HVAC Maintenance in Greater Milwaukee Area
Need reliable HVAC maintenance now? Our screened, certified technicians provide thorough, white glove tune-ups to keep your system efficient and safe. Serving the Greater Milwaukee Area, including Milwaukee, Waukesha, and Wauwatosa. We back our work with a 4.6 rating from 1,236 reviews and Wisconsin HVAC License #1453339. Same-day service when possible, with fully stocked trucks. Schedule your seasonal check before summer heat or winter freeze. Call or book online today.
Special Offers & Promotions
$99 Furnace Clean & Check.
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$99 AC Clean & Check.
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Why Choose Us
What Our Customers Say
"Very thorough and professional. Performed annual A/C maintenance and kept me informed."
"HVAC inspection done. Very professional, honest, and personable service."
"Just a tune up today. Shawn was knowledgeable and very transparent."
Answers to Common Questions
View All FAQsWhat Is Preventive Maintenance for HVAC Systems and Why Is It Important?
Preventive HVAC maintenance means scheduled tune-ups to inspect, clean, test, and adjust your system before problems start. It matters because it improves safety, efficiency, and reliability, and catches issues early for steady comfort in Milwaukee and Waukesha. Typical tasks include tightening electrical connections, checking thermostat and temperature split, cleaning coils, flushing condensate drains, monitoring refrigerant and leaks, replacing filters, lubricating moving parts, and inspecting the heat exchanger and burners with gas-pressure checks. Options include $99 seasonal tune-ups or the VIP Gold Star Plan with 3 visits/year at $249 plus $71 per extra system.
<br/><br/> Updated: 2025-12-24 <br/><br/> Need help in Eagle, WI? Call (262) 297-3186 or book online.
"Outstanding service from start to finish!" — Justin B.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUN1NUtmRnVBRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgICu5KfFuAE%7CCgwI8bSJlwYQyIrxkwM%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnTURBNDdYTDdBRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgMDA47XL7AE%7CCgwI38KtvQYQ6Nq2wAI%7C?hl=en-GB[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUQ3dGF5cGhnRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgID7tayphgE%7CCgsIm8OztgYQkL6IDQ%7C?hl=en-US[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tSTllrTndjRXQwVWxObU1FRlZPRTFpYjJKVVpVRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CAIQACodChtycF9oOkRNYkNwcEt0UlNmMEFVOE1ib2JUZUE%7C0cJhyx1dYyQ%7C[4] https://calloverthemoon.com/hvac/ductwork/[5] https://calloverthemoon.com/heating-services/installation-replacement/[6] https://calloverthemoon.com/hvac/thermostats/[7] https://calloverthemoon.com/heating-services/furnaces/[8] https://calloverthemoon.com/air-conditioning-services/[9] https://calloverthemoon.com/heating-services/heat-pumps/[10] https://calloverthemoon.com/air-conditioning-services/ac-tune-up/[11] https://calloverthemoon.com/heating-services/repair/What Is Included in a Typical HVAC Tune-Up Service?
An Over the Moon HVAC tune-up covers safety, cleaning, and performance checks. Technicians tighten electrical connections, check thermostat operation, measure temperature difference, flush condensate drains, and lubricate moving parts. For AC: clean condenser coils, monitor refrigerant pressures/temps, clean drains/pans/pumps, check for leaks, and clean the accessible evaporator coil. For heating: inspect the heat exchanger, clean burner and ignition parts, monitor flue draft, and adjust gas pressure while checking for leaks. Filter service and startup/operation tests are included for Waukesha homes. <br/> <br/> Updated: 2025-12-24 <br/> <br/> Need help in Eagle, WI? Call (262) 297-3186 or book online.
"Shawn M. Was knowledgeable and very transparent with any issues that arose or potential future issues." — Trevor K.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUN1NUtmRnVBRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgICu5KfFuAE%7CCgwI8bSJlwYQyIrxkwM%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnTURBNDdYTDdBRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgMDA47XL7AE%7CCgwI38KtvQYQ6Nq2wAI%7C?hl=en-GB[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUQ3dGF5cGhnRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgID7tayphgE%7CCgsIm8OztgYQkL6IDQ%7C?hl=en-US[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tSTllrTndjRXQwVWxObU1FRlZPRTFpYjJKVVpVRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CAIQACodChtycF9oOkRNYkNwcEt0UlNmMEFVOE1ib2JUZUE%7C0cJhyx1dYyQ%7C[4] https://calloverthemoon.com/hvac/ductwork/[5] https://calloverthemoon.com/heating-services/installation-replacement/[6] https://calloverthemoon.com/hvac/thermostats/[7] https://calloverthemoon.com/heating-services/furnaces/[8] https://calloverthemoon.com/air-conditioning-services/[9] https://calloverthemoon.com/heating-services/heat-pumps/[10] https://calloverthemoon.com/air-conditioning-services/ac-tune-up/[11] https://calloverthemoon.com/heating-services/repair/What Is Included in a Typical AC Tune Up Service?
