Testimonials – Maintenance Articles

Gas Furnace Maintenance in Canton, MI 48188

January 15, 2021

“Rodney came out to do a cleaning today. He also changed my filter and my humidifier pad. He was professional & courteous and kept us informed about what he was doing. A very nice experience.”

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Gas Furnace Maintenance in Westland, MI 48186

January 6, 2021

“Very professional and polite young men. John and Mitch did a very good job.”

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Gas Furnace Maintenance in Westland, MI 48185

January 3, 2021

“Rob came to the house to perform a furnace inspection and routine maintenance. He was professional and personable!!! He was very considerate regarding Covid safety and kept his mask on the entire time. First time using Harriman and will definitely use again and definitely refer to family and friends.”

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Gas Furnace Maintenance in Livonia, MI 48152

December 15, 2020

“Service Tech – John G. Very helpful. Keeps work area clean. Excellent personality. Respectful of customer property and customer well being. John knew his job, was efficient and explained the service performed.”

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Gas Furnace Maintenance in Northville, MI 48167

December 14, 2020

“John G was professional and courteous. We hope to see him again for our next yearly maintenance.”

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Gas Furnace Maintenance in Ann Arbor, MI 48103-9679

December 13, 2020

“Hello, Jason S. was my service person today for a routine annual furnace service call.  He was courteous efficient and answered a couple of questions I needed to know.  Thank you for hiring such wonderful respectful persons. Karen Kerns6655 Jackson rd., #697Ann Arbor, MI  48103″

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Gas Furnace Maintenance in South Lyon, MI 48178

December 8, 2020

“Technician John G did an excellent job for us today (8 DEC 2020). He was professional, prompt, and knowledgeable. We will ask for him next time.”

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Gas Furnace Maintenance in Ypsilanti, MI 48197

December 8, 2020

“Jason was professional and provided me with useful information about my furnace.”

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Maintenance in Whitmore Lake, MI 48189

December 3, 2020

“Great company, guys are always very informative and answer all my concerns. Service and all staff are great. Highly recommend”

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Gas Furnace Maintenance in Northville, MI 48168

December 3, 2020

“Damon M. was the tech that services our furnace. He was very professional, courteous and highly qualified and helpful. He answered all my questions. Didn't feel rushed at all. A very nice visit. Thank you, I. Pauley”

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Gas Furnace Maintenance in Romulus, MI 48174

December 2, 2020

“Very thankful for Jason's prompt and complete service. He was knowledgeable, courteous, and thorough. I appreciated his look to the future of maintenance on furnace and AC.”

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Gas Furnace Maintenance in Madison Heights, MI 48071

November 25, 2020

“Technician, John G….very thorough…went over few items he felt would definitely improve my furnace productivity. Will likely consider doing at least 2 of recommendations he made, hopefully by spring.”

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Gas Furnace Maintenance in Canton, MI 48187

November 23, 2020

“Jason S. was professional and knowledgeable.”

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Gas Furnace Maintenance in Redford Township, MI 48239

November 18, 2020

“Once again received excellent, professional service from Justin during fall furnace maintenance.”

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Gas Furnace Maintenance in Northville, MI 48168-2017

November 18, 2020

“fine”

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Gas Furnace Maintenance in Dearborn, MI 48128

November 17, 2020

“Not only did Jason do the service exceptionally, but he also explained everything and made sure I didn't have any questions.”

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Gas Furnace Maintenance in Westland, MI 48185

November 17, 2020

“I was very impressed with John’s professionalism and knowledge of his work. I called for service because my thermostat stopped working and he came promptly the next day. Not only did he take care of my thermostat problem, but he checked out my furnace too.”

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Gas Furnace Maintenance in Livonia, MI 48152

November 17, 2020

“Daman was great!”

