Video Center

Sierra Air Conditioning and Heating is proud to offer informational videos and tutorials to help our customers learn more about our industry. View our videos and tutorials, below!

Have Questions about what you learned? Contact us at (702) 830-7553

SureSwitch Relay: Extend the Life of Your Compressor

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Indoor Air Quality

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How To Program Your Honeywell 4000 thermostat

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How to program the Trane XL824

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How to program your Trane 524 touchscreen thermostat

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Air Cycler: What Is It & Why Is It There?

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Air Filters: How to Get Rid of Unwanted Noise

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Changing Your Air Filters

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Condensate Lines: What Are They & What Do They Do?

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Constant On Exhaust Fan

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How To Check Your HVAC Circuit Breakers

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How to Check Your Service Disconnect

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How To Program Your Bryant Thermostat

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How to Set Up the Honeywell Wi-Fi Thermostat

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How To Set Up Your Sensi Wi-Fi Thermostat

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New Furnace Odors

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Thermostats: Setting Up Multiple Thermostats in a 2-story Home

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Tips for Air Balancing Your Home

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Zoning: How to Precisely Control Your Temperature

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The Importance of Maintaining Your Home Comfort System

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Protecting Your Thermostat from Static Electricity

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Hard Start Kits: Extend the Life of Your HVAC Compressor

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Constant On Exhaust Fan: What Is It & Why Is It There?

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Superior Service That Soars Above The Rest

  • "I am impressed with Sierra Air. I have received service twice from their company. I appreciate the care they take in your home--wearing shoe covers and placing a drop cloth on the flooring before setting their ladder down. (And they bring their own ..."


  • "Second time I have used Sierra and had Shawn as my tech both times. He is amazing. Educated me on what I needed. Quickly fixed the problem. Super friendly and knowledgeable guy. Can't say enough about company and staff."

    -Sherry L.

  • "Adam E. came out and assessed my system in no time. His wealth of knowledge on Electrical Engineering and Fluid Dynamics was evident. If you go with Sierra (and Adam E. as your tech); You will be nothing short of Safe and Happy"

    -Charles S.

  • "Outstanding service Moise and his supervisor. This company has provided the best possible service of any A/C company I have used in the past 10 years. I am so grateful for their honest, care and professionalism. Again, thank you!!!!"


  • "I am so happy I found Sierra's booth at the GreenFest event and I'm even happier that I was assigned Richard A. for my service call. Richard was AWESOME. He ensured that my system tune up was complete and that I understood what was going well and ..."

    -Stephanie L.

  • "We are new customers to Sierra Air. Jeremy was scheduled to arrive between 2 and 6. He showed up before noon and did a very thorough inspection of our two air conditioner units. We were so impressed, we purchased the service agreement. We look ..."

    -Terry T.

  • "Have been with Sierra on contract since having a problem with my system 2 years ago. They check it 2X a year and have had no problems since. There is a certain security knowing it will work when you need it to, and since our AC is the biggest most ..."

    -Brett S.

  • "Tyrone is a service pro. He has serviced my HVAC previously and is always professional and knowledgeable. Excellent service technician."

    -Peter P.

  • "Wayne Eady, Sierra HVAC Service Tech. One of the BEST we've ever had! Knowledgeable, polite, courteous! Answered every question. Did not waste his time or ours. Wayne is best remembered for being conscientious & thorough. Five stars for Wayne Eady! ..."

    -Curtis P.

  • "Todd was very professional and gave us some useful information. I would recommend him to other customers."

    -Jim M.

  • "Al arrived on time for a maintenance agreement service call. He introduced himself and was very polite and friendly. He explained what was going to happen and what he was checking for. He put on his "booties" before entering our home, and was very ..."

    -Roger M.

  • "Tyrone was a polite and friendly professional. Explained everything clearly and was patient with answering questions. Was extremely thorough with his work - never felt he was rushed. Whole process with Sierra was great as well, with quick responses ..."

    -Larry W.

