hard cooling season here, stepping up the SEER2 tier pays back through lower summer bills. A pro can confirm the right size and system for your home with a load calculation.

Sources: SEER2 Southeast region standards (Texas) · Texas heat pump rebates by utility 2026 · Texas HVAC permit requirements

What Duncanville code requires

Installing or replacing an HVAC system in Duncanville follows Texas rules under the state mechanical code. Here’s what applies statewide:

  • Permit

    Mechanical permit pulled by your licensed HVAC contractor; covers equipment, refrigerant, and the electrical disconnect.

    Required
  • SEER2 minimum

    Federal Southeast-region minimum for new split-system AC. Higher tiers cut bills and unlock rebates.

    14.3 SEER2 (Southeast, <45k BTU)
  • Load calculation

    Sizing by load calc — not rule of thumb — prevents an oversized unit that short-cycles and never dehumidifies.

    Recommended
  • Refrigerant
    R-454B / R-32 (R-410A phased down 2025+)
  • Good to know

    HVAC work must be done by a TDLR-licensed Air Conditioning & Refrigeration contractor, and the licensed contractor (not the homeowner) pulls the required mechanical permit.

    —

Sources: SEER2 Southeast region standards (Texas) · Texas heat pump rebates by utility 2026 · Texas HVAC permit requirements

Talk to a local pro

Not sure which rules and rebates apply to your home?

A licensed Duncanville pro will walk you through code, the right unit, and what you can claim back — in one quick call.

Call now: (855) 321-3116

No obligation — talk through your options.

Money back in Duncanville

Texas heating is mostly mixed, which shapes the money back:

The federal 25C tax credit (30%, up to $2,000 for a qualifying heat pump and up to $600 for a high-efficiency central AC) applies in every state, including Texas.

How it works

Comfort back in three steps.

  1. 1

    Tell us what’s wrong

    Use the cost tool or call — takes 30 seconds. No cool air, no heat, or time for a new system.

  2. 2

    Get matched with a local pro

    We connect you with a licensed, insured HVAC technician near you — often the same day.

  3. 3

    Repair or replace, fast

    Your pro confirms the price on-site and gets your comfort back. Most jobs done in a few hours.

Local insight · Duncanville

Furnace Repair in Duncanville, explained.

What moves the price

What affects furnace repair costs in Duncanville?

Repair costs vary by the part needing replacement: flame sensor ($75–$225), igniter ($125–$400), blower motor ($375–$1,350), control board ($275–$750), or heat exchanger ($1,350–$3,200+). Older homes (median built 1977) may have harder-to-find parts or require more labor. The required mechanical permit and TDLR-licensed contractor also add to the price. In a hot-humid climate, a heat pump is often recommended, and repairs for heat pumps may differ from gas furnaces.

Common furnace repairs in Duncanville

1

Flame sensor failure

A dirty or faulty flame sensor is a frequent issue, causing the furnace to shut off after a few seconds. Repair cost: $75–$225.

2

Igniter problems

A cracked or worn igniter prevents the furnace from lighting. Replacement runs $125–$400.

3

Blower motor malfunction

The blower motor may fail due to age or overheating, leading to poor airflow. Repair cost: $375–$1,350.

FAQ

Furnace Repair FAQs — Duncanville

Yes, Texas requires a mechanical permit for most furnace repairs. The permit must be pulled by a TDLR-licensed Air Conditioning & Refrigeration contractor, not the homeowner.

Furnace Repair near Duncanville

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