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Find Central a/c service or repairers in Sierra Madre

Avatar for Upright Construction & HVAC

Upright Construction & HVAC

22935 Burbank Blvd
5.00(
14
)
Approved Pro

Upright Construction & HVAC

22935 Burbank Blvd
5.00(
14
)
Approved Pro
Customers say: Terrific value
97 local quotes requested
3 years of experience

we take great pride in our experience, expertise, quality and customer service that we provide to meet the consumers 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.

"Good"

Ernesto A on May 2025

we take great pride in our experience, expertise, quality and customer service that we provide to meet the consumers 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.

"Good"

Ernesto A on May 2025


Avatar for Climate Specialists

Climate Specialists

124 Gunsmoke Dr
4.92(
12
)
Approved Pro

Climate Specialists

124 Gunsmoke Dr
4.92(
12
)
Approved Pro
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
2 years of experience

Welcome to Climate Specialists, your trusted HVAC experts in Diamond Bar. With over 25 years of experience, we have been servicing both residential and commercial properties with top-notch installations and repairs. Our professionalism and commitment to getting the job done right the first time sets us apart from our competitors. At Climate Specialists, we understand the importance of having a comfortable and functional living or working space. As a veteran and family-owned business, we take pride in providing exceptional service to our community. Our dedication to quality work and competitive pricing has made us a trusted name in the HVAC industry. When you choose Climate Specialists, you can trust that your HVAC needs will be taken care of. Contact us today for all your HVAC needs and experience the difference of working with a company that puts your satisfaction first. Let us keep you cool in the summer and warm in the winter with our top-notch services.

"Really wonderful experience. Super fast communication and able to come out quickly to fix my furnace. They were very professional while at my home and honest. Trouble shot the issues until they found what was wrong. I would definitely hire them again and recommend to others."

Dorothy R on February 2024

Welcome to Climate Specialists, your trusted HVAC experts in Diamond Bar. With over 25 years of experience, we have been servicing both residential and commercial properties with top-notch installations and repairs. Our professionalism and commitment to getting the job done right the first time sets us apart from our competitors. At Climate Specialists, we understand the importance of having a comfortable and functional living or working space. As a veteran and family-owned business, we take pride in providing exceptional service to our community. Our dedication to quality work and competitive pricing has made us a trusted name in the HVAC industry. When you choose Climate Specialists, you can trust that your HVAC needs will be taken care of. Contact us today for all your HVAC needs and experience the difference of working with a company that puts your satisfaction first. Let us keep you cool in the summer and warm in the winter with our top-notch services.

"Really wonderful experience. Super fast communication and able to come out quickly to fix my furnace. They were very professional while at my home and honest. Trouble shot the issues until they found what was wrong. I would definitely hire them again and recommend to others."

Dorothy R on February 2024


Avatar for Western Air Mechanical

Western Air Mechanical

260 West Arrow Hwy, Suite E
4.58(
152
)
Approved Pro

Western Air Mechanical

260 West Arrow Hwy, Suite E
4.58(
152
)
Approved Pro
Customers say: True professional
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
21 years of experience

We have the experience and we are committed to providing quality workmanship and superior customer service on all our applications. We at Western Air Mechanical, strive to maintain our reputation as a high quality, very service oriented company with our main focus being customer satisfaction.

"fixed my furnace problem. heater works now."

Donna M on October 2024

We have the experience and we are committed to providing quality workmanship and superior customer service on all our applications. We at Western Air Mechanical, strive to maintain our reputation as a high quality, very service oriented company with our main focus being customer satisfaction.

"fixed my furnace problem. heater works now."

Donna M on October 2024


Avatar for Canyon City Air

Canyon City Air

615 Los Cerritos Rd
5.00(
12
)
Approved Pro

Canyon City Air

615 Los Cerritos Rd
5.00(
12
)
Approved Pro
Customers say: Quick response
67 local quotes requested
2 years of experience

Canyon City Air 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.

"Great customer service. Very professional."

Ken N on September 2025

Canyon City Air 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.

"Great customer service. Very professional."

Ken N on September 2025


Avatar for COASTLINE MECHANICAL INC

COASTLINE MECHANICAL INC

375 REDONDO AVENUE SUITE 331
5.00(
4
)
Approved Pro

COASTLINE MECHANICAL INC

375 REDONDO AVENUE SUITE 331
5.00(
4
)
Approved Pro
3 years of experience

At COASTLINE MECHANICAL INC 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!

"Excellent service from Coastline Mechanical Inc.! The technician was very knowledgeable, explained everything clearly, and completed the repair fast. Highly recommend for HVAC repairs and maintenance"

marcos g on August 2025

At COASTLINE MECHANICAL INC 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!

