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Find Central a/c service or repairers in Ontario

Avatar for Aace's Heating Air Conditioning & Swamp Coolers

Aace's Heating Air Conditioning & Swamp Coolers

4.86(
65
)
Approved Pro

Aace's Heating Air Conditioning & Swamp Coolers

4.86(
65
)
Approved Pro
Customers say: Quick response
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
74 local quotes requested

Aace's Heating Air Conditioning & Swamp Coolers is a locally owned and operated company that values honesty and integrity in all aspects of our business. Our dedicated team of professionals have over 12 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!

"Did shoddy work and damaged the drywall."

Randall A on December 2025

Aace's Heating Air Conditioning & Swamp Coolers is a locally owned and operated company that values honesty and integrity in all aspects of our business. Our dedicated team of professionals have over 12 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!

"Did shoddy work and damaged the drywall."

Randall A on December 2025


Avatar for Net Blue HVAC

Net Blue HVAC

5.00(
2
)
Approved Pro

Net Blue HVAC

5.00(
2
)
Approved Pro
Customers say: Quick response
4 years of experience
Free onsite estimate

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!

"This company never failed to impress me. I was truly blown away by the service I received from them as they addressed my HVAC air conditioning repair needs yesterday. The technician was intelligent, diligent, and expert about the service. I will highly recommend this company to everyone."

Jack L on April 2022

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!

"This company never failed to impress me. I was truly blown away by the service I received from them as they addressed my HVAC air conditioning repair needs yesterday. The technician was intelligent, diligent, and expert about the service. I will highly recommend this company to everyone."

Jack L on April 2022


Avatar for RTC Heating and Air Conditioning

RTC Heating and Air Conditioning

4.75(
6
)
Approved Pro

RTC Heating and Air Conditioning

4.75(
6
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
4 years of experience

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!

"Russell was a knowledgeable technician showed up on time and explained everything and very well details. He made me feel I could have done the job after he was done explaining. Another thing he didnâ  t overcharge me like those other big companies"

Marcus L on July 2023

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!

"Russell was a knowledgeable technician showed up on time and explained everything and very well details. He made me feel I could have done the job after he was done explaining. Another thing he didnâ  t overcharge me like those other big companies"

Marcus L on July 2023


Avatar for All Plumbing & Air Solutions

All Plumbing & Air Solutions

New on HomeAdvisorNew on HomeAdvisor
Approved Pro

All Plumbing & Air Solutions

New on HomeAdvisorNew on HomeAdvisor
Approved Pro
3 years of experience
Free onsite estimate

All Plumbing Solutions is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers interests, and make their concerns the basis of our business.

All Plumbing Solutions is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers interests, and make their concerns the basis of our business.


Avatar for Penguin Heating and Air Inc

Penguin Heating and Air Inc

5.00(
13
)
Approved Pro

Penguin Heating and Air Inc

5.00(
13
)
Approved Pro
Customers say: Quick response
1 years of experience
Free onsite estimate

Penguin Heating and Air Inc is here to help! We offer a variety of HVAC services from service to installations. We are based out of the Placentia, CA area. Give our team a call today. We're looking forward to working with you!

"Their tech arrived quickly and was courteous and friendly. He figured out the problem with my AC and the work was completed in a timely manner"

Nancy T on September 2025

Penguin Heating and Air Inc is here to help! We offer a variety of HVAC services from service to installations. We are based out of the Placentia, CA area. Give our team a call today. We're looking forward to working with you!

"Their tech arrived quickly and was courteous and friendly. He figured out the problem with my AC and the work was completed in a timely manner"

Nancy T on September 2025


Avatar for Dial One Sonshine

Dial One Sonshine

4.14(
70
)
Approved Pro

Dial One Sonshine

4.14(
70
)
Approved Pro
Customers say: Super punctual
164 local quotes requested
45 years of experience

Dial One Sonshine has been family owned and operated since it was founded in 1981. From a home plumbing business, it has grown and expanded, adding HVAC services. Through these changes we never lost sight of what is most important, our customers. We strive to make your customer service experience exceptional, while providing services in a variety of fields. Our customers don’t need to use multiple companies to services their home. Call us today and learn for yourself why we will quickly become your go-to company for all your plumbing and HVAC needs!

"Service was good but price was very high for this type of service."

linda c on June 2018

Dial One Sonshine has been family owned and operated since it was founded in 1981. From a home plumbing business, it has grown and expanded, adding HVAC services. Through these changes we never lost sight of what is most important, our customers. We strive to make your customer service experience exceptional, while providing services in a variety of fields. Our customers don’t need to use multiple companies to services their home. Call us today and learn for yourself why we will quickly become your go-to company for all your plumbing and HVAC needs!

"Service was good but price was very high for this type of service."

linda c on June 2018


Avatar for JW Mitchell Heating and Air Conditioning, LLC

JW Mitchell Heating and Air Conditioning, LLC

5.00(
5
)
Approved Pro

JW Mitchell Heating and Air Conditioning, LLC

5.00(
5
)
Approved Pro
4 years of experience
Free onsite estimate

JW Mitchell Heating and Air Conditioning LLC is a leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!

JW Mitchell Heating and Air Conditioning LLC is a leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!


