How often should I service my HVAC?

• <div><p>Your HVAC manufacturer will give you instructions on how often you should service your system. Have your unit professionally serviced at least once a year when in doubt. </p><p>Heat pump systems are different because they provide heating and cooling solutions for your home. In this case, you should have it serviced at least twice a year.</p></div>

Do you need backup heat with geothermal?

• <div><p>If a geothermal heat pump is installed correctly, then you shouldn’t have to worry about having a backup heat source such as a <a href="https://www.angi.com/articles/furnace-and-heating-basics.htm">furnace</a> or oil boiler. However, there are geothermal systems installed that include a backup in case the heat pump fails due to extreme cold. This is simply a backup heat pump you’ll likely never need and not an alternative heat source.</p></div>

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TRUSTED BY LAKE PRESTON, SD HOMEOWNERS

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Verified Reviews for Heating Oil Service pros in Lake Preston, SD

*The Angi rating for Heating Oil Service companies in Lake Preston, SD is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating Oil Service needs.

*The HomeAdvisor rating for Heating Oil Service companies in Lake Preston, SD is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating Oil Service needs.

Last update on November 25, 2025

Reviewed in August 2023
Don't use Venmo if paying with a credit card. Some treat it as a cash advance, and charge 30 %. That's not Jeremy's fault. I would definitely hire him again. He did all the work alone, and in some serious heat. He really cares about his customers, and it shows. I can't recommend him higher.
Vision Lines Painting
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Reviewed in April 2020
Matt came out and inspected our house on 4/10/2020 for a potential buyer. Not sure if he is racist and if that's why he gave us the most derogatory report! He came 20 minutes early when my husband and I were just leaving and my husband talked to him a little. My husband is Hispanic and has a...
HOUSEMASTER, Sioux Falls, SD Area
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Reviewed in September 2013
got my oil changed, topped off the other fluids and always does a quick inspection
SPECIALTY AUTOMOTIVE
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Reviewed in July 2013
They were so prompt, they wanted to come a day early. The water heater was installed perfectly by noon.
Courtesy plumbing
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Reviewed in March 2012
Perry Electric A/C & Heating have always been very professional and they do a good job.
Perry Electric Inc
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Reviewed in March 2012
I like that they are very responsive. But do not like that they had to make 7 separate repair trips, in which they left a wire unplugged, and resulted in us not having heat during the winter. With our experience, we will not be using them again in the future.
KALINS INDOOR COMFORT
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Find Heating oil pros in Lake Preston

Nystrom Services Inc.

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Nystrom Services Inc.

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22 years of experience

Working on Heating and air conditioning equipment, water heaters both gas and electric, repair plumbing, air indoor qualit yand filtration systems

Heating Oil questions, answered by experts

Yes, including optimizing settings and suggesting upgrades if needed.

Costs depend on system age, type, labor, and whether part replacements are necessary.

Your HVAC manufacturer will give you instructions on how often you should service your system. Have your unit professionally serviced at least once a year when in doubt.

Heat pump systems are different because they provide heating and cooling solutions for your home. In this case, you should have it serviced at least twice a year.

If a geothermal heat pump is installed correctly, then you shouldn’t have to worry about having a backup heat source such as a furnace or oil boiler. However, there are geothermal systems installed that include a backup in case the heat pump fails due to extreme cold. This is simply a backup heat pump you’ll likely never need and not an alternative heat source.

For most systems, an annual HVAC system service is more than enough. Some homeowners prefer a twice-a-year visit to ensure the system is ready for the upcoming summer and winter seasons. If you need to call an HVAC pro more often than this, it may be time to check if your system is getting old enough for a replacement.

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