Our heater broke. It was time for a new one. We opted to get both a new heater and AC unit. We were very pleased with the service we received. Everyone we dealt with was very professional! They were neat, clean and punctual! Greg gave us a great price. When they left it looked like they had never even been there. Everything was great! We would highly recommend Sierra Heating and Cooling!!!

One-hundred percent reliable service! I needed a home ac repair service, and luckily, I was able to find this company. I was able to call them, and they responded immediately. They provided me with a highly capable and composed technician who handles the repair efficiently. I could not ask for more about the service they provided. Thanks a lot! See you next time!

I have had issues with my AC unit since my house was built 3 years ago. I have had countless technicians out to repair it and nobody could ever diagnose the problem. Greg came out and identified the issue within 20 minutes. He ordered the parts under manufacturer warranty, put a temporary fix in place, and scheduled the permanent repair for 2 days later. Were back to having reliable and cold air conditioning. Thank you so much, Greg!

Sierra Heating and Cooling company never fail to impress! Have used them for all my HVAC maintenance/repair needs for numerous years now and have been super pleased each time. No matter how busy they are, response time is fast and diagnoses are made quickly and accurately, followed by top class work. On top of that, everyone is so nice and pleasant to deal with. The way to go!!

Greg performed the maintenance contract tune-up on my HVAC system today. He was very thorough and noticed some mold developing. He showed me 2 photos to verify it. I agreed to the installation of a UV light which he installed today. It will kill the mold. Greg was very professional, courteous and thoroughly explained everything. I am pleased to highly recommend Sierra Heating and Cooling.

Sierra Heating and Cooling techs installed my new furnace nicely last year. When last week I had and problem, Gerald and James were able to make time and fix my problem in less than an hour. Professional and had good communication skills. 5 star, highly recommended!

My experience with Sierra Heating and Cooling was excellent. I got someone who is an expert in HVAC, a rare find these days. He immediately diagnosed my problem as a bad capacitor and replaced it on the spot. I was convinced my compressor was broken and that I needed a whole new system. What a relief. Thank you so much! You have my recommendation.

The representative that came to my house and quoted me for the price to install the new AC and heating was very calm and understood what I needed. The installation was good, professional, and they were on time like they said. The were great and professional as well, they cleaned up after they were finished and gave us instructions on how things work. They did a great job. I would recommend this company to others. Thank you very much!!

5*****!! I have been doing business with Sierra Heating and Cooling for over 15 + years. Their services are awesome. They maintained my original unit for over 15 years. They assisted us purchase our new unit and have currently been servicing it routinely since they installed it. I love their timely visits and their wonderful employees. I have recommended their them many times to friends and neighbors.

The tech came soon after my call. He identified the problem and made proposals for solving it, in this case, a new humidifier. He came on time and promptly installed the new humidifier. He was amazing and I am happy with the work he did! 5 star service and amazing prices.

Greg did not try to up sale me a new AC in spite of its age, he saw what caused the problem, offered solutions and options and repaired it to where it is working just fine again. He was very honest, gave good advice as far as recommendations for my HVAC system as well. My heat is blowing just fine now and I will be giving them a call again in the future for my HVAC maintenance. Highly recommended Sierra Heating and Cooling.

Great, 5 star service and good prices. My Heating and Cooling System went down in the middle of winter. The tech was very professional, diagnosed and fixed the our issue promptly. He also went above and beyond, reprogramming my thermostat, which had been set incorrectly. Amazing service, highly recommended.

I called Sierra Heating and Cooling because I was having trouble with my air conditioning. Jared came out within a couple of hours and took plenty of time to answer our many questions. He made sure we understood all of our options and what our plan of action would be. He is extremely cool, professional, and has a warm personality. Your search ends here.

Sierra Heating and Cooling was referred to me by friend of mine, who used there services in the past. Turned out that price was affordable, scoop of work was fully explained and new water heater was installed within couple of days after initial meeting with George. Strongly recommend for your future projects!

We have had so many issues with our AC since it got installed. Marcus at Sierra Heating and Cooling has come out multiple times to assist us. He is always punctual, courteous, polite and is always prepared to solve the problem. He is very honest and works hard to get us up and running again. I would highly recommend him. Some of the best service weve encountered in 13 years of owning homes.

The company was communicative and delivered on its promise to me. My heating system was not working when I woke up this morning and it is working now. The tech asked a couple of quick questions and within a few minutes was able to identify the problem and their services are awesome. 5 stars.

Very good service. Would recommend Sierra Heating and Cooling for any HVAC work. The tech was professional, amazing and cleaned up completely when the work was good. The price was exactly what he quoted before beginning work. Im very impressed to recommend them.

The technician who was sent to my house was friendly and very knowledgeable. He arrived on time and took the time to explain how the issue developed, what he could and couldnt fix, and what problems I could expect in the future. 5 stars, highly recommended.

My furnace has been having issues for a while now. At first, I thought I could fix it myself but terribly failed at it! I decided to contact Sierra Heating and Cooling for assistance. Abel came out to my place the following morning and was ready for the repair. He did the job quickly and with much professionalism. I would highly recommend to my relatives, friends and colleagues! Kudos!

After a family member helped us find Sierra Heating and Cooling, this company basically saved us from other companies who were trying to take advantage of a vulnerable family and sell us an entire replacement unit we dont currently need. Because of their fairness, as well as their timeliness, speed, and expertise, theyve earned a new loyal customer. Sierra Heating and Cooling will be the first we contact from now on and the first we recommend to anyone in need of an AC/heating specialist in the area.

