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Find Air conditioning pros in Sun City

Avatar for AIRTIGHT AIR INC
AIRTIGHT AIR INC
4.9(
74
)

Serving Sun City, CA and surrounding areas

Approved

In business since 2013

Free estimates

Warranties offered

"Ryan did a very professional and meticulous job. We are very satisfied with his work, promptness and knowledge. Would definitely recommend airtight air!"
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+57

Response time5 hrs
11 neighbors recently requested a quote
Recommended by98%of homeowners
Avatar for Champion Aire Heating and Air Conditioning
Champion Aire Heating and Air Conditioning
4.6(
192
)

Serving Sun City, CA and surrounding areas

Approved

In business since 2000

Free estimates

Emergency services offered

"Eddie and Lennon are pros. They were the first company to call back after leaving a message I need help. I hired them to check the air conditioning and discovered it had a big leak. After looking and talking, the system including the furnace needed to be replaced. I decided to change the system after negotiating a price and they started to take out the old air conditioner and heater that afternoon and come back the next morning to install the new system. I asked Eddie if he could install a Nest Learning Thermostat I had purchased and he said no problem. They did cleaned up like they were never there. The new system works perfectly and with less noise too. Champion Aire Heating and Air Conditioning was the right choice to hire. Very satisfied customer and would hire them again for maintenance when needed."
Daniel Tai
Mike Gibson
HaPpy Client
Happy Costumer!..
Happy Client

+37

Response time1 day
Response rate94%
5 neighbors recently requested a quote
Avatar for MSP Heating and Air, LLC
MSP Heating and Air, LLC
4.9(
327
)

Serving Sun City, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2016

Free estimates

Emergency services offered

"This is the 4th of July weekend and our air conditioning went out!! We appreciated the quick response and the quality of the work performed by Danny. He was very thorough and quickly resolved the problem. He was very courteous and professional."
duct job all R-8 ducting
4 Ton GOODMAN Furnace
customer Vlastos
duct job all R-8 ducting
furnace install

+67

Response time4 hrs
14 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for AireCare Heating and Air
AireCare Heating and Air
5.0(
39
)

Serving Sun City, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Emergency services offered

"My wife and I were throughly impressed with the professionalism of the company and their installation crew. They were meticulous in their work practices and went out of their way to keep us informed of the status of our air conditioning project from planning to completion. It was truly a pleasure dealing with such an honest and ethical HVAC contractor. Michael Santana, along with his talented team of Enrique and Raul more than exceeded our expectations with their outstanding work and customer service. We solicited quotes from numerous contractors and Aire Care Heating and Air Conditioning hands down provided the best cost and installation proposal. If you are looking to replace your HVAC system, I highly recommend that you contact them."
San Marcos Full System
San Marcos Full System
San Marcos Full System
San Marcos Full System
San Marcos Full System

+8

Response time6 hrs
Response rate91%
32 neighbors recently requested a quote
Avatar for Liberty Plumbing Heating Air Conditioning Inc
Liberty Plumbing Heating Air Conditioning Inc
4.9(
209
)

Serving Sun City, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Saturday morning we were awakened by a drip-drip-drip from the ceiling, which turned out to be a pinhole leak in a cold water line in our attic. The timing could not have been worse, as we were hosting a party that afternoon at 4! Deanna was super responsive, and at 11 committed to have a tech do the work in time for the party. When I hadn't heard by 1:30, I checked in. Her tech had run into problems with the job he was currently working on. She and Justin (and the other client) teamed up to suspend the other job for a few hours to get our leak fixed. Justin arrived at 2:40 and did a thorough and professional job. He had to crawl hands-and-knees through our hot attic, but he had it fixed and tested before our first guests arrived. He even offered the Angie's List discount unprompted! Liberty Plumbing saved our party!"
Response time8 hrs
Response rate98%
20 neighbors recently requested a quote
Avatar for Trabuco Air
Trabuco Air
4.6(
130
)