  • "Larry is the guy everyone should see before any other a/c person, he cut through the chase and fixed what four other companies just "put a band aid on". Our system was never better. Thank you for everything Larry!!"


  • "Matt provided excellent customer service and a straightforward and honest assessment of what I needed done with my AC units. It was an overall great experience and I highly recommend their service."

    -Dylan T.

  • "They did a tune-up on my AC and replaced a motor that had been oversized by a home warranty company last summer. I was educated on my entire system and I will continue to use their service."

    -Katelynn M.

  • "Once again Luis Rivera has exceeded my expectations. During my Air Conditioning service appointment he taught me how to check my condenser "receive" and "return" pipes so that I can ensure the system is functioning properly. And while Jacob, his ..."

    -Michael J.

  • "Hayden took the time to answer all my questions. Very thorough and knowledgeable . He was a big reason why I went ahead and signed up for the one year service plan. All the best Hayden. Your efforts are so appreciated."

    -John & Debbi B.

  • "Tyrone K. was on time, very knowledgeable and friendly. He explained the maintenance process and the system check up. He wore booties and used a drop cloth going to the attic. He took the extra steps with professionalism even at 109 degrees outside. ..."

    -Brian B.

  • "The members of Sierra LLC air conditioning & heating are exceptionally professional and sincerely interested in helping their clients enjoy the benefits of home comfort throughout the year which can be a challenge given the warm temperatures. Their ..."

    -Edward & Shirley C.

  • "Great company to do business with. Installation was done quickly and I had very good workmanship with friendly service at a very good price."

    -Mike F.

  • "Greg P. was our technician today to do an initial inspection and summer maintenance. We found Greg to be highly professional, technically competent and patiently took the time to educate us regarding our system--we asked a LOT of questions! We signed ..."

    -Larry J.

  • "Matt summer serviced our A/C equipment on March 8. He was extremely pleasant and very helpful in understanding how to more effectively utilize the systems. He is a very impressive and outstanding representative for Sierra."

    -Bill F.

  • "It doesn't GET better than this! After a week long dragging of feet and a major struggle with a competitor, I called Sierra, LLC and was thrilled to speak to a local office (not a call center). Jeremy was out same day for a diagnosis and quote, and ..."

    -Tammy S.

  • "Matt's service exceeded my expectations. He was thorough, patient and very knowledgeable. Matt shared helpful information to assist me in understanding and managing my unit, and he set the service bar extremely high! Thanks Matt for the excellent ..."

    -Thelma M.

  • "Ryan H. was my contact. He did a great job in all aspects of my installation. Starting with the review of my current condenser and the benefits of installing a new, state of the art HVAC unit. When the crew came, they worked efficiently to complete ..."

    -Frank A.

  • "I don't do reviews...EVER! In this instance, however, the repairman totally exceeded my expectations to the point that I feel it would be beneficial to others seeking honest, competent and efficient A/C service and repair. Wayne arrived on schedule ..."

    -William O.

  • "Our technician Darryl was very thorough, honest and informative. He did a great job maintaining our unit and showed us before and after photos. He was on time and cleaned up any mess before he left. I would definitely recommend Sierra for all of your ..."

    -Jeffrey & Deborah C.

  • "Al was thorough, meticulous and obviously very experienced. I appreciate the issues that he found and took care of and his attention to detail."

    -Mike B.

  • "Knowledgeable technician. He did not rush through the job and took his time. I recommend Sierra AC highly. I renewed the contract without hesitations."

    -Haina T.

  • "Jon the service tech not only did the required semi-annual maintenance but took the time to explain the thermostat control in further detail. Would highly recommend Sierra for their twice a year maintenance program."

    -Linda G.

  • "Probably one of the best companies I've had the pleasure with dealing. For me, the customer service from their employees is what won me over. Jon J was nothing but a true professional. He took the time to explain the process along with other helpful ..."

    -Hamric S.

