12 HVAC Repair Contractors in Libertyville, IL

4.1 avg rating
2,863 total reviews2 offer 24/7 service
Need emergency service? 4 HVAC providers in Libertyville offer 24/7 availability

Top-Rated HVAC Repair Contractors in Libertyville

#1

TopTec Heating, Cooling, Plumbing & Electrical

4.8(2,088 reviews)
24/7 Highly Rated

2088 reviews yield a 4.8-star average rating, with every detailed testimonial mentioning at least one named technician. Customers repeatedly cite same-day…

510 North Ave, Libertyville, IL 60048
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#2

Air Solutions

4.9(208 reviews)
Highly Rated

Every one of the eight displayed reviews awards five stars, reflecting unanimous satisfaction across the customer base. Reviewers consistently praise…

523 3rd St, Libertyville, IL 60048
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#3

AA Service Co. Heating, Cooling & Plumbing

4.7(253 reviews)

Of four sample reviews, three award perfect 5-star ratings, with customers specifically praising thorough diagnostic work, detailed invoicing, and technician…

624 Second St, Libertyville, IL 60048
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All HVAC Repair Contractors (12 total)

Legacy Heating & Cooling

5.0(171)
24/7 Highly Rated

Every reviewer awarded 5 stars, with 8 of 11 sampled reviews specifically calling out technicians by name.…

1930 Innovation Wy, Libertyville, IL 60048
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Thornton Heating Service, Inc.

4.9(88)

One negative review cites pricing transparency as a concern, while six positive reviews mention specific…

19083 W Casey Rd, Libertyville, IL 60048
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Heating & Cooling Co.

4.6(21)

Twenty-one reviews produce a 4.6-star average rating with six five-star ratings mentioning specific…

1135 S Milwaukee Ave, Libertyville, IL 60048
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Leaf Commercial Heating & Cooling

4.5(17)

All six featured reviewers award 5-star ratings, with three mentioning specific technician names: Craig,…

1585 N Milwaukee Ave, Libertyville, IL 60048
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Vernon Hills Heating and Cooling

5.0(8)

Three of eight clients specifically describe receiving same-day or next-day emergency response during heating…

531 North Ave, Libertyville, IL 60048
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Krueger Service and Repair

5.0(4)

Four independent reviews collectively award perfect ratings, with clients highlighting honest communication,…

153 W Austin Ave, Libertyville, IL 60048
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Thermal Mechanical Inc.

3.0(2)

One of two client reviews reflects a negative experience citing interpersonal communication during a roadside…

19091 W Casey Rd, Libertyville, IL 60048
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RAC Refrigeration Systems

2.3(3)

With only three reviews on record, reviewer sentiment proves difficult to aggregate quantifiedly.…

19091 W Casey Rd, Libertyville, IL 60048
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Harmonic Heating & Air Conditioning Repair & Replacement Libertyville

0.0
547 North Ave, Libertyville, IL 60048
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HVAC Repair Costs in Libertyville

Typical heating and cooling repair costs in Libertyville, by component.

ServiceLowAverageHigh
Diagnostic / service call
$83$132$220
Thermostat replacement
$165$303$550
Blower motor replacement
$440$715$1,210
Heat exchanger replacement
$1,650$2,420$3,850
Ignitor replacement (gas furnace)
$165$275$440
Control board replacement
$330$605$990
Full system repair (major)
Multi-component failure
$550$1,320$3,300

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

HVAC Repair in Libertyville, IL: What to Expect

Libertyville sits within the greater Chicago metro, where winter temperatures plunge to about 18 F with lake-effect windchill making heating systems work overtime. Summer highs typically reach only 84 F with moderate humidity, meaning furnace reliability matters far more than cooling capacity in this climate. This dynamic drives persistent demand for HVAC repair in Libertyville, where twelve contractors compete for business and hold a collective average rating of 4.1 stars across nearly twenty-nine hundred customer reviews.

Service pricing in the area follows identifiable ranges. A diagnostic or service call typically costs $83-$220, while thermostat replacement runs $165-$550. For more involved repairs such as blower motor replacement, costs jump to $440-$1210 depending on system specifications and parts. Illinois does not mandate statewide HVAC licensure, so technicians operate under local licensing that varies by municipality, and homeowners should verify credentials with their specific town's building department before hiring.

Review patterns reveal what separates standout contractors. Multiple reviewers specifically praise same-day response duringsystem failures, and customers consistently value technicians who communicate clearly throughout the repair process. Thorough diagnostics and detailed invoicing also earn repeated mention in five-star reviews, indicating that transparency and explanation matter as much as technical skill to local homeowners.

Frequently Asked Questions

HVAC repairs in Libertyville range from $83-$3,850 depending on the component. Thermostat replacement runs $150-$500, blower motor $400-$1,100, ignitor $150-$400, and heat exchanger replacement $1,500-$3,500. Diagnostic fees of $75-$200 are typically credited toward the repair if you proceed.