"Excellent service from Coastline Mechanical Inc.! The technician was very knowledgeable, explained everything clearly, and completed the repair fast. Highly recommend for HVAC repairs and maintenance"

marcos g on August 2025


Avatar for Brody Pennell Heating & Air Conditioning

Brody Pennell Heating & Air Conditioning

8599 Venice Blvd.
New on HomeAdvisorNew on HomeAdvisor
Approved Pro

Brody Pennell Heating & Air Conditioning

8599 Venice Blvd.
New on HomeAdvisorNew on HomeAdvisor
Approved Pro
26 local quotes requested
80 years of experience

In 1999, Pennell Air Conditioning and Brody Heating & Air Conditioning, both in West Los Angeles, merged and became Brody Pennell. Jack Pennell began serving Los Angeles area homeowners in 1945. Today, we carry on that great legacy of outstanding customer service as we continue to serve the next generation of our clientele. Our rapid response fleet is ready to serve you 24/7, when you need us the most. Our friendly technicians are knowledgeable and helpful, and we can fix most any problem you have. We look forward to adding you to the Brody Pennell family.

In 1999, Pennell Air Conditioning and Brody Heating & Air Conditioning, both in West Los Angeles, merged and became Brody Pennell. Jack Pennell began serving Los Angeles area homeowners in 1945. Today, we carry on that great legacy of outstanding customer service as we continue to serve the next generation of our clientele. Our rapid response fleet is ready to serve you 24/7, when you need us the most. Our friendly technicians are knowledgeable and helpful, and we can fix most any problem you have. We look forward to adding you to the Brody Pennell family.


Avatar for Guaranteed Quality Heating & Air

Guaranteed Quality Heating & Air

15560 Rockfield Blvd. Suite B100
4.31(
483
)
Approved Pro

Guaranteed Quality Heating & Air

15560 Rockfield Blvd. Suite B100
4.31(
483
)
Approved Pro
Customers say: Quality work
36 years of experience
Free onsite estimate

Here at Guaranteed Quality Heating & Air, "WE Stand By Our Name" and we've been established for the past 25 years. Our experts are highly trained to give you the very best service around. "Our Service Prices and Always Reasonable and Fair, We are Guaranteed Quality Heating and Air." Call today for a free estimate!

"Joshua was great, friendly and informative. Able to identify the issue"

Neal T on July 2024

Here at Guaranteed Quality Heating & Air, "WE Stand By Our Name" and we've been established for the past 25 years. Our experts are highly trained to give you the very best service around. "Our Service Prices and Always Reasonable and Fair, We are Guaranteed Quality Heating and Air." Call today for a free estimate!

"Joshua was great, friendly and informative. Able to identify the issue"

Neal T on July 2024


Avatar for Sean Patrick HVAC, Inc.

Sean Patrick HVAC, Inc.

13236 Flagstaff Drive
5.00(
8
)
Approved Pro

Sean Patrick HVAC, Inc.

13236 Flagstaff Drive
5.00(
8
)
Approved Pro
Customers say: Quick response
125 local quotes requested
5 years of experience

Welcome to Sean Patrick HVAC, Your Trusted HVAC Contractor Serving SOCAL, CA and Surrounding Areas. For over 10 years, we’ve provided exceptional HVAC repairs, HVAC replacement, air conditioning maintenance, furnace replacement, and indoor air quality services for residential and commercial customers. Our NATE-certified technicians have the experience and expertise to correctly diagnose and repair all makes and models of HVAC systems. We offer 24/7 emergency HVAC repair service, so you’re never left in the cold or heat. As your local HVAC contractor, we provide: HVAC Repairs – Get your AC, furnace, or heat pump running again quickly with our skilled repair technicians HVAC Replacement – We replace old, inefficient HVAC systems with new top brand models properly sized for your home/business Air Conditioning Maintenance – Preventative maintenance maximizes the lifespan of your AC system Furnace Replacement – We replace broken furnaces with energy efficient new models

"spoke to Laura on a monday had my AC installed on thursday the technicians were on time and very professional.Sean answered all my questions and gave me a estimate right away.its good to know there are still contractors that take pride in there work I highly recomend SPH. "