  • "I have two very professional men I need to thank today, Wayne Eady the service tech and Rob Dais the comfort advisor. Both were very helpful when our AC went out on our home Saturday evening. I've used Sierra since 2008 and every time I've needed ..."

    -Boni H.

  • "I just wanted the world to know how grateful I am to have Sierra, LLC come to my home today to explain and adjust my heating system. Jesus S. was courteous, detailed oriented, showed high technical expertise, knowledgeable, sociable and dedicated to ..."

    -De Bacardiman

  • "The company as a whole seem to really care about their customers. From the receptionist that takes the call to the tech (Adam) who responds and makes sure your Heat/AC is working well! My AC is a fairly new install. The Tech that did the initial ..."


  • "Sierra has done a great job on our Air & Heating for three years. Nikole is great in the office and Greg Psotka did a super job maintaining our unit. He went above and beyond and found items that might have been problems in the future. Thanks!"

    -Dana S.

  • "Sierra Air Conditioning & Heating Service Technician Wayne Eddy preformed a maintenance check up on several properties for me. He was on time, thorough in conducting the maintenance service and gave a clear and concise synopsis of the condition and ..."

    -James L.

  • "Al was extremely professional and took time to explain to me the overall condition of my units and what to expect in the future as far as reliability. I appreciate his efforts and will request him for my next service"

    -James D.

  • "Of course my A/C unit went out on the hottest day off the year...I called Sierra Air who had their technician out in a few short hours, no emergency service fees!! Unfortunately the unit had to be replaced but the pricing was extremely fair, the work ..."

    -Kirsten H.

  • "Matt is a knowledgeable and professional technician. He is also personal and patient and addresses your concerns. My technician of choice and always welcome to our house."

    -Nicholas & Irene D.

  • "Today, we had an Excellent 'Springtime' Service call performed by Sean of Sierra LLC Air Conditioning & Heating. Thanks! - to their entire crew and office staff! I trust Sierra, their techs know their stuff, and recommendations were honest and ..."

    -Lawrence & Becky S.

  • "Jeremy does a terrific job! He performed our summer maintenance today & I can't say enough with how happy I am with his service. He is professional, courteous & extremely polite. He answers any questions & goes out of his way to provide good service."

    -Cathy B.

  • "Where do I start?? What a GREAT experience with you!!! From the first phone call, to Chris AND to the team that replaced our old unit with the new.. I am so overwhelmed by the prompt service and professionalism of your employees. This was the first ..."


  • "Sierra Air and Jason Thack (30 years’ experience) are the BEST in Las Vegas area. First of all, my AC stopped working at about 4p on a Friday and to make matters worse, I live in a manufactured home and there are essentially, only 2 companies ..."


  • "I love Sierra Air. It starts from the great customer service from Nikole D. She was so information about all your services and programs. Very friendly and I felt like i have a personal relationship with her. Tyrone is awesome I just love him his ..."


  • "Carlos A. was professional, courteous, and clearly knowledgeable. He checked our entire system, explained in detail what he was doing and answered our questions about our thermostat settings. We were very pleased with his servicing of our system."

    -Charyl W.

  • "Great service and awesome employees. We were especially impressed with Jay our service technician. He was on time, very efficient and knowledgeable. He had a great personality and answered all of our questions."

    -Dennis G.

  • "Matt did a very thorough and professional job and I can highly recommend Matt and Sierra Air. I am not as worried anymore. Keep up the good work! Thank you!"

    -Elliot B.

  • "Great service, Adam was very knowledgeable and helpful. Explained functions, helped understand how to get the most from our system and found minor issues that would have been bigger issues in the summertime. Thanks!"

    -Frank M.

  • "Sierra Air is very professional and offers great service. Today, my technicians Wayne and Dan did an excellent job on the maintenance of my units (I have 7) Dan even took the time to draw a diagram for me to show how my system works. Everything ..."

    -Lynne U.

  • "My summer service was performed today. Tyrone was clearly knowledgeable and skilled. I have total confidence in Sierra Air to address my current issues as well as future issues. I appreciate being given a total assessment."

