7 AC Repair Contractors in Sunnyvale, TX

3.5 avg rating
5,401 total reviews3 offer 24/7 service
Need emergency service? 3 HVAC providers in Sunnyvale offer 24/7 availability

Top-Rated AC Repair Contractors in Sunnyvale

#1

Xtreme Air Services - HVAC, Plumbing, & Electrical

4.8(2,729 reviews)
24/7 Highly Rated

Of 15 reviewers mentioning response time, all described same-day arrival during heat waves or holiday weekend emergencies. Three negative reviews cite pricing…

308 U.S. 80 Frontage Rd, Sunnyvale, TX 75182
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#2

Swan Electric, Plumbing, Heating & Air

4.7(2,623 reviews)
24/7

2,555 reviews averaging 4.7 stars reveal strong satisfaction with diagnostic accuracy and response times. Reviewers frequently mention technicians arriving…

309 U.S. 80 Frontage Rd, Sunnyvale, TX 75182
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#3

A-Anderson A/C Electric & Heating Company

5.0(24 reviews)
24/7

Every reviewer awarded 5 stars, with multiple customers emphasizing same-day or after-hours emergency response times. Four reviews specifically name individual…

100 Sunbird Ln, Sunnyvale, TX 75182
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All AC Repair Contractors (7 total)

HM Tech Air Conditioning and Heating

4.8(19)

Twelve of fifteen five-star reviewers name specific technicians (Alan, Allen, or Ashley) and praise same-day…

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Robert's Services

5.0(6)

All 6 reviews award 5 stars, with recurring themes of honesty, transparency, and no upselling. Three…

376 Larkin Rd, Sunnyvale, TX 75182
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Family Heat And Air

0.0
299 E Tripp Rd, Sunnyvale, TX 75182
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Dryer Vent Cleaning Sunnyvale TX

0.0
490 Clay Rd, Sunnyvale, TX 75182
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AC Repair Costs in Sunnyvale

Typical repair costs for Sunnyvale 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 Sunnyvale, TX: What to Expect

Living in Sunnyvale means coping with Dallas-Fort Worth summers that routinely push thermometers past 96 F in July and August, with over a hundred days each year climbing above 90 F. These conditions put relentless strain on residential cooling systems, and the temperature swings across seasons demand that heat pumps and AC units perform reliably year-round. With seven contractors serving the area and an average rating of 3.5 stars drawn from more than 5,300 customer reviews, finding dependable AC Repair in Sunnyvale requires careful selection.

Service pricing in this market reflects the technical demands of Texas climate control. A diagnostic visit typically runs $75-$200, while refrigerant recharge using R-410A commonly costs $150-$700 depending on system size and refrigerant needs. Capacitor replacement, a frequent repair for units struggling through summer heat waves, ranges from $120-$450. All contractors must hold either a Class A or Class B license from the Texas Department of Licensing and Regulation, ensuring they meet state standards for handling cooling systems exceeding 25 tons or heating equipment over 1.5 million BTU per hour.

Review patterns reveal what separates the top performers. A-Anderson A/C Electric & Heating Company maintains a perfect 5.0 rating, with customers consistently highlighting same-day and after-hours emergency response times. Swan Electric earns praise for diagnostic accuracy and technicians arriving earlier than promised. Xtreme Air Services draws frequent mentions of rapid arrival during heat waves and holiday weekend emergencies, though a few reviewers note pricing concerns.

Frequently Asked Questions

AC repair in Sunnyvale 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.