Heat Pump Services in Greater Austin
Need reliable heat pump service now? We repair, replace, and maintain heat pumps across the Greater Austin area. Since 1977, McCullough Heating & Air Conditioning has delivered honest guidance and transparent pricing, backed by a 4.8 rating from 3,091 reviews. We specialize in efficient systems that fit Central Texas homes. Serving Greater Austin, including Austin, Round Rock, and Cedar Park. Get a quick estimate or book service online today, and be ready before summer heat or a winter cold snap.
Special Offers & Promotions
Claim a 30% tax credit on installation expenses for qualifying air-source heat pumps, up to $2,000.
- 30% tax credit
- max $2,000 credit
Federal Inflation Reduction Act (IRA) residential tax credit: 30% of cost for qualifying electric or natural gas heat pumps, up to $2,000 maximum credit.
- Must meet highest efficiency tier / program requirements
30% federal tax credit (IRA/25C) for electric or natural gas heat pump installations, up to $2,000.
- up to $2,000 maximum credit
Why Choose Us
What Our Customers Say
"My new heat pump system works great and it's insanely quiet!"
"McCullough exceeded my expectations for service. The system is very efficient."
"Joel Galvan was communicative and personable and replaced the heat pump efficiently."
Answers to Common Questions
View All FAQsWhy Is My Heat Pump Running But Not Cooling Properly?
Your heat pump is likely running but not cooling due to one of a few common issues: a clogged air filter, incorrect thermostat settings, low refrigerant, dirty coils, a failing fan motor, or an electrical problem. Our Austin-area techs inspect, clean, calibrate, and repair these items, including refrigerant checks, thermostat calibration, coil cleaning, electrical repairs, and compressor service.
Quick checks:
- Set the thermostat to Cool and lower than room temperature.
- Replace the air filter.
- Clear leaves and debris around the outdoor unit.
Updated: 2026-01-08 00:00:00
Need help in Del Valle, TX? Call (512) 588-5937 or book online.
"The system is working great and is very efficient." — Scott H.
[0] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURNMGJIdG93RRAB!2m1!1s0x0:0x66ea2973ab642106!3m1!1s2@1:CIHM0ogKEICAgIDM0bHtowE%7CCgwIprrKqQYQkOS-0gI%7C?hl=en-US[1] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSURkdTVLZlp3EAE!2m1!1s0x0:0x66ea2973ab642106!3m1!1s2@1:CIHM0ogKEICAgIDdu5KfZw%7CCgwI_6_4rgYQiOSz-wI%7C?hl=en-US[2] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURCdmNXMTZ3RRAB!2m1!1s0x0:0x66ea2973ab642106!3m1!1s2@1:CIHM0ogKEICAgIDBvcW16wE%7CCgwI4-S8rwYQsMzwggI%7C?hl=en-US[3] https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSUNiXzdXTHV3RRAB!2m1!1s0x0:0x66ea2973ab642106!3m1!1s2@1:CIHM0ogKEICAgICb_7WLuwE%7CCgwI-43euQYQsK73gwI%7C?hl=en-GB[4] https://coolmenow.com/ac-installation-cedar-park-tx/[5] https://coolmenow.com/ac-installation-lakeway-tx/[6] https://coolmenow.com/heating-services/furnaces/furnace-repair/[7] https://coolmenow.com/all-offers/all-cooling-offers/[8] https://coolmenow.com/ac-installation-barton-creek-tx/[9] https://coolmenow.com/heating-services/heat-pumps/heat-pump-repair/[10] https://coolmenow.com/heating-services/heat-pump-maintenance/[11] https://coolmenow.com/sun-city-tx/
Helpful Tips & Maintenance Advice
View All BlogsWest Lake Hills Heat Pump Reset Tips for Better Cooling
Estimated Read Time: 9 minutes
Is your home not cooling like it should? Before you assume a major breakdown, try this safe, step‑by‑step guide on how to reset your heat pump AC unit. A proper reset can clear minor errors, restore airflow, and save a service call. If you prefer a pro to handle it,...
Dripping Springs, TX Heat Pump Maintenance Tips to Prevent Failures
Estimated Read Time: 14 minutes
Heat pump maintenance is the simplest way to prevent mid‑season failures, outages, and high energy bills. If you want reliable comfort all year, a basic heat pump maintenance plan beats emergency repairs every time. In this guide, we show Austin‑area homeowners exa...
Weir TX Heat Pump Replacement: When to Swap Yours
Estimated Read Time: 9 minutes
If you are weighing heat pump replacement, you are likely dealing with rising bills, uneven rooms, or frequent repairs. In this guide, we show you how to decide when to replace your heat pump and air handler, what the upgrade solves, and how to save with tax credits...
Where We Work
What areas do you serve for heat pump?
We serve the Greater Austin region, including Austin, Round Rock, and Georgetown. See the full list of communities we cover below.