7 HVAC Repair Contractors in Germantown, WI

4.4 avg rating
1,317 total reviews3 offer 24/7 service
Need emergency service? 3 HVAC providers in Germantown offer 24/7 availability

Top-Rated HVAC Repair Contractors in Germantown

#1

Austin Plumbing, Heating, Air & Electric

4.9(1,198 reviews)
Highly Rated

Every reviewer awarded 5 stars, with customers consistently praising technician knowledge, thorough explanations, and respectful home care including protective…

W197N10225 Appleton Ave, Germantown, WI 53022
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#2

Third Coast HVAC, AC & Furnace Repair

5.0(62 reviews)
24/7

All 62 reviews award 5 stars, with multiple reviewers specifically praising same-day emergency response, transparent pricing, and the technicians' clear…

N115W18620 Edison Dr, Germantown, WI 53022
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#3

J. Werner Heating, Inc.

4.6(23 reviews)
24/7

Twenty-two reviews yield a 4.6-star average, with every sampled reviewer awarding 5 stars. Customers repeatedly mention saving thousands by choosing repairs…

W188N11261 Maple Rd, Germantown, WI 53022
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All HVAC Repair Contractors (7 total)

Third Coast Mechanical

5.0(16)
24/7

16 reviews form a perfect 5-star pattern, with multiple clients specifically citing the technicians Sam and…

N115W18620 Edison Dr, Germantown, WI 53022
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CGS HVAC

3.5(15)

Three of four detailed reviews award 5 stars, with customers citing technician Clark's same-day emergency…

W188N11927 Maple Rd #15, Germantown, WI 53022
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Tri-Tech Heating & Air Conditioning

5.0(1)

The single five-star review specifically praises same-day weekend emergency response, with the reviewer…

W171N10316 Wildrose Ln, Germantown, WI 53022
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Professional System Analysis

3.0(2)

Two reviews present opposing perspectives: a 5-star client praises on-time project completion and dedicated…

N113W18839 Carnegie Dr, Germantown, WI 53022
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HVAC Repair Costs in Germantown

Typical heating and cooling repair costs in Germantown, 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 Germantown, WI: What to Expect

Germantown sits within Milwaukee's Great Lakes continental climate, where winters drop to average lows around 14 F and heating becomes essential from November through March. Short, moderate summers peak near 83 F, creating a cooling season of roughly 8 to 10 weeks. This pattern makes reliable HVAC Repair in Germantown a practical necessity for homeowners rather than a luxury. Seven contractors serve the area with an average rating of 4.4 across more than 1,300 reviews, and three of them maintain 24/7 availability for emergency calls.

Service costs in Germantown reflect the specific repair needed. A diagnostic or service call typically runs $83-$220, while a thermostat replacement ranges from $165-$550. Blower motor replacement, a more extensive repair, costs $440-$1210. Wisconsin does not require a statewide HVAC license, so local licensing standards apply and vary by municipality, meaning homeowners should verify credentials with their local building department before work begins.

Customer feedback reveals distinct strengths among top-rated contractors. Austin Plumbing, Heating, Air & Electric earns consistent praise for technician knowledge, thorough explanations, and respectful home care including protective shoe covers. Third Coast HVAC, AC & Furnace Repair receives acclaim for same-day emergency response and transparent pricing with clear communication about repair options. J. Werner Heating, Inc. customers repeatedly mention saving thousands by choosing repairs over replacements that other contractors had recommended.

Frequently Asked Questions

HVAC repairs in Germantown 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.