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Lennox (lennox.com) has 64 customer reviews on Five Star Index, with an average rating of 1.3 out of 5.
Also known as
lennox.com
Website
lennox.com
Category
Investments & Wealth
Location
Richardson, Texas
Listed on Five Star Index
2026
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Most recent review: October 2026.
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Horrible horrible horrible, they need to get their customer service and tech support under control, I've had a customer with a failing control board for weeks now and you're either on hold for hours and never get through or they tell you to call back later and no callback option for you, the new boards they've update for the ELUH don't work and I can't get through to anyone to get a resolution. Absolutely ridiculous.
CW
Chris W.
Awful customer service
Awful customer service. I am a gasfitter/contractor and couldnt get tech support without being registered. Everytime I called they were 'experiencing high call volume'. No call back option, you just have to waste more of your time. I tell me customers to avoid Lennox at all costs. Also, parts are outrageously over priced.
AS
A S.
Lennox Air Conditioners and the customer service were Horrible. I would never buy Lennox again.
I bought 2 Lennox air conditioners, a 4 ton and a 5 ton unit for a newly purchased homebecause I was told they were the best companies. I wanted very good units for this expensive home. One day after installation, the first unit broke and was making noise. It was a poorly installed motor bracket which had to be replaced. The next day the second AC unit broke. I It was not cooling. The unit had adefective heating strip that was staying on inappropriately. My AC installers disconnected it and we had to wait weeks for parts. When I got my FPL bill, my FPL bill was $50 extra for those 3 days the unit was running with a faulty heat strip. I had to pay FPL $150 extra for those 3 days because of a defect in the machine which took weeks in the Florida summer to repair. I called up Lennox, who have really poor customer service and keep you waiting forever, and complained and asked to be reimbursed for the extra $150 their brand new unit had cost me in power bills for 3 days. They said they wouldn't reimburse me even thought it was their defective machine which caused me to have to pay $150 extra. Two brand new Lennox units each broke within 24 hours of installation. No one in Lennox seems to care. They had no sympathy or empathy. They could't care the least about both of their new AC units breaking on day 2 nor about their customers or customer satisfaction. . All they seem to want to do is deny problems and any claim. I would never buy Lennox again because of their products breaking and because of really horrible customer service and caring of the company about their customers and feedback.
JO
Joe
No warranty unless you pay them for annual service.
We bought a top of the line HVAC system that worked great for a couple of years. When we had a problem and needed it fixed, Lennox told us that our warranty was no good because we hadn’t paid them to service it yearly. We had it serviced by another company but the Lennox tech said they didn’t do a very good job so no warranty coverage. This is a scam and I will report it to the BBB. Caveat emptor!
JU
Julie
We bought a new home in 2019
We bought a new home in 2019, with a new Lennox HVAC. The builder installed this unit KNOWING it was too small for our size home. So this is also on them. After 4-5 years it started not cooling as expected. We live in Central Arizona but our temperatures don’t get as high as Phoenix, thank God for that. Still it is dry on the attic where the unit is located. When it totally failed after numerous attempts to fix leaks, add Freon it cost us over two years 2k to keep it going. We finally gave up. Well they just removed the unit today and it was totally rusted out from the inside! They had copper coils right next to galvanized straps. Electrolysis was going on big time. We have no roof leaks, you could see where it was leaking from the copper. This piece of crap a/c of course is not longer available (wonder why!!!???) so could not get parts! 5 year old unit!! I would NEVER EVER buy another Lennox A/C. It is an over priced undependable product. Look elsewhere. We did, for a lot less than Lennox garbage. Run away for Lennox.
MR
murugan R.
Worst company in terms of service and…
Worst company in terms of service and customer service on HVAC units....includes coil/Furnace etc...
I am happy with carrier products and service very reliable from consumer perspective but pathetic service by lennox..stay away from lennox products...
SN
Steve N.
10-Year Lennox Heater Dies 39 Days Past Warranty—Zero Support
I purchased an ECM Lennox heater 10 years ago (final install inspection: 4/2). The blower motor failed on 5/11—just 1 month and 9 days after the 10-year warranty expired. When I contacted Lennox customer support, I hoped they’d make an exception given how close it was to the warranty period, as a sign of standing behind their product. Instead, I was told no exceptions are made—period.
To escalate the issue, I was transferred to another queue. After waiting 5 minutes, the call disconnected. I called back, waited another 5 minutes, and was disconnected again. No callback, no resolution, just wasted time.
This experience speaks volumes: Lennox doesn’t value customer loyalty or product longevity. For a premium brand, the refusal to offer even minimal goodwill—paired with abysmal service—is unacceptable. Combined with the suspicious timing of the failure (right after warranty expiration), it’s hard not to feel the product was engineered for planned obsolescence.
A 10-year warranty equals 3,650 days of promised coverage. My unit failed just 39 days past that—a mere 1% over the cutoff. Yet Lennox wouldn’t budge, treating it like a decade-old debt come due. I will no longer purchase Lennox products or recommend them to others. If you’re considering this brand, factor in their rigid policies and lack of post-warranty support. There are better options out there.
MH
Michael H.
Lennox will not support their customers
Had to purchase a new circuit board after 14 months, apparently the old version of the circuit board had issues so they came out with an updated version. And of course the warranty expires after 12 months. Gave them multiple opportunities to assist as the quality of parts I’ve received from them fail just after the warranty. They did nothing, asked to speak with a manager, told me there’s no reason to escalate. I asked if an unhappy customer was not a reason to escalate? No response. Unwilling to help even in the slightest. Will never use Lennox again. The large corporations just showing how they don’t care about customers. Too bad