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Find Air conditioning pros in Highland

Avatar for MSP Heating and Air, LLC
MSP Heating and Air, LLC
4.9(
327
)

Serving Highland, 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
9 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for AR Cooling and Heating, LLC
AR Cooling and Heating, LLC
4.9(
54
)

Serving Highland, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2012

Free estimates

Customers say: Quick response

"Andy and Adrian are friendly and professional. They are punctual and thorough in their work, they make sure that the customer is satisfied with the work done. My husband hired them to install a new air conditioning unit over a year ago and we called them for the yearly routine cleaning now. Their prices are competitive. They are honest. We highly recommend them."
Goodman Condenser
Goodman Indoor unit
New Condensing Unit
4 Ton York
4 Ton Payne Split system

+4

Response time5 hrs
Response rate97%
6 neighbors recently requested a quote
Avatar for THE AC DOCTOR HEATING & AIR CONDITIONING
THE AC DOCTOR HEATING & AIR CONDITIONING
5.0(
77
)

Serving Highland, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2023

Free estimates

Credit card accepted

"Daniel from AC Doctor Heating and Air Conditioning provided outstanding service from start to finish. He quickly diagnosed the issue with my unit and was able to get everything back up and running the very same day, which I truly appreciated. Daniel was professional, knowledgeable, and took the time to clearly explain what the problem was and how he planned to fix it. His responsiveness, attention to detail, and commitment to customer service really stood out. You can tell he takes pride in his work and wants to make sure the job is done right the first time. I highly recommend AC Doctor Heating and Air Conditioning to anyone looking for fast, honest, and high-quality HVAC service. Excellent experience overall!"
Project installs
Project installs
Response time2 hrs
Response rate98%
5 neighbors recently requested a quote
Avatar for Socal Republic Heating And Air Conditioning LLC
Socal Republic Heating And Air Conditioning LLC
5.0(
17
)

Serving Highland, CA and surrounding areas

Approved

In business since 2024

Free estimates

Credit card accepted

"Needed my yearly maintenance done and I'm so glad I went with Republic Heating and Air Conditioning! They made sure everything is working how its supposed too and didnt try to upsell me on anything. They were very professional and answered every question I had. They did a great job and I would totally hire them again. I highly recommend Republic Heating and Air Conditioning for any of your AC needs!"
Air conditioning unit
Hvac system
Happy customer
Air conditioning unit
New system

+15

Response time4 hrs
Response rate100%
6 neighbors recently requested a quote
Avatar for HD MECHANICAL INC
HD MECHANICAL INC
5.0(
26
)

Serving Highland, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2022

Free estimates

Emergency services offered

"HD Mechanical did an excellent job. After trying to fix my water heater, the tech offered me two solutions, the first to repair the old unit and the second to replace it. I chose to replace the unit because it was 20 years old. He was able to return in two days and spend many hours at my home. The tech was courteous, professional, explained everything and made sure everything was working properly before he left."
Heating & A/C Project
Heating & A/C Project
Heating & A/C Project
Heating & A/C Project
Additional Photos

+14

Response time9 hrs
Response rate85%
40 neighbors recently requested a quote
Avatar for Northstar PHAC, Inc.
Northstar PHAC, Inc.
4.5(
128
)

Serving Highland, CA and surrounding areas

Approved

In business since 2008

Free estimates

Credit card accepted

"My central air conditioning system had problems, Doug Brewer from Northstar found the problem right away, explained everything in detail and gave me options to save money. I will definitely be using him and Northstar if I cannot solve the problem by myself. Highly recommend."
FURNACE AND COIL
new furnace
Our Beautiful Installs
Our Beautiful Installs
Our Beautiful Installs

+29

Response time3 hrs
Response rate93%
5 neighbors recently requested a quote
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FAQs for air conditioning projects in Highland, 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 Highland, CA homeowners’ guide to air conditioning services

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