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Gas Furnace Maintenance in Ann Arbor, MI 48105

November 13, 2020

“John G. was our tech. He also did my A/C tune up last summer. He's fantastic. Very personable great knowledge base and does what's necessary for the task at hand. He made sure to also point out other items that we should take care of to ensure our system runs as it should. Very happy…

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Gas Furnace Maintenance in Grosse Ile, MI 48138

November 13, 2020

“Jason was very friendly, not pushy. I did buy a maintainance package as my furnace is getting old. He did more with checking everything than any other repairman has done. I was impressed.”

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Gas Furnace Maintenance in Canton, MI 48187

November 12, 2020

“The technician who responded to our call was excellent. His name is Damon M. I first noticed how careful he was to take proper health precautions, wearing a mask, and putting shoe coverings on before entering the house. He was friendly, personable, professional and carefully considered all possible concerns. Thank you for getting our heat…

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Gas Furnace Maintenance in Livonia, MI 48154

November 11, 2020

“I would definitely recommend your company to my family and friends in the future. My technician, Damon, was not only very personable but most importantly very knowledgeable. I had no doubt that when he left, my furnace had been thoroughly checked and it should be operating well for the upcoming winter months. I would definitely…

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Gas Furnace Maintenance in Farmington Hills, MI 48336

November 10, 2020

“The technician, Damon, was prompt, courteous, pleasant and professional. He recommended the installation of a Surge Protective Device and explained the rationale for the installation. I bought it on his recommendation. He is an asset to your organization.”

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Gas Furnace Maintenance in Farmington Hills, MI 48331

November 9, 2020

“Damon M. came out to service our furnace for our annual maintenance. Friendly attitude. Provided good overview of services.”

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Gas Furnace Maintenance in Northville, MI 48167

November 9, 2020

“Arrived on time, was courteous, answered my questions and, provided some new information.”

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Gas Furnace Maintenance in Livonia, MI 48154

November 7, 2020

“Harriman Heating performed the annual furnace maintenance and cleaning. John was the technician. The cleaning and inspection was extremely thorough and involved a second technician supervisor. They concluded that my furnace would probably need to be replaced soon, but was not in immediate danger of failure. This will help me plan to replace my unit…

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Gas Furnace Maintenance in Taylor, MI 48180-8102

November 4, 2020

“Robert was very professional and efficient. He answered all our questions and installed the surge protector in a timely manner.”

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Gas Furnace Maintenance in New Hudson, MI 48165

November 4, 2020

“John (Gnass)? Did an excellent job today with maintenance on our new furnace from you which was installed last year. He was friendly, efficient and recommended a surge protector which he did install. I also appreciated the call from the office notifying me when he was on his way.”

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Gas Furnace Maintenance in Milford, MI 48380

October 30, 2020

“Today I had my annual yearly maintenance check up on my gas furnace by Robert. He was very professional and an enjoyable young man. He is an asset to your company, and I give him a high five! Thank you for getting to me sooner than my scheduled appointment which was to be next week.…

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Gas Furnace Maintenance in Livonia, MI 48152

October 29, 2020

“Could not have asked for anyone as nice or can do the work as well.Harvey Karp and I am very satisfied.”

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Gas Furnace Maintenance in New Hudson, MI 48165

October 29, 2020

“My experience with Harriman was wonderful from the initial phone call to end of the maintenance service. The technician Robert was wonderful. He was polite and helpful. I will definitely use them again and will recommend them to my family and friends.”

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Gas Furnace Maintenance in Ypsilanti, MI 48197

October 29, 2020

“Robert did a very good and thorough job today on my furnace, cleaning and checking.”

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Gas Furnace Maintenance in Birmingham, MI 48009

October 27, 2020

“Jon and Al were very professional and answered all my concerns. I would recommend them to friends and family.”

