Heat Pump Repair San Antonio, TX
Your heat pump stopped keeping up. We find the fault and fix it, with upfront pricing and no hidden fees.
Heat Pump Service San Antonio Homes Depend On
Heat Pump Repairs We Handle:
- Reversing Valve Testing and Replacement
- Defrost Control Board and Sensor Repair
- Refrigerant Leak Search and Charge Correction
- Compressor and Contactor Diagnostics
- Outdoor Fan Motor and Capacitor Replacement
- Thermostat and Auxiliary Heat Strip Repair
Book a Heat Pump Visit
Response within 15 minutes during business hours.
Why Heat Pumps Fail Differently Here
A heat pump does not create heat. It moves heat, and a reversing valve flips the refrigerant flow to switch between cooling and heating. The U.S. Department of Energy notes that heat pumps also run a defrost cycle to clear frost from the outdoor coil.
- Reversing Valve Switches Heating and Cooling
- Defrost Cycle Clears the Outdoor Coil
- Gulf Humidity Feeds Frost on Damp Nights
What That Means in a Mild Winter
Cooling season here runs from April into October. A heat pump in San Antonio spends most of the year in one mode, so a stuck reversing valve or a dead defrost board can sit unnoticed for months. The fault surfaces on the first cold snap.
- Faults Hide Through the Long Cooling Season
- The First Freeze Exposes Heating Problems
- Cool Air or an Iced Coil on Cold Mornings
How Our Technicians Diagnose It
We test both modes on every call, not only the one that failed. We command the reversing valve, check the solenoid, read defrost board and sensor values, and verify refrigerant pressures. Then we explain the finding and price the repair before we start.
- Heating and Cooling Modes Tested Together
- Defrost Board, Sensor, and Solenoid Checks
- Upfront Pricing Before Any Repair Begins
Signs Your Heat Pump Needs Repair
Blowing Cool Air on Heat
The system runs but the air feels cool. A stuck reversing valve is a common cause