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>

Get matched with top heating oil pros in Lilbourn, MO

Q: What factors affect servicing costs?

• <div><p>Costs depend on system age, type, labor, and whether part replacements are necessary.</p></div>

Q: How often should I have my HVAC system serviced?

• <div><p>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. </p></div>

Q: How long does geothermal servicing take?

• <div><p>Most maintenance checks take 2-5 hours, though extensive repairs may take longer.</p></div>

Q: Can I service my geothermal system myself?

• <div><p>DIY maintenance like filter cleaning is possible, but professional servicing ensures proper pressure, refrigerant levels, and loop performance.</p></div>

Enter your ZIP and get matched with up to 5 pros

Verified Reviews for Heating Oil Service pros in Lilbourn, MO

*The Angi rating for Heating Oil Service companies in Lilbourn, MO 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 Lilbourn, MO 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 October 22, 2025

Reviewed in September 2018
He was able to come out in 24 hours to replace the water heater. He took care of the old water heater. Everything went smoothly.
Anytime Plumbing Services
Request a quote
Reviewed in April 2017
The service was free. He offers a one time fee for a lifetime of oil changes. It's about the price of 5 oil changes, but it's for the lifetime of your vehicle, or as long as you own it. You can't hardly beat it. After the 5th oil change, they're all free. I appreciate them and they're great...
O'Kean Automotive Services, Inc.
Request a quote
Reviewed in December 2013
Diagnosed the problem with my heat pump, explained how the heat pump heats, cools and what my options were. The process went fine no problems, issues, or concerns.
Jim's Heating & Cooling
Request a quote
Reviewed in March 2012
They did a great job. This house was like a cottage and had just baseboard heater, so they had to do all the running of the pipes and everything. It was not replacing a different system, but was like a brand new system. We did a lot of looking in the Yellow Pages and getting quotes and comparing...
Nrg Mechanical LLC
Request a quote
Reviewed in March 2011
the Job went very good. We were remodling home, so he came in and insullated from the outside of home because we were not removing sheet rock inside of home so removed the vinyl and cut small holes and blowed the insutlation in between each joint. He then went to the attic and sprayed and r-32 i...
DANVILLE INSULATING CO
Request a quote
Reviewed in July 2005
THIS COMPANY WAS VERY BUSY BUT GOT TO US VERY QUICKLY. THEY FIXED THE HEATING ELEMENT AND WE WERE UP AND COOKING AGAIN. THEY WERE VERY KNOWLEDGEABLE ABOUT OUR OVEN AND DID A WONDERFUL JOB. THEY WERE FAST, FRIENDLY AND VERY POLITE.
2ND TIME AROUND
Request a quote

Find Heating oil pros in Lilbourn

No results for Heating Oil in

Try adjusting your search criteria.

Heating Oil questions, answered by experts

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.

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.

Most maintenance checks take 2-5 hours, though extensive repairs may take longer.

DIY maintenance like filter cleaning is possible, but professional servicing ensures proper pressure, refrigerant levels, and loop performance.

The homeowners guide to home care is here

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

Kat Brancato
•
Oct 10, 2025Oct 10, 2025
How Much is the Average Electric Bill? [2025 Data]
How much is the average electric bill in the United States? Learn how much the average electric bill costs in your state and ways to reduce it.
Lisa Gauthier Mitchison
•
Oct 21, 2025Oct 21, 2025
How Much Does It Cost to Replace Light Switches? [2025 Data]
Updating broken and outdated light switches isn't as tricky as you might think. We'll cover the considerations and cost to install a light switch in this guide.
Ginny Bartolone
•
Sep 26, 2025Sep 26, 2025
How Much Does It Cost to Upgrade an Electrical Panel? [2025 Data]
Looking to size up your electrical system to cover higher usage and improve efficiency? Use this guide to see the cost to upgrade an electrical panel.
Deirdre Sullivan
•
Oct 20, 2025Oct 20, 2025
Single-Pole vs. Double-Pole Switch: What’s the Difference?
Different types of switches can go beyond the basics of controlling lights. Learn the key differences between a single-pole vs. double-pole switch.
Kyle Schurman
•
Oct 1, 2025Oct 1, 2025
How to Tell If a Breaker Is Tripped: Everything You Need to Know
You may be able to diagnose a simple electrical issue yourself with our easy-to-use tips for learning how to tell if a breaker is tripped.
Allie Ogletree
•
Sep 30, 2025Sep 30, 2025
How To Wire Outlets And Lights On The Same Circuit
To wire outlets and lights on a single circuit, you need experience with electricity. Keep reading to learn how to wire outlets and lights on the same circuit.