An AC tune-up service includes a systematic inspection, cleaning, and adjustment of your cooling system to restore efficiency, reduce breakdown risk, and extend equipment life. Most performance losses come from dirt buildup and airflow issues, so technicians focus on airflow, electrical health, and safe operation first. Our team follows a precise checklist on every visit, and we regularly perform these checks for homeowners in and around Merton.
What a typical AC tune-up covers:
- Inspecting and cleaning ducts to improve airflow
- Checking thermostat settings and making needed adjustments
- Examining electrical connections for safety and efficiency
- Testing startup, normal operation, and shutdown sequences
- Cleaning or replacing air filters for better air quality and performance
- Lubricating moving parts to reduce friction and wear
If your system short cycles, runs longer than normal, or airflow feels weak, schedule a tune-up before peak heat to prevent bigger repairs. <br/> Updated: 2026-03-31 <br/> Need help in Merton, WI? Call (262) 297-3186 or book online.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSURDNm9XRVlnEAE!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgIDC6oWEYg%7CCgwI5tjdqwYQ6K-ZhgM%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNCbklXYjVBRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgICBnIWb5AE%7CCgwI88CCnQYQ6PTsuQI%7C?hl=en-US[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURoc0x5UjBBRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgIDhsLyR0AE%7CCgwI5pvznwYQoKGk0gE%7C?hl=en-US[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUQ3dGF5cGhnRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgID7tayphgE%7CCgsIm8OztgYQkL6IDQ%7C?hl=en-US[4] https://calloverthemoon.com/hvac/indoor-air-quality/[5] https://calloverthemoon.com/heating-services/furnaces/[6] https://calloverthemoon.com/hvac/thermostats/[7] https://calloverthemoon.com/about-us/membership/[8] https://calloverthemoon.com/air-conditioning-services/[9] https://calloverthemoon.com/heating-services/repair/[10] https://calloverthemoon.com/air-conditioning-services/ac-tune-up/[11] https://calloverthemoon.com/How much does HVAC maintenance typically cost for homeowners?
Most Over the Moon homeowners pay $99 per visit for maintenance. We offer a $99 AC Tune-Up and a $99 Furnace Clean & Check. For year-round coverage, the VIP Gold Star Plan is $249/year plus $71 for each additional system and includes three expert visits, priority scheduling, discounts, and a members-only hotline. Diagnostics are free with any repair. A technician will confirm any additional costs on site.
<br/> Updated: 2025-12-24 <br/>Need help in Eagle, WI? Call (262) 297-3186 or book online.
"He did the maintenance on my unit, was very knowledgeable and explained everything he was doing." — Joyce M.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUN1NUtmRnVBRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgICu5KfFuAE%7CCgwI8bSJlwYQyIrxkwM%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnTURBNDdYTDdBRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgMDA47XL7AE%7CCgwI38KtvQYQ6Nq2wAI%7C?hl=en-GB[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUQ3dGF5cGhnRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CIHM0ogKEICAgID7tayphgE%7CCgsIm8OztgYQkL6IDQ%7C?hl=en-US[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tSTllrTndjRXQwVWxObU1FRlZPRTFpYjJKVVpVRRAB!2m1!1s0x0:0x487d57ac15b0bcb0!3m1!1s2@1:CAIQACodChtycF9oOkRNYkNwcEt0UlNmMEFVOE1ib2JUZUE%7C0cJhyx1dYyQ%7C[4] https://calloverthemoon.com/hvac/ductwork/[5] https://calloverthemoon.com/heating-services/installation-replacement/[6] https://calloverthemoon.com/hvac/thermostats/[7] https://calloverthemoon.com/heating-services/furnaces/[8] https://calloverthemoon.com/air-conditioning-services/[9] https://calloverthemoon.com/heating-services/heat-pumps/[10] https://calloverthemoon.com/air-conditioning-services/ac-tune-up/[11] https://calloverthemoon.com/heating-services/repair/How Much Does Annual HVAC Maintenance Typically Cost Homeowners?
Annual HVAC maintenance with Over the Moon typically costs $249/year with our VIP Gold Star Plan. Single seasonal tune-ups are promoted at $99 for AC and $99 for furnace; call for details. The VIP plan includes three expert visits per year, priority scheduling, a members-only hotline, discounts, and a lifetime warranty on eligible installations.
- Choose VIP for year-round care, or book individual $99 tune-ups (AC and furnace).
Need help in Eagle, WI? Call (262) 297-3186 or book online.
"Just a tune up today." — Trevor K.
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Helpful Tips & Maintenance Advice
View All BlogsWales, WI HVAC Maintenance: What Homeowners Should Expect
Estimated Read Time: 12 minutes
If your cooling bill keeps climbing or your AC sounds tired, it is time for a professional AC tune up. This guide explains exactly what to expect, how long it takes, and how a precise tune up prevents breakdowns and lowers costs. We also outline the $99 AC Tune-Up ...
Where We Work
What areas do you serve for hvac maintenance?
We serve the Greater Milwaukee Area, including Milwaukee, Waukesha, and Wauwatosa. See the complete list of communities we visit below.