    -Sylvia B.

  • "Derik K. was extremely patient and customer friendly. He explained what needed to be done in layman term and gave me options on my repair on my current air conditioning unit. I appreciate that. Kudos to him."

    -Keith K.

  • "Keith and Al showed up on time (a little early actually, after the office courteously alerted us by phone and asked permission for them to arrive early). They were efficient, respectful and knowledgeable and provided good, updated maintenance ..."

    -Gary Z.

  • "I've used Sierra since the purchase of our new home. The initial reason was because the were the ones who installed the unit in our new built home. Over time they have proved to be professional and thorough with their service. Very happy with each ..."

    -Herbert G.

  • "Awesome service!!! Greg P. was our technician and he was fantastic. He was very knowledgeable and took his time to explain everything to us. He even called his supervisor to help us out with a break on our service and that is what I call going above ..."

    -Ann C.

  • "Our experience with Sierra Air have always been excellent. Tech Drew Williams is one of their best. He is very knowledgeable, professional and friendly. We look forward to seeing Drew again in the fall."

    -Juan & Milagros S.

  • "Darryl is SUPER!! A very thorough technician."

    -Carol L.

  • "Wayne E. came out and fixed my A/C. He took the time to answer my questions and point out what was wrong with my unit. The best compliment I can give is that I would call Sierra again if my A/C unit goes out, and that is indeed what I intend to do. ..."

    -Thomas O.

  • "I am very pleased with Sierra AC & Heating services, their personnel are top-of-the-line in skills, appearance, and knowledge of the systems that they service. They come into your home as service technician and leave as representative of a company ..."

    -Jerry F.

  • "On time service! Yvonne was pleasant and courteous when she called to set up my plan and schedule the appointment. I was notified a few minutes prior to the arrival of Richard. He went about the service and was detailed in explaining what was taking ..."

    -Clare L.

  • "Service tech Al was very thorough. Worked in a timely manner will request Al for future service calls."

    -Juareen C.

  • "I have had Greg P. out initially to repair our AC unit and since to conduct a maintenance check. He is diligent, hard working and does a complete job. I would recommend Greg to anyone. He has found a number of issues with our units which were real ..."

    -Bruce T.

  • "The technician who name is Wayne, was very knowledgeable and he explained what he would be doing in regards to my a/c, heater, and water heater units. After inspecting all, he showed and explained to me what was going on with them and what needed to ..."

    -Donald A.

  • "Today, Thur, Mar 23, 2017, Jared provided us an inspection of our air conditioning. The best i can say about him may not be sufficient. He was professional, courteous, and knowledgeable. He even took his booties off and on after i told him he didn't ..."

    -Arnie L.

  • "The Service Tech, Wayne E. did a very thorough job in servicing my two HVAC units at my residence. He was also very knowledgeable and professional at explaining the status of my systems and where improvements were necessary!! Thanks for having ..."

    -Neil O.

  • "Consistent, professional concern, pleasant and informative staff and especially Tyrone while administering a maintenance check of our heating/cooling system. Very nice experience that bolstering our confidence that they will be there when we need the ..."

    -William K.

  • "I didn’t expect same day service when I called with my AC problem but when the Sierra office called back that afternoon and said Wayne E. could be at my house in 20 minutes I was a happy camper. I tagged along with Wayne the entire time he was at my ..."

    -James G.

  • "Since we moved into our new house we have heard a noise . At really odd times, so bad my daughter would be kept awake. During the day I had thought the banging was the homes being built, I notified our builders supervisor to make an appointment for a ..."


  • "If you live in Las Vegas, you need to have an "AC guy". We now have an AC guy and it's Wayne from Sierra. We recently moved and wanted to get the AC checked before the real heat moves in. Wayne checked both AC units, gave us the full run down on what ..."

    -Justin S.

  • "Larry Belshir performed a summer service and installed a new condenser fan motor. Larry was friendly and informative and did the service professionally. When I again need service I will call Sierra and will ask for Larry."