David O on May 2025

Welcome to Sean Patrick HVAC, Your Trusted HVAC Contractor Serving SOCAL, CA and Surrounding Areas. For over 10 years, we’ve provided exceptional HVAC repairs, HVAC replacement, air conditioning maintenance, furnace replacement, and indoor air quality services for residential and commercial customers. Our NATE-certified technicians have the experience and expertise to correctly diagnose and repair all makes and models of HVAC systems. We offer 24/7 emergency HVAC repair service, so you’re never left in the cold or heat. As your local HVAC contractor, we provide: HVAC Repairs – Get your AC, furnace, or heat pump running again quickly with our skilled repair technicians HVAC Replacement – We replace old, inefficient HVAC systems with new top brand models properly sized for your home/business Air Conditioning Maintenance – Preventative maintenance maximizes the lifespan of your AC system Furnace Replacement – We replace broken furnaces with energy efficient new models

"spoke to Laura on a monday had my AC installed on thursday the technicians were on time and very professional.Sean answered all my questions and gave me a estimate right away.its good to know there are still contractors that take pride in there work I highly recomend SPH. "

David O on May 2025


Avatar for Blue Diamond Refrigeration

Blue Diamond Refrigeration

9885 AMBOY AVENUE
5.00(
4
)
Approved Pro

Blue Diamond Refrigeration

9885 AMBOY AVENUE
5.00(
4
)
Approved Pro
2 years of experience
Free onsite estimate

Established in 2023, Blue Diamond Refrigeration, a family-owned and operated company, has been delivering top-notch air conditioning, heating, and refrigeration services in the greater L.A. area. Specializing in wine cellars, our team of certified technicians is dedicated to providing superior customer service and ensuring your home or business remains comfortable.

"He did a great job. Found out other quickly and the price was reasonable."

Kevin G on August 2025

Established in 2023, Blue Diamond Refrigeration, a family-owned and operated company, has been delivering top-notch air conditioning, heating, and refrigeration services in the greater L.A. area. Specializing in wine cellars, our team of certified technicians is dedicated to providing superior customer service and ensuring your home or business remains comfortable.

"He did a great job. Found out other quickly and the price was reasonable."

Kevin G on August 2025


Avatar for Affordable Heating & Air

Affordable Heating & Air

9601 Cozycroft Ave
5.00(
3
)
Approved Pro

Affordable Heating & Air

9601 Cozycroft Ave
5.00(
3
)
Approved Pro
Customers say: Quick response
22 local quotes requested
6 years of experience

Hello! Nice to meet you. My name is Donna and I am the proud owner of Affordable Heating and Air. I have over 25 years of senior management experience and over 10 years of HVAC knowledge and experience. I am an HVAC contractor, C-20 licensed and insured, that earned my license and does not rent or borrow a license. I believe in doing things the right way, sparing no cost to assure the highest quality of workmanship on all our installations and repairs. We build long term relationships, built on trust and value with all of our clients ,because we do the right thing when no one is looking and we are proud of it! We are grateful for the opportunity to service the community and assist people with High Quality and affordable Heating and Air Conditioning solutions.

"got an accurate quote. had a 40 year old gas furnace. A/C was 10 years old. Eric said it was ok a little undersize. I went ahead and had both the furnace and AC. no surprise. Took Fernando and Frankie most of the day did a great Job installing and clean up. All nice and neat. Old Units and parts hauled away. explain everything when done. Thank you"

Thomas L on January 2025

Hello! Nice to meet you. My name is Donna and I am the proud owner of Affordable Heating and Air. I have over 25 years of senior management experience and over 10 years of HVAC knowledge and experience. I am an HVAC contractor, C-20 licensed and insured, that earned my license and does not rent or borrow a license. I believe in doing things the right way, sparing no cost to assure the highest quality of workmanship on all our installations and repairs. We build long term relationships, built on trust and value with all of our clients ,because we do the right thing when no one is looking and we are proud of it! We are grateful for the opportunity to service the community and assist people with High Quality and affordable Heating and Air Conditioning solutions.

"got an accurate quote. had a 40 year old gas furnace. A/C was 10 years old. Eric said it was ok a little undersize. I went ahead and had both the furnace and AC. no surprise. Took Fernando and Frankie most of the day did a great Job installing and clean up. All nice and neat. Old Units and parts hauled away. explain everything when done. Thank you"

Thomas L on January 2025

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Showing 1-10 of 982
FAQs for central a/c service or repair projects in Sierra Madre, 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 Sierra Madre, 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.

  • Technician repairing air conditioner

    HomeAdvisor's Air Conditioning Repair Cost Guide gives the average price to fix an AC unit in your house. Find the cost of recharging the AC or fixing a freon leak. Get the price to repair or replace a compressor, handler, thermostat, duct, and more.

  • An AC system in the backyard of a house

    This guide explores the average cost of replacing your AC compressor and all of the factors that go into it, including size, type, and brand.

  • 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.