Serving Sun City, CA and surrounding areas

Approved

In business since 1996

Free estimates

Emergency services offered

"Bill Walker is the tech that diagnosed my faulty condensing unit compressor to be grounded. Sounds like a good thing right? but its not. You never want to hear that. Should you ever do so you want Trabuco Air handling it. I was explained what was wrong and given options that i could comfortably choose from without just breaking the the already shaking bank. Trustworthy and reliable Bill is a cool cat and confident in his skill set. He knows air conditioning extensively and will solve your needs as well. I can finally enjoy the upstairs again thanks to Bill from Trabucco Air."
Response time5 hrs
Recommended by94%of homeowners
Avatar for FIRST CLASS COMFORT HVAC LLC
FIRST CLASS COMFORT HVAC LLC
5.0(
19
)

Serving Sun City, CA and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"Very in detail description of what needed to get done and the why behind it. Awesome job, professional, answered every question on why my central AC was strong on first floor but very weak in second floor. Air handler moved from bottom floor to upstairs attic, higher capacity central AC and all ducts changed. Beautiful work done in 3 days with detailed report of what was done. Fair price for the job done. Before and after."
FCC HVAC
FCC HVAC
FCC HVAC
FCC HVAC
FCC HVAC

+26

Response time5 hrs
Response rate100%
22 neighbors recently requested a quote
Avatar for Trinity Heating and AC
Trinity Heating and AC
5.0(
10
)

Serving Sun City, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Emergency services offered

"Chris analyzed my entire AC and heating system and explained in detail the pros and cons of performing additional maintenance. I greatly appreciated his description of future potential issues and his recommendations on how to mitigate them. Thank you Chris."
After: brand new furnace with industrial grade filtration system. Re-wrapped ductwork with fiberglass free wrapping and acoustic soundproof closet/return cavity.
After: 2 Stage Variable Speed Furnace installed perfectly!
After: Properly sized, energy efficient, and installed to code.
Before: Homeowner had tried multiple times to get the pilot light ignited.
Before: Old furnace not installed to code.

+31

3 neighbors recently requested a quote
Recommended by90%of homeowners
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Showing 1-10 of 548

FAQs for air conditioning projects in Sun City, CA

Most professional HVAC technicians require two to three hours to complete an expansion valve replacement. The timeframe depends on your unit's accessibility and whether additional repairs are needed. The process involves recovering refrigerant, removing the old valve, installing the new component, and recharging the system. Scheduling during less busy seasons may result in more convenient appointment times.

Operating your air conditioner with a malfunctioning expansion valve isn't advisable. Continuing to run the system could potentially damage other components, particularly your compressor, which is significantly more expensive to replace. If you notice performance issues like inconsistent cooling or unusual noises, it's best to have your system inspected before continuing regular use.

Expansion valves don't have a standard replacement schedule, as their longevity depends on system usage, maintenance frequency, and environmental factors. Regular professional maintenance helps identify potential valve issues before they cause system failure. Having your HVAC system serviced annually allows technicians to monitor component condition and recommend preventative replacements when necessary.

Refrigerant leaks require prompt professional attention. If your expansion valve is leaking, you'll likely notice reduced cooling performance and possibly hear hissing sounds near the unit. Addressing leaks quickly prevents further system inefficiency and avoids the environmental impact of released refrigerant. Your HVAC technician will need to repair the leak and recharge the system with the proper refrigerant type and amount.

Because many AC issues present similar symptoms, professional diagnosis is recommended. Problems like inadequate cooling, inconsistent temperatures, or strange noises could indicate expansion valve issues, but might also stem from refrigerant leaks, electrical problems, or airflow restrictions. A qualified HVAC technician has the tools and expertise to accurately identify the root cause and recommend appropriate repairs.

The Sun City, CA homeowners’ guide to air conditioning services

From average costs to expert advice, get all the answers you need to get your job done.