    -Don L.

  • "Sierra is a well run business. We have a maintenance program with them where they do the work, remind us it's time schedule apt and show up. Our technician Matt B. is incredibly kind, courteous, and knowledgeable. Having contractors in the house is ..."

    -Melina R.

  • "We have been using Sierra Air for over 10 years and trust them to take care of a very important part of living in this harsh desert. Sierra Air helped us to limp along with an aging a/c heating system for many years as economically as we could, ..."


  • "I've known and used Sierra Air since they opened their doors and I wouldn't use any other company in the Las Vegas Valley. Darren the owner has always been fair and willing to discuss any issue or question I've had throughout the years. I started ..."


  • "Everyone from the customer service line to the technician is always so helpful and polite. They always call to follow up with a reminder the day before your appointment with a 4 hour window period and the day of, will call when the technician in on ..."

    -Juliana J.

  • "Sierra LLC is a great company. They called me and reminded me that I was due for service on my AC unit that they installed earlier this year. They take great care of their customers."

    -Lisa W

  • "Had a great experience with Sierra Air Conditioning & Heating. Starting with Wayne(technician) who made the initial call we requested. He was on time and thorough in explaining what needed to be done. Was contacted shortly thereafter by Patricia in ..."

    -Spence F.

  • "Matt performed our summer maintenance today and did a terrific job. He gave us very detailed reports of our system and its components along with his evaluation of several things that needed preventive maintenance. Matt laid out the facts, cost and ..."

    -Cleo C.

  • "I'm so grateful for Sierra Air and Wayne E!!! We purchased a 22 year old home and knew the A/C was old so I wasn't surprised when our house wouldn't cool down this week. My husband contacted Sierra Air and they scheduled a technician to come out the ..."

    -Regina A.

  • "We called and they sent Wayne out to check out AC units. He was prompt, professional, friendly and very thorough! We appreciated his efforts to resolve our AC issues! Great service from Wayne E.!"

    -Phronsie M.

  • "Greg was at my house within the hour of me calling for a tech to come out and troubleshoot my a/c unit. He was polite, professional and diagnosed the issues in less than 30 mins. Highly recommend Sierra LLC Air Conditioning to anyone having problems ..."

    -John C.

  • "I would be remiss if I did not take the time to give Tyrone a five star rating. He was thorough and knowledgeable in his assessment and presentation of the status of my heating and air conditioning system."

    -Leslie S.

  • "Matt arrived on time as promised. Office called 30 minutes ahead to let me know that he was on his way. Very polite and efficient. Matt did the spring-summer system inspection. New system was installed last year - September so we are still on our ..."

    -Andrew & Ruth U.

  • "This company knows how to hire their help! I always used Ryan, but he left so they scheduled Todd C. Not only was he professional. But, he was very patient and explained absolutely everything. He even cost effected my options. Customer service is ..."


  • "Jeremy was fantastic! He quickly diagnosed the problem with our A/C unit and made the repairs immediately. He explained the costs involved in detail, was considerate, courteous, and efficient. I will definitely call on him again. Thanks for the great ..."

    -Mike Y.

  • "I have had this contract for several years and have always received superior treatment from appointment making, great technicians and billing process. Darryl O. is very professional and knowledgeable. I know when he is here the job will be done perfe ..."

    -Ann B.

  • "Frank H. was very professional. We are very happy with Sierra LLC. We have had them come for maintenance twice and were happy both times. This time Frank replaced the AC motor and capacitor under warranty. Great preventive maintenance. Highly recomme ..."

    -William H.

  • "Todd from Sierra Air was outstanding. He explained everything he was doing thoroughly and did the repair in a timely manner. He was very professional and because of his knowledge of my air conditioning unit I purchased the maintenance agreement."

    -Michael P.

  • "Tyrone was efficient courteous and very informative. Highly recommend this tech and his great customer service. A great employee for Sierra Air."

    -Jaime F.

