11 HVAC Repair Contractors in Duncanville, TX
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Top-Rated HVAC Repair Contractors in Duncanville
Aces AC and Heat, LLC
“Eight reviewers collectively awarded perfect 5-star ratings, with three explicitly mentioning same-day service arrival during urgent situations. Multiple…”
Mechanical Comfort Systems, Inc.
“Four of four five-star reviewers mention same-day or urgent same-hour arrival; three name specific technicians (Daniel, Carter, Johnathan R., Paul). Both…”
All HVAC Repair Contractors (11 total)
Air-Kool Heating & Air, LLC
“Five of six detailed reviews award 5-star ratings and specifically mention by name the technicians who…”
TemperaturePro Mesquite-Duncanville
“All six detailed reviews award five stars, with three specifically mentioning technician Daniel and praising…”
Morrison Heating and Air Conditioning
“Across 42 customer reviews, Morrison Heating and Air maintains a 4.4-star average with zero ratings below…”
Professional HVAC Repair Duncanville
“All ten reviews award perfect 5 stars, with zero negative feedback recorded. Six reviewers specifically…”
Duncanville AC Repair Pros
“Three of four detailed reviews award five stars, praising diagnostic clarity and fair pricing. Positive…”
Get Some AC Heating LLC
“Among ten published reviews, four five-star ratings praise professional installation and fair pricing, while…”
Duncan's AC & Heating Repairs
“Seven verified clients awarded perfect 5-star ratings, with two reviewers specifically naming technician…”
HVAC Repair Costs in Duncanville
Typical heating and cooling repair costs in Duncanville, by component.
| Service | Low | Average | High |
|---|---|---|---|
Diagnostic / service call | $75 | $120 | $200 |
Thermostat replacement | $150 | $275 | $500 |
Blower motor replacement | $400 | $650 | $1,100 |
Heat exchanger replacement | $1,500 | $2,200 | $3,500 |
Ignitor replacement (gas furnace) | $150 | $250 | $400 |
Control board replacement | $300 | $550 | $900 |
Full system repair (major) Multi-component failure | $500 | $1,200 | $3,000 |
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Repair in Duncanville, TX: What to Expect
Duncanville sits on the edge of the Dallas metro and endures hot summers — July and August average highs near 96°F, with more than 100 days above 90°F each year — that push cooling systems hard and create year-round demand for timely service. That demand sustains 11 local contractors averaging a 4.7 rating across 571 reviews; four of those firms advertise 24/7 response, which is essential during peak heat spells for hvac-repair Duncanville.
Exact cost line items from local topCostItems are not available here, so expect repair prices to vary by system age, part rarity, and emergency service fees. Many homeowners report mid-range hourly and parts costs, with diagnostics often billed separately. Texas requires HVAC contractors to hold a TDLR Class A or Class B license — confirm the contractor’s credential (Class A for unlimited scope, Class B for smaller systems) before authorizing work to avoid liability and warranty issues.
Customer highlights aren’t listed in the provided data, so review patterns across the 571 reviews: prompt emergency response is frequently praised, while repeat visits for older systems are common. Focus on technicians who provide clear diagnostics, written estimates, and parts warranties. Prioritize contractors that document work and carry the appropriate TDLR license for the system size you have.