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Gas Furnace Maintenance in Troy, MI 48098

October 23, 2020

“Was pleased that my wife's call for service was immediately scheduled for the next day. Initially was disappointed when the requested service call was canceled the morning of the scheduled day (but understand why: misunderstanding). Very pleased the visit was rescheduled for the day originally promised after I called. Jon was very knowledgable, diligently examined…

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Gas Furnace Maintenance in South Lyon, MI 48178

October 15, 2020

“I had Jon Harriman and Jason our to clean our furnace. They noticed we had erosion on our water heater and we were able to get out in front of a catastrophic event by scheduling a replacement. They were very nice and helpful.”

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Gas Furnace Maintenance in Ypsilanti, MI 48197

October 13, 2020

“We had our annual furnace inspection/cleaning done today by Brent. The knowledge and professionalism shown by him is the reason we have continued to use Harriman for our HVAC needs. He gave me a few tips on the most efficient way to run our systems and some other features that we can add on in…

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Gas Furnace Maintenance in Livonia, MI 48154

October 13, 2020

“Robert was kind and patient with me explaining our situation. Which, as it turns out, was nothing. He's right, our air filter needs replacement (done on Holloween). See you next spring for a check up on the Air Conditioner.”

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Gas Furnace Maintenance in Livonia, MI 48152

October 11, 2020

“Very professional and explained service. Jason S and John H”

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Gas Furnace Maintenance in Livonia, MI 48152

October 9, 2020

“Robert was very polite and seemed to do a great job. Answered all our questions.”

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Air Conditioner Maintenance in Commerce Twp, MI 48390

October 8, 2020

“Robert was great very professional and informative.”

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Gas Furnace Maintenance in Royal Oak, MI 48073

October 2, 2020

“Justin seemed to know the furnace business well, was polite, patient, and thorough. I plan to have Harriman’s do a small upgrade to my furnace later this fall.”

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Gas Furnace Maintenance in Farmington Hills, MI 48335

September 28, 2020

“Jon, and Chuck were on time, professional with their introduction. Entered our home, and stayed within the guidelines for Social Distance safety. After the furnace cleaning, they provided clear explanation of today's service, available warranties, and advice for future maintenance/service. We are very pleased with today's visit, and will call upon Harriman in the future.”

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Gas Furnace Maintenance in Westland, MI 48186

September 28, 2020

“Robert arrived at my home promptly after being notified by the office. He asked a few general questions about my heating/cooling experiences in my home and then proceeded to inspect my furnace per the terms of my maintenance plan. He was very personable and easy to talk with. Once the job was complete he advised…

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Air Conditioner Maintenance in Royal Oak, MI 48073

September 26, 2020

“everything was done to satisfaction and suggested some upgrades for better service which i declined.”

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Gas Furnace Maintenance in South Lyon, MI 48178

September 23, 2020

“Justin was very professional and explained in detail what needed to be done to ensure a long life from my newer furnace that was in-properly installed by another dealer”

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Gas Furnace Maintenance in Plymouth, MI 48170

September 22, 2020

“Jon Harriman was very polite and professional! He was right on time and very knowledgeable on his work! Thank you for the help Jon!!”

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Air Conditioner Maintenance in West Bloomfield, MI 48386

September 21, 2020

“Jon and Al Harriman did a fine job in performing my annual tune up. I am confident that I will not have say issues with my furnace or AC.”

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Air Conditioner Maintenance in Rochester Hills, MI 48307

September 19, 2020

“Jon & Al did a GREAT job of cleaning and advising on A/C unit!”

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Gas Furnace Maintenance in Novi, MI 48375

September 18, 2020

“Thorough review of my current unit, pointed out the issues as he addressed them. Good experience.”

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Gas Furnace Maintenance in Canton, MI 48188

September 17, 2020

“Jon Harriman was courteous and helpful in trying to figure out our humidity issue with a new furnace and AC unit.”

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Air Conditioner Maintenance in Livonia, MI 48152

September 13, 2020

“Air Conditioner ("AC") tune up was done by John G on my outside AC; he was very knowledgable about ACs and did a fine job. John G. encouraged me to get a surge protector for my AC; he convinced me that it was needed so I got one put on. I felt it was too…

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Air Conditioner Maintenance in South Lyon, MI 48178

September 11, 2020

“John G. was very efficient and very personable. Definitely a good representative for your company.”