  • "Excellent service. On time. Jeremy is "one of the best". Will ask for him for every service appt."

    -Mildred W.

  • "Very professional, funny, and honest. No high pitch sales. If I ever get any issues you will be the first I call. Thank you Jay S."

    -Rami F.

  • "Wayne was very thorough and helpful with his analysis of our system. Very professional. His complete analysis of the system will be very beneficial in determining whether repairs or replacement will be cost effective."

    -Larry M.

  • "Always does work as promised. Only positives for this company."

    -Lawrence S.

  • "The service was friendly, courteous and professional. Jared Geschke diagnosed the AC problem quickly and informed me that two small motors had failed in the zoned duct work of my HVAC system. They were covered under warranty and would be replaced ..."

    -Wayne B.

  • "Dina was terrific in working with me on scheduling and Tyrone was fantastic at servicing our units. He explained what was needed and recommended things for us to consider in the future to keep our units running well and more efficiently. Totally ..."

    -Suzanne H.

  • "Sierra Air has been doing our annual Service calls for 3 years and is an outstanding company. Their Service Technicians are very knowledgeable, Professional and polite during their extensive review. Our last Technician was Matt B., and he was great. ..."

    -Merl N.

  • "Sierra continues to excel in customer service. Tyrone explained the minor issue that could cause my ac some issues and it was a simple and easy solution to prevent bigger problems."

    -Howard E.

  • "I have been a satisfied Sierra customer for many years. Today one of its technicians, Derek Serge, provided excellent pre-summer inspections of my two HVAC Units. He was punctual, polite and well-informed. Perhaps the best job yet - fast, efficient ..."

    -Linda D.

  • "Sierra Air have been servicing our home since 2011 and I only have praises for them. They're very flexible with scheduling services and their technicians are punctual and courteous. Their prices are reasonable and they always do a good job. But most ..."


  • "Tyrone is the guy you would want to service your air and heating system----a total professional ----We will be asking for him as long as we live here in Nevada."

    -Bertram & Dana K.

  • "Keith T. is a real pro. He gave detailed explanations in layman terms, to help me understand my HVAC system. I would recommend Keith for any AC work. Thanks!"

    -Craig H.

  • "Sierra's technicians arrive on time, are careful, explain their work and don't try to sell me things I don't need. All things I definitely appreciate!"

    -Nancy B.

  • "We have been doing business with Sierra Air for 6 years now, ever since we had our home built. Every tech that they have sent us in the past has been very knowledgeable and professional and courteous when using their slip on covers for their shoes ..."

    -William & Kathy O.

  • "From a service perspective their technicians are courteous, professional and thorough. They have been to my home numerous times and have always done their best to address my issues. Dispatcher/office folk are equally pleasant and responsive."

    -Edward & Michele P.

  • "Carlos A was great. He did a good job on the Spring Service call. Miranda and the others were very polite and helpful. I recommend Sierra Air A/C and Heating ; I have had several years of good service!"

    -Ledonna D.

  • "Alfred was very meticulous and experienced. He was pleasant to be around and respected our home space. He answered all my questions in a professional manner. I liked his introduction when he committed to doing the very best job that he could and he ..."

    -Michael P.

  • "Jared arrived on time, very polite and courteous. He worked efficiently and quietly and did a great job checking out the air conditioning units and furnace. He gave me some good advice. Thank you, Jared."

    -Linda E.

  • "Where do I start?? What a GREAT experience with you!!! From the first phone call, to Chris AND to the team that replaced our old unit with the new...I am so overwhelmed by the prompt service and professionalism of your employees. This was the first ..."


  • "I had service on my Heating Unit today and it all started with the office staff. Yvonne B. called a few times to let me know when service was being performed. She was so very nice and polite on the phone with me. She was very professional. When the ..."


  • "Keith Thompson was excellent. He was very friendly and at the same time knowledgeable and thorough. It was obvious he had the experience and handles his job efficiently. Thanks Sierra. Your whole staff is excellent from making the appointment to ..."

