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Find Air conditioning pros in Hilmar

Avatar for Calor Air HVAC
Calor Air HVAC
5.0(
21
)
Central A/C - Service or RepairCentral A/C - InstallCentral A/C - Install - For Business+9 more

Serving Hilmar, CA and surrounding areas

Approved

In business since 2020

Free estimates

Emergency services offered

"Costa takes pride in his work and did an excellent job of installing my microwave. He is very good at recognizing an issue and being able to improvise. I would strong recommend Costa for any handyman job around a home. I will definitely hire Costa again."
AC PM Service
HVAC PM Service
HVAC PM Service
AC Gauges
Before and after

+15

Response time7 hrs
6 neighbors recently requested a quote
Recommended by73%of homeowners
Avatar for United Heating and Air
United Heating and Air
5.0(
4
)
Central Air Cleaner - Repair or ServiceCentral Humidifier - Repair or ServiceWindow A/C Unit - Install+1 more

Serving Hilmar, CA and surrounding areas

Approved

Hi, I’m Jeromy, owner of United Heating & Air.\nI started this company with one goal—do the job right and treat people the way I’d want my own family treated. Around here, you’re not just another call on the schedule. I take pride in being honest about what you actually need, and delivering clean, professional work every time.

Avatar for Cosmic Comfort
Cosmic Comfort
4.8(
97
)
Central A/C - InstallCentral A/C - Service or Repair

Serving Hilmar, CA and surrounding areas

Approved

In business since 2018

Free estimates

Warranties offered

Cosmic Comfort is a locally owned and operated company that values honesty and integrity in all aspects of our business. Our dedicated team of professionals have years of hands on experience, to provide innovative ideas and suggestions tailored to your projects. Our services are customized to your individual needs, paying close attention to the details of each project that we are involved with. Please feel free to contact us today!

8 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for Silver landscaping
Silver landscaping
5.0(
5
)
Outdoor Mist Cooling System - InstallOutdoor Mist Cooling System - Service or RepairWindow A/C Unit - Service or Relocate+1 more

Serving Hilmar, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"I hired this company to install new sod on my property they were really nice and professional and explained all the questions I had for the after care, I also contacted them a couple days after installation due to some corners on the patches turning dark or drying out and explain that since it?s real grass I had to give it a couple days or weeks to allow it to root well and new grass will grow. It?s been almost a month and my lawn looks great"
50 neighbors recently requested a quote
Sergio’s HVAC services
New to Angi
Central Air Cleaner - Repair or ServiceWindow A/C Unit - InstallWindow A/C Unit - Service or Relocate

Serving Hilmar, CA and surrounding areas

Approved

Emergency services offered

Small jobs welcome

Offers commercial services

Hi, my name is Sergio, owner of Sergio’s HVAC Services. I’ve been working in the HVAC industry since 2019 and specialize in HVAC repairs, maintenance, and full system installations. I earned my HVAC certification along with my EPA 608 Universal Certification, allowing me to professionally service all types of heating and cooling systems.\n\nI take pride in providing honest, reliable, and quality work to make sure every customer stays comfortable year-round. Whether you need a repair, replacement, or new installation, I’m here to help with all your HVAC needs

Avatar for Jets Electrical Installation, Inc.
Jets Electrical Installation, Inc.
1.0(
2
)
Central A/C - InstallCentral A/C - Service or Repair

Serving Hilmar, CA and surrounding areas

Approved

In business since 2007

Emergency services offered

Warranties offered

With almost 18 years of experience serving the area, we are your solution for all your electrical needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We make sure to develop a lasting relationship so that the next time service is needed there will be no question on whom to call. Check out our 5-star reviews from happy customers! Call us today so we can discuss your needs and make a plan that fits your budget. Satisfaction guaranteed!

HVAC REPLACEMENT & REPAIR
ELECTRICAL PANEL
PLUMBING
Response time2 days
9 neighbors recently requested a quote
...
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FAQs for air conditioning projects in Hilmar, 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 Hilmar, CA homeowners’ guide to air conditioning services

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