11 HVAC Repair Contractors in Oakley, CA

3.9 avg rating
636 total reviews1 offer 24/7 service
Need emergency service? 1 HVAC providers in Oakley offer 24/7 availability

Top-Rated HVAC Repair Contractors in Oakley

#1

Fairview Heating & Air Conditioning Inc.

4.8(497 reviews)
Highly Rated

Every review is 5 stars, with 3 of 5 named reviewers mentioning technicians arriving faster than expected during heat-related emergencies. Multiple reviewers…

100 Brownstone Rd, Oakley, CA 94561
Call
#2

Oakley Heating and Air

5.0(101 reviews)
Highly Rated

All three featured reviewers award 5 stars, with each specifically naming technicians who performed the work. Two reviewers highlight same-day or early…

400 Norcross Ln, Oakley, CA 94561
Call
#3

Black Diamond Heating & Air

4.6(10 reviews)

All ten reviewers awarded 5-star ratings, with nine specifically praising the team's diagnostic accuracy and honest recommendations. Three reviewers mention…

2063 Main St #425, Oakley, CA 94561
Call

All HVAC Repair Contractors (11 total)

SANFORD AND SONS MECHANICAL SERVICES,

5.0(7)

All seven reviews award five stars, with Barney receiving four named mentions and Terry appearing twice.…

3900 Main St, Oakley, CA 94561
Call

Prompt HVAC Contractors Oakley

5.0(6)
24/7

All five published reviewers award five stars, with consistent mentions of professional technicians, fair…

218 Meadow Creek Ct, Oakley, CA 94561
Call

Delta Climate Control

5.0(6)

Six reviewers awarded perfect 5-star ratings, with Ryan named as the primary technician across multiple…

3360 Doyle Rd, Oakley, CA 94561
Call

Heating & Cooling

4.4(5)

Two of five posted reviews mention air conditioning repair, with one five-star rating recommending the…

1310 Portsmouth St, Oakley, CA 94561

Bel Air Mechanical, Inc.

4.3(3)

The company maintains a 4.3-star rating from 3 reviews, with one customer specifically mentioning positive…

5299 Neroly Rd, Oakley, CA 94561
Call

Jim's Heating and Air Conditioning

5.0(1)

The single available review awards 5 stars and specifically praises the contractor's cost competitiveness…

3781 Daniel Dr, Oakley, CA 94561
Call

Bay Area Comfort Solutions

0.0
2063 Main St, Oakley, CA 94561
Call

ComfortCrafted HVAC

0.0

This listing currently lacks verified customer reviews. Review volume and sentiment data will be updated once…

Oakley Building 2, 4100 Wilbur Ave, Oakley, CA 94561

HVAC Repair Costs in Oakley

Typical heating and cooling repair costs in Oakley, 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 Oakley, CA: What to Expect

Oakley sits in the East Bay where cooler marine air moderates coastal neighborhoods but inland pockets routinely spike into the 90s and beyond, so homeowners increasingly need service for cooling and ventilation. That shifting climate has pushed demand for hvac-repair Oakley work such as AC retrofits and heat pump conversions. Six local contractors handle most calls; their average rating is about 3.9 and none advertise 24/7 emergency coverage.

Pricing varies significantly by scope—mini-split installations, heat pump replacements, duct sealing and filtration upgrades each carry different material and labor demands—so expect estimates to be job-specific rather than a flat fee. California requires technicians to hold the C-20 HVAC license through the CSLB, a detail that affects bids and who can legally pull permits. Ask for written scopes and permit information up front to compare apples to apples.

Customer highlights from the available summary aren’t detailed, but review patterns in this market commonly emphasize punctuality, clarity about indoor air quality during wildfire season, and follow-through on seasonal tune-ups. Given mixed ratings overall, prioritize firms that provide clear warranties, documented references, and proof of C-20 licensing; insist on written estimates that separate labor, equipment and permit costs.

Frequently Asked Questions

HVAC repairs in Oakley 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.