8 HVAC Repair Contractors in Danville, CA

3.9 avg rating
47 total reviews2 offer 24/7 service
Need emergency service? 4 HVAC providers in Danville offer 24/7 availability

Top-Rated HVAC Repair Contractors in Danville

#1

Fuse service

5.0(31 reviews)
24/7

All 31 reviews award 5 stars, with customers specifically naming technicians Daniel and praising rapid emergency response times. Multiple reviewers mention…

15 Railroad Ave, Danville, CA 94526
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#2

Air Design Heating And Cooling

5.0(7 reviews)

All seven reviewers gave five-star ratings, with five explicitly mentioning technician Don by name and three noting same-day or next-morning appointment…

696 San Ramon Valley Blvd, Danville, CA 94526
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#3

AC Repair Danville

5.0(2 reviews)
24/7

Both verified reviews award 5 stars, with technicians named in each instance citing Patrick as the service provider. One review explicitly notes fair pricing…

363 Diablo Rd, Danville, CA 94526
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All HVAC Repair Contractors (8 total)

Vortex Air Balance Company

5.0(2)

Both reviews award 5 stars, with one reviewer specifically praising the team's willingness to go above and…

4115 Blackhawk Plaza Cir Ste 100, Danville, CA 94506
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M-23 Mechanical Systems

5.0(1)

The sole 5-star review highlights M-23 Mechanical Systems as reliable and efficient for commercial HVAC…

3470 Fostoria Way Suite D, Danville, CA 94526
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Simple Air

3.0(2)

One reviewer awarded 1 star describing a refrigerant leak repair that required multiple visits, with the same…

375 Diablo Rd #103, Danville, CA 94526
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Eco HVAC & Airduct cleaning Danville

3.0(2)

Two customer reviews are currently available, with a 1-star rating from Richard Fischer citing repeated…

375 Diablo Rd #103, Danville, CA 94526
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RapidFlow HVAC

0.0

This listing currently has no customer reviews. As a new entrant to the Danville HVAC market, RapidFlow HVAC…

28 Diablo Creek Pl, Danville, CA 94506
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HVAC Repair Costs in Danville

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

ServiceLowAverageHigh
Diagnostic / service call
$74$118$196
Thermostat replacement
$147$270$490
Blower motor replacement
$392$637$1,078
Heat exchanger replacement
$1,470$2,156$3,430
Ignitor replacement (gas furnace)
$147$245$392
Control board replacement
$294$539$882
Full system repair (major)
Multi-component failure
$490$1,176$2,940

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

HVAC Repair in Danville, CA: What to Expect

Danville sits in Contra Costa County along the inland edge of the East Bay, where summer temperatures regularly climb into the upper 90s during heat events. The climate has shifted from the mild marine-influenced conditions closer to the bay, making reliable cooling essential rather than optional. Eight contractors serve the area with an average rating of 3.9 stars across 47 reviews. Homeowners searching for HVAC Repair in Danville now face a market focused on heat pump retrofits, mini-split installations for older homes lacking ductwork, and duct sealing for the area's mid-century housing stock.

Service costs in the area reflect California's regulatory standards and parts pricing. A diagnostic or service call runs $74 to $196, while thermostat replacement ranges from $147 to $490. Blower motor replacement, a more extensive repair, costs between $392 and $1,078. All legitimate contractors must hold a C-20 Warm-Air Heating, Ventilating, and Air-Conditioning Contractor license from the California Contractors State License Board, which ensures they have met competency requirements for handling refrigerants and installing warm-air heating systems. These cost ranges account for both the components and the specialized labor needed to keep modern systems running efficiently.

Customer reviews consistently highlight specific technicians who deliver exceptional service. Daniel with Fuse service earns consistent praise for rapid emergency response times, with multiple reviewers noting same-day availability and transparent pricing. Don at Air Design Heating And Cooling appears frequently in five-star reviews, with clients specifically mentioning same-day or next-morning appointment availability. Vortex Air Balance Company receives recognition for going above and beyond, including sourcing difficult-to-find parts and completing work the same day despite unexpected complications.

Frequently Asked Questions

HVAC repairs in Danville range from $74-$3,430 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.