AC Tune-Up and Maintenance In DE, PA, & MD
Coming home to a hot house is never pleasant—especially when you’re paying to keep it comfortable!
The EPA, US Department of Energy, ENERGY STAR, and local utility companies recommend annual air conditioner tune-ups to increase your cooling system’s efficiency. A tune-up of your air conditioning system can pay for itself over time and means your unit is less likely to break down when it’s needed most. Optimal performance increases efficiency, which gives us what we are all looking for these days…savings on energy bills. Regular maintenance also increases the lifespan of your equipment, and in the process of performing a tune-up, our technicians can give you an idea of how long your system may take before considering replacement.
Whether you own a central air conditioning unit, heat pump, or even a ductless mini-split, Hillside’s HVAC technicians have the training, certifications, and knowledge to tune up these cooling systems.
Call us at 302-738-4144 (DE&PA) or 410-398-2146 (MD) if your air conditioning system makes loud or strange noises.
What’s Included in AC Tune-Up?
Preparing your air conditioner for the summer is easy with Hillside Heating & Cooling’s annual A/C Tune-Up. Our comprehensive 15+ point inspection and cleaning service will remove dirt and debris that have accumulated within your system over the year, ensuring it operates efficiently. This not only improves your system’s performance, helping you save on utility bills, but also helps prevent unexpected breakdowns. Schedule your tune-up today to ensure your A/C is ready for the heat!
Hillside’s HVAC standard air conditioner tune-up includes:
- Clean condenser coil
- Clean indoor coil (where accessible)
- Oil and inspect motors
- Inspect wiring and tighten electrical connections
- Check capacitor
- Check contactor
- Check and change the air filter (customer-supplied)
- Clear condensate drain line
- Inspect refrigerant lines connections
- Check system refrigerant charge
- Check the thermostat for proper operation
- Check supply and return air temperatures
- Check the amp draw of the compressor
- Check the amp draw of the condenser motor
- Check the amp draw of the blower motor
REQUEST AC TUNE-UP
This contact form does not substitute for a service call request. Please call our office 302-738-4144 or 410-398-2146. Thank You.
SCHEDULE YOUR AC TUNE-UP TODAY!
Schedule your air conditioning tune-up today if your air conditioning system makes loud or strange noises. Call us at 302-738-4144 (DE&PA) or 410-398-2146 (MD) to ensure your AC is ready for the heat!
Hillside's A/C Tune-Up Service Areas
A/C Tune-Up Company in New Castle County, DE
A/C Tune-Up Company in Cecil County, MD
A/C Tune-Up Company in Southern Chester County
Join Over 5000 Customers Who Trust Hillside For
- Modern Energy-Efficient Products
- Exceptional Customer Service
- Fast and Flexible Scheduling
- Up-Front and Fair Pricing
- Industry Leading Warranties
- Excellent Service and Maintenance Plans
- Courteous and Professional Technicians
- Over 70 Years of Industry Expertise
THE TRUSTED COMFORT EXPERTS OF DE, MD, & PA
WE LOVE OUR CUSTOMERS
All of our work is guided by three generations of family attitudes and values – respect, loyalty, integrity, accountability, honesty, kindness. We pride ourselves on building excellent relationships with our customers, some of whom we have served for decades, and then gone on to serve their children for decades. Above all, we know what it’s like to be a customer and how we’d like to be treated.
That’s why we’re so honored to have received thousands of glowing ratings, reviews, recommendations, and testimonials from our heating and cooling customers. It means the care we put into our work shows through, and that we truly are doing customer service right.
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Joe RoachJanuary 29, 2025recommends
Hillside is great for both repairs and major system replacements. Reasonable prices and great service!Posted on Facebook![]()
Lauren RiebelNovember 26, 2024recommends
This was our first time using this company & we will absolutely be using them again. Our technician was extremely knowledgeable & friendly. He really took the time to explain everything to us & didn’t try to sell us something new. I would 100% recommend this company to anybody in the area for any of your heating and cooling needs.Posted on Facebook![]()
Wendy LewisJuly 25, 2024recommends
My technician, Michael Fields II, assures me that all is well with my systems. I trust his assessment so feel confident that we will stay cool this summer and be warm this winter. He was polite, friendly, considerate, and EXTREEMLY popular with my pets. Bodhi and Baxter, one of the 2 dogs and one of the 2 cats, were very happy to follow him everywhere in the house. All 4 pets waited for him each time he went outside and made sure to get pets upon his return. I love that Michael came back this year and continues to take care of my systems as his father did before him. Very cool! Many thanks, and the crew looks forward to his return!Load more
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R MAugust 25, 2026
Very professional. Highly recommendPosted on Google![]()
Brandon ElmanAugust 17, 2026
Justin from Hillside came out to do a tune-up on our heat pump with auxiliary oil and replace a fuel gauge. He was very helpful in answering questions and service was fast, professional, and affordable.Posted on Google![]()
Aaron WrightAugust 12, 2026
Great service by great people. Highly recommended.Load more
Proudly Serving New Castle County, DE, Cecil County, MD and Southern Chester County, PA.