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Air Conditioner Maintenance in Livonia, MI 48152

September 9, 2020

“James did a great job! I've been using Harriman's for 3 years and they never disappoint!”

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Air Conditioner Maintenance in New Boston, MI 48164

September 8, 2020

“Justin's service is good. He represents Harriman well. Glenn”

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Air Conditioner Maintenance in Novi, MI 48377

September 4, 2020

“John was very professional and explained everything that he did as well as explain additional services.”

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Air Conditioner Maintenance in Canton, MI 48187

September 3, 2020

“We had a complementary AC maintenance system with Harriman this summer. John quickly came and checked all aspects of the system, giving me recommendations and suggestions along the way. His service was excellent and on point! I ended up installing a power surge suppressor in my compressor just to increase the life of my investment.…

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Air Conditioner Maintenance in Livonia, MI 48150

September 2, 2020

“John came out right on time, properly masked, using shoe covers when inside. Professional, courteous, efficient. Recommended surge protector after noticing some anomalous readings, and I did have him install one.”

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Air Conditioner Maintenance in Westland, MI 48185

August 28, 2020

“Great, efficient, on time, Courteous And on their way!”

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Air Conditioner Maintenance in Milford, MI 48380

August 18, 2020

“Always have such quality work and pleasant people to deal with. Had my yearly air conditioning maintenance done today by Brent. He was very thorough and pleasant and answered many questions I asked. Glad today for him it wasn't so hot and humid. Harriman has been done good by me and very pleased. Kuddo's to…

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Air Conditioner Maintenance in Northville, MI 48167

August 12, 2020

“Very thorough and curtious highly recommended!”

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Air Conditioner Maintenance in Westland, MI 48186

August 11, 2020

“John G. was the technician that serviced my air conditioner for its yearly maintenance check-up. Prior to his arrival, I received a call advising me that John G. was on his way. Following his arrival, he entered my home with a protective mask (COVID-19) and also put on shoe booties to protect my flooring. He…

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Air Conditioner Maintenance in Other, MI 48127

July 10, 2020

“John G. was Very professional and informative. I will definitely recommend your company…”

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Air Conditioner Maintenance in West Bloomfield, MI 48322

July 9, 2020

“John G was very professional and information regarding my unit. Was a great help!”

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Air Conditioner Maintenance in Dearborn, MI 48128

July 8, 2020

“I was very pleased with my air conditioning maintenance service with Harriman tech John. He was very professional, efficient and informative. I was looking for a company I can trust after a prior disastrous experience. I would highly recommended!”

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Air Conditioner Maintenance in Westland, MI 48186

July 5, 2020

“John was awesome!”

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Air Conditioner Maintenance in Farmington Hills, MI 48336

June 30, 2020

“Justin was courteous, professional, knowledgeable and punctual. What more could you ask for.”

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Air Conditioner Maintenance in Westland, MI 48185

June 26, 2020

“I must say that I had a really pleasurable experience with the gentleman that performed maintenance on my air conditioning unit today. John Gnass was the technician. As he checked the system, he explained the entire process. I was very happy and John earned an A+.”

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Air Conditioner Maintenance in Livonia, MI 48154

June 26, 2020

“Tech John G was incredible! I was reluctant to have service done because of the pandemic but he arrived, put on mask, gloves, shoe coverings & got the job done! Very professional, knowledgeable, friendly & efficient!! Thank you John & Stay Safe!”

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Gas Furnace Maintenance in Westland, MI 48185

June 25, 2020

“We love Harriman! They have been great to us over the years. John is always professional and efficient.”

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Furnace Inspection Maintenance in Wayne, MI 48184

June 23, 2020

“Great communication. On time, respectful and polite. John G did a great job.”

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