    -Joanie O.

  • "Matt did a complete inspection and showed me areas of concern that would increase the life of my system. He showed me the products and prices of what would be replaced. Was very business-like, no pressure; but, answered all questions. Knows his stuff ..."

    -JoAnne G.

  • "Matt as always did a complete and thorough job with my systems both in the house and casita. Told me about issues with my systems and what I can expect in the following months from them. Am well aware that I may have to replace but my decision is to ..."

    -Eleanor Y.

  • "Keith and his partner were great, courteous and professional. They are very good and explain things where necessary."

    -Anthony P.

  • "Service Tech was on time; took care in performing his duties and left the house as clean as he found it. On time. Efficient. Took time to explain what he did."

    -Kenneth C.

  • "Chad did an excellent job on servicing my AC system. Chad thoroughly cleaned the AC unit coils. He gave good advice on how to maintain AC unit longevity. I highly recommend Chad's service."

    -Dale P.

  • "I just want to comment on how wonderful Luis was to me and my AC problem. He handled it with such professionalism and courtesy. I would recommend Luis and Sierra to anyone who is looking for a job well done!! Thank you Luis."

    -Gail H.

  • "Tyrone is a top shelf tech. Friendly, efficient, and informative. We would like to keep him as our tech for future service calls."

    -Aaron M.

  • "Shawn from Sierra Air was very professional. Was right on time and after complete inspection sat down with us and explained all of his findings. Would recommend Sierra to anyone."

    -Vincent & Dana B.

  • "Service tech (Shawn B.) was awesome. Efficient, knowledgeable, personable/friendly. Explained everything he did, voiced possible concerns with our equipment but absolutely no high pressure sales pitch for anything. Refreshing!"

    -Greg C.

  • "I really hate when I have any heating or cooling problems in my home, but at the same I am very thankful that Sierra Air is just a phone call away from fixing whatever is wrong. On my recent service call, my technician Greg Psotka was extremely ..."


  • "Tyrone did a very thorough job and was polite and considerate of my time. He made recommendations and left information about maintaining my a/c unit. Excellent job. Thanks Tyrone!"

    -Deb G.

  • "Will recommend Sierra LLC to all my family and friends. Very professional from the office to the field tech."

    -David J.

  • "Shawn, in addition to being thorough with the maintenance on my AC 'system,' explained and educated me to better understand the mechanics of the system. He was wonderful and patient and I felt so much integrity coming from him. What a refreshing ..."

    -Gerry S.

  • "A very pleasant and smooth experience. Wayne is an very experienced technician. He is very professional. I really appreciated that he took time to explain every thing in details about my AC to me."

    -Yu C.

  • "Occasionally I run into a company that values its reputation and understands what "customer service" actually means. Sierra is that rare breed. I'm trying to think of something that didn't go as promised but I can't. They responded to my emergency ..."


  • "Service Rep early for appointment, went to work right away did his check points on outside unit. Adam came in check the heating unit, and answered some concerns my wife had about the operation of the unit. Adam answered my questions as well. I'm very ..."


  • "Very courteous and effective service by Matt B. Answered all questions and went above and beyond by changing filters. We have been long term customers and will continue as such."

    -Greg W.

  • "Shawn is very thorough. He explained what was done during the maintenance check-up plus he created a recommended future action list for me."

    -John A.

  • "The people who work for Sierra LLC are exceptional. They are very knowledgeable and always know how to answer my questions and give me the best options. They are courteous and kind also, and I feel I can trust them to be honest. They are careful in ..."

    -Athena & Richard B.

  • "Wayne E is a great technician who is punctual, polite, friendly, knowledgeable and patient. He explained everthing that was wrong with my units and the resolutions; took pictures when he diagnosed the problems showing the issues and pictures after to ..."

    -Shirley M.

  • "Matt is a very knowledgeable person for this company. We had many people come here to find out why our system was continually shutting itself off. Thank heavens for Matt he was the first man to find the problem created by a previous worker. Matt is ..."