We have been a long-time customer of Sierra Heating and Cooling. We have participated in their for years. We recently had our aging furnace and A/C replaced. . We highly recommend Sierra Heating and Cooling for your heating and cooling needs. You wont go wrong!

Not sure why it says my husbands name, but anyhow Sierra Heating and Cooling and Mark were great. They made me feel like we were not be taking advantage of. He did not push down my throat that we need a new system as most younger technicians tend to do.He resolved our problem and made me feel in safe hands. We will continue to grow a relationship with Sierra Heating and Cooling and when the time comes for us to get a new system, they will have our business.

Am very impressed with detailed oriented and excellent about safety of are furnace and kid friendly ..Mark didnt try to push things to buy witch is a big PLUS to me.I am not a person to leave feed back but when you do good work there need to be recognize and this I will recognize hands down the best people for the job on your stuff .Thanks Sierra Heating and Cooling for the amazing job.

Sierra Heating and Cooling installed my new furnace several years ago and they have been the example of superior customer service at every point since. Their technician is exceptional. He has always made himself available to assist in our furnace needs. He is prompt, professional and is always friendly and respectful. I wish all companies had such professional and ethical business practices as Sierra Heating and Cooling.

I have had many, many unsatisfactory experiences with HVAC repairs. This company has won me over! From the telephone receptionist to each person who has come to my home, I have had nothing but courteous, prompt and professional service. No hard core sales either. They tell you what is broken, what is getting older but can hang on a while longer, and what is working well. A detailed checklist is left to look over. There is a separate inspector and sales person; the inspector has no incentive to tell you stuff is broken when it is not.

Best A/C company around great service Knowledgeable polite technicians fair prices and they actually show up when they say they’re going to come. I will recommend these guys to anyone. If you’re looking for upgrades repairs or complete new units. Look no further this is who you want doing your A/C work.

Great response time for a new furnace bought in an emergency. Arrived at a convenient time and was very thorough in installation, including in needed modifications to pluming and hardware. Clean job, tested all the equipment and took time to explain features and the new thermostat. Always ready to answer questions; great service.

Sierra Heating and Cooling techs are always prompt and friendly. They take care in being thorough and explaining any issues they encounter. The office is proactive in scheduling maintenance visits and they have updated their systems with text appointment confirmations and paperless invoicing.

Greg from Sierra Heating and Cooling came last night when my air conditioner stopped cooling. He was very professional and kind and explained the issue my unit was having. He had it repaired in no time! Thank you guys for such remarkable service!

Greg is great! Needed a new AC installed. One call, one day and the service is done! I am very pleased with the companys customer service. And so happy with our decision to choose install the new unit. Reasonably priced and an absolute pleasure to deal with.

Ive been a customer of Sierra Heating and Cooling for a year but yesterdays service was the best. Greg the assigned technician, provides an excellent/professional service. Hes very knowledgeable of his work and explain us how to setup the unit to a desire and efficient comfort level. Ill definitely use them again.

Greg came out and inspected both of our furnaces. He was very courteous, thorough and told me everything he was checking. Before the visit the office reminded me of the upcoming visit the day before and then notified me when Greg was on the way. Great job.

Sierra Heating and Cooling tech did an exceptional job replacing our furnaces and air conditioning units. The specialist was very professional, polite and efficient. I knew when he left that we would have no problems with the units, and we didnt. They embody what I envision as true professional services!

My AC unit was installed just a day after I placed the order. The techs that installed it were very nice and kept us well informed throughout the installation process. I would refer everyone to Sierra Heating and Cooling!

Sierra Heating and Cooling is so outstanding in their service delivery. I used them to install for me a new heater and do some home energy upgrades. They were very detailed and perform the work with the highest level of professionalism. Greg, the supervisor was excellent and ensured everything was done fine. Highly recommend Sierra Heating and Cooling!

The service was good and informative. The scheduled time to do the service was favorable for us. We opted to wait for the installation.Cost was only for the service call. We were very impressed that he was so honest. We will be using them for my HVAC service.

Scheduled and canceled at the time of my call. Apparently they Dont have technicians that work in this area. What a joke

I called Sierra Heating and Cooling, on Friday and they responded immediately with a Saturday appointment. The technician was on time, fixed my AC efficiently and did a excellent job cleaning up the mess. He answered my concerns in one breath. He was professional, personable and did an great job. Im very satisfied with the work.

I was very satisfied with my experience at Sierra Heating and Cooling.Every experience has been marked by prompt, reliable and reasonably priced. Thanks for high quality service. My AC is functioning better than before.

Sierra Heating and Cooling is one of the best auto HVAC service provider Glendale. Our furnace failed and chose Sierra Heating and Cooling to fix the unit. Im glad I did. They handled everything professionally and in great time.I would recommend this company to any and everyone. Ill continue using their services. If youre ever in need of AC or furnace repair, you should really choose Sierra Heating and Cooling,, your car will look brand new.

Greg with Sierra Heating and Cooling has been performing bi-annual maintenance inspections of our AC and heating units . He is very friendly and knowledgeable and has many years of experience in the AC and heating industry. Sierra Heating and Cooling installed two new AC and heating units for us in one of our rental houses and they did a great job.

Greg was very factual and took the time to ask questions based on what he observed when performing the quality check. Id recommend Sierra Heating and Cooling, to anyone looking for honest, quality service because of the level of expertise!!

Mark was extremely competent, He not only showed up on time but he took time and thoughtfully analyzed our problems and suggested corrections. Went out of his way to get necessary replacement parts the same day and came back and finished the job.Very happy!!