Avatar for Americool Heating & Air

Americool Heating & Air

4.75(
59
)
Approved Pro

Americool Heating & Air

4.75(
59
)
Approved Pro
Customers say: Quick response
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
21 years of experience

Welcome to AmeriCool, family owned and operated full service HVAC and attic and wall insulation company serving Orange County and surrounding areas. We provide our customers with quality, affordable HVAC Sales, Installation, Maintenance, Service and Repairs. We can Insulate your Attic and exterior Walls with Blown Cellulose insulation to insure your system will perform at top performance and efficiency. Including patching the exterior to match the existing texture and finish. We have years of experience insulating homes with no wall insulation. Most homes built prior to 1970 do not have wall insulation due to building codes. Our customer satisfaction is our top priority. Commitment to quality, affordability, convenience and excellent customer service.

"Nothing but good things to say about them. I’d use them again gladly."

Andrew R on April 2024

Welcome to AmeriCool, family owned and operated full service HVAC and attic and wall insulation company serving Orange County and surrounding areas. We provide our customers with quality, affordable HVAC Sales, Installation, Maintenance, Service and Repairs. We can Insulate your Attic and exterior Walls with Blown Cellulose insulation to insure your system will perform at top performance and efficiency. Including patching the exterior to match the existing texture and finish. We have years of experience insulating homes with no wall insulation. Most homes built prior to 1970 do not have wall insulation due to building codes. Our customer satisfaction is our top priority. Commitment to quality, affordability, convenience and excellent customer service.

"Nothing but good things to say about them. I’d use them again gladly."

Andrew R on April 2024


Avatar for THE AC DOCTOR HEATING & AIR CONDITIONING

THE AC DOCTOR HEATING & AIR CONDITIONING

5.00(
55
)
Approved Pro

THE AC DOCTOR HEATING & AIR CONDITIONING

5.00(
55
)
Approved Pro
Super Service Award
Customers say: Quick response
3 years of experience
Free onsite estimate

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job. Over 30 years of experience in HVAC

"He did a really good job."

Julie T on January 2026

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job. Over 30 years of experience in HVAC

"He did a really good job."

Julie T on January 2026


Avatar for HVAC Empire

HVAC Empire

5.00(
1
)
Approved Pro

HVAC Empire

5.00(
1
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
3 years of experience

We have a 75$ diagnosing fee. Detailed efficient dependable With over 6 years of experience, I take pride in my quality craftsmanship. We are owner operated, and believe in building long-term relationships with our clients by delivering honesty along with exceptional work. We pride our company on reliability, great communication, integrity, and customer service. We are experts in our trade and will do our best to keep you as educated as we can on your particular project. We work for our customers on their schedule, as to make it as convenient as possible for you! We look forward to working with you!

"Great service. Will not be disappointed"

Sabrina L on May 2025

We have a 75$ diagnosing fee. Detailed efficient dependable With over 6 years of experience, I take pride in my quality craftsmanship. We are owner operated, and believe in building long-term relationships with our clients by delivering honesty along with exceptional work. We pride our company on reliability, great communication, integrity, and customer service. We are experts in our trade and will do our best to keep you as educated as we can on your particular project. We work for our customers on their schedule, as to make it as convenient as possible for you! We look forward to working with you!

"Great service. Will not be disappointed"

Sabrina L on May 2025

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FAQs for central a/c service or repair projects in Ontario, CA

A condenser fan motor is a crucial part of your air conditioner that prevents the compressor from overheating. It pulls heat from your AC unit to cool the refrigerant moving through the condenser coils. This allows your system to blow cool air and keeps everything running smoothly.

The most common causes of AC fan motor failure include loss of lubricant in the system due to overheating and a rusted or leaking run capacitor. Poor lubrication can also cause failure in the belt drive, which may impact the AC fan motor. Weather and electrical components can also affect your AC. For example, a storm could send water into your motor windings and damage the internal components.

Air conditioner fan motors last about 12 years on average, though they can last longer if maintained well. This includes keeping them clean and cooled as needed with annual air conditioner checkups. Routine maintenance is essential to catch AC fan issues early. An HVAC inspection can cost between $70 and $500, while AC cleaning services may range from $100 to $400.

A broken AC fan motor may need replacement because this part usually can’t be repaired. Several things indicate it’s time to replace your AC fan motor, including buzzing noises, a constantly running fan, unusually high energy bills, or an aging system. If you notice these signs, call an HVAC pro for help before the faulty motor starts to strain other parts of the AC system.

There are clear warning signs of a bad AC fan motor, including unusual interruptions in the fan operation. The motor might be malfunctioning if you hear weird noises like grinding or rattling or if the fan continues to spin when the unit is off. These indicators compromise your AC’s cooling performance and increase your energy costs. Addressing these issues immediately by contacting a trusted HVAC professional prevents further damage and safeguards your HVAC's efficiency.

Replacing your AC fan motor takes a professional one to four hours. The technician will start by assessing your system and safely removing the damaged motor. If a new part needs to be ordered, it might take a few days. Once the part is available, your pro will install it properly and make sure your system is running smoothly.

The Ontario, CA homeowners’ guide to central a/c service or repairs

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

  • Detail of a HVAC system outside a brick house

    The cost of replacing an AC unit fan motor depends on warranties, labor, season, and more. This cost guide covers everything you need to know about this HVAC part.

  • A boy changing thermostat’s temperature using a smartphone

    Budget for AC coil cleaning costs based on factors such as cleaning frequency, coil type, cleaning method, accessibility, ongoing maintenance, and more.

  • home air conditioner being recharged with freon

    Need an AC Recharge? Here’s how much it costs, what factors affect cost, and what to expect.

  • House humidifier on a return duct

    Wondering who installs whole-house humidifiers? Hire a licensed HVAC technician. Learn what they do, other pro options, and how to hire confidently