    -Sandy L.

  • "Matt did a great job, very professional, answered all my questions in an understandable manner. Looking forward to the fall maintenance to assure heating system will be operating at it's peak performance. Thank you Sierra staff and tech's."

    -Joseph K.

  • "Matt showed up today to help me with a balance air problem for our new inside and outside unit. He was told my problem and promptly went to work at correctly it. I ask him how he was familiar with air balancing? He told me his education back ground ..."


  • "Derik came out to my house (on time) and explained to me that my A/C units were not nearly as old as I was told by THREE other companies! He was up-front and honest with me about the age of my A/C and furnace and explained my options for maintaining ..."


  • "I called on Monday for annual maintenance on my AC. I was scheduled for the next afternoon from 2:00 to 600 pm. I received a call at 1:30 saying that the tech was on the way and he arrived at 2:00 sharp. So I'm really happy so far. Wayne E., the ..."

    -Ron K.

  • "Sierra Air is a first class company. It is a pleasure to do business with Sierra, after dealing with other outfits that don't return calls, or call late to cancel/reschedule service. Their communication skills are outstanding; they call to confirm ..."

    -Robert & Mary P.

  • "Brian came out and helped us with a power issue on our thermostat. He was professional and patiently listened to my issues. Serviced everything we needed quickly. No problems with Sierra and would use them again. Good job."

    -Mike M.

  • "Sierra is extremely professional and timely. I really appreciate the follow-up calls to let me know exactly when the technician is on the way out so I do not have to wait around for hours. The technicians are super helpful and friendly, even ..."

    -Ryan E

  • "Sierra, LLC has been our AC experts since we moved in our new home 3 years ago. They are reliable, honest & do a great job."

    -Debbie L.

  • "I am so glad I contacted Sierra. They save me $10K. I originally contact Elite Heating and Cooling and they wanted to replace my entire furnace, coils and condenser in my air conditioner. When all I need done was the motor replaced in my furnace ..."


  • "Derek Serge at Sierra LLC is a true professional. He was here for several hours working on the ac unit and did a wonderful job. He also explained all our options in great detail and was very patient with us. He should be commended for his hard work ..."

    -Deborah R.

  • "Nick was great. He's very thorough with our concerns. Since we moved into our new built, our A/C from time to time makes a really loud rumbling noise. The first time we had someone come by it was more of the metal frame that wasn't removed when ..."

    -Audrey H.

  • "Great Service! Friendly, informative and took time to thoroughly inspect everything. We have a Home Warranty Service but still look to Sierra for their expertise where our HVAC system is concerned...They're the best!"

    -Bill K.

  • "Our field technician, Darryl Olson, was outstanding in communicating all of the information that I requested regarding the repair or replacement of our home comfort system! Darryl answered all of my questions and helped me see the options for my ..."

    -Jim & Patricia B.

  • "Honest & accurate diagnostic. On time. Kind attitude. Treats you like family!!"


  • "Just had some warranty repair work done by Carlos. He was professional, patient, fixed our problem and did a fantastic job. Thanks Carlos, for all of your help!!!!!!"

    -Mark C.

  • "Great customer service. That is always the case from Sierra LLC Air Conditioning & Heating"

    -Thomas C.

  • "So far I'm pretty pleased with this company. We've dealt with them 3 times now. They came out late at night when our air conditioner stopped working, which was much appreciated, and did a follow up to make sure everything was working right. This time ..."

    -Wendy W.

  • "Sierra A/C is the only A/C company that I trust to do any of my repairs and service on my air conditioner/heating units. They are fast, reliable and truthful. Richard did a fantastic job! Thank you."

    -Edie E.

  • "Jon knew exactly what the issue was. Fixed it on the spot. Sierra sent someone out SAME DAY and within 2.5 hours from my initial call to them. Vegas and summer time is a dangerous mix and Sierra makes sure to keep everyone safe... THANK YOU"

    -Michael T.

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