5 AC Repair Contractors in Denison, TX

4.5 avg rating
137 total reviews3 offer 24/7 service
AC Repair(5)HVAC Service(5)

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Top-Rated AC Repair Contractors in Denison

#1

Cool Co Heating & Air Conditioning LLC

5.0(38 reviews)
24/7

Every reviewer awarded a perfect 5 stars, with multiple clients naming specific team members, Josh, Jared, Shane, and Cindy, as the reason for their…

9530 FM1417, Denison, TX 75020
#2

Flinn's Heating and Air Conditioning

4.9(25 reviews)
24/7

Every one of eight detailed customer reviews awards a full five stars, with six explicitly naming Shawn or noting the team's responsiveness and fair pricing.…

87 Glenda Ln, Denison, TX 75021
#3

Air-N Tx Hvac LLC

5.0(23 reviews)
24/7

All 23 client reviews award 5 stars, with recurring themes immediate same-day response times, honest diagnostic assessments that sometimes recommending repairs…

172 Coushatta Dr, Denison, TX 75020

All AC Repair Contractors (5 total)

All Seasons HVAC Services

4.4(36)

Among 36 reviews, the company earns praise for thorough diagnostics and long-term installation work, with…

191 Esquire Dr, Denison, TX 75021

RGB HVAC Services LLC.

3.0(15)

Seven of eight detailed reviews assign one-star ratings, with negative feedback centered on staff conduct and…

4912 FM 84, Denison, TX 75020

AC Repair Costs in Denison

Typical repair costs for Denison homeowners, by problem type.

ServiceLowAverageHigh
Diagnostic / service call
Usually credited toward repair
$75$120$200
Refrigerant recharge (R-410A)
$150$350$700
Capacitor replacement
$120$250$450
Fan motor replacement
$250$450$700
Compressor replacement
$800$1,800$2,800
Evaporator coil repair
$400$900$1,500
Labor (hourly rate)
Per hour during business hours
$75$110$150

Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Repair in Denison, TX: What to Expect

Denison's summers push systems hard — July and August highs average 96°F and the area endures more than 100 days above 90°F, so regular maintenance and swift fixes are essential. That demand supports five local firms averaging a 4.5 rating from 137 reviews, and three of those companies advertise 24/7 response. For residents searching online, ac-repair Denison is a frequent, urgent query during heat waves.

Exact line-item pricing from providers wasn’t available in the supplied data, but common high-cost repairs in North Texas include compressor replacement, refrigerant recharge, and evaporator or condenser coil work, with labor and permits adding to totals. Texas requires HVAC contractors to hold either a Class A or Class B license through the TDLR—confirm that credential and proof of insurance before signing any estimate or service agreement to avoid liability or code issues.

Customer highlight details were not provided, so review patterns are the next best guide: homeowners emphasize prompt arrival, clear explanations, and honest diagnostics more than flashy marketing. Given multiple companies offer overnight service, prioritize technicians who document findings, provide written estimates, and offer short-term warranties on parts and labor. Those practical markers separate reliable repair visits from follow-ups that can become costly.

Frequently Asked Questions

AC repair in Denison typically costs $75-$2,800 depending on the problem. Diagnostic calls run around $75-$200, refrigerant recharges $150-$700, capacitor replacement $120-$450, and compressor replacement $800-$2,800. Most contractors apply the diagnostic fee toward the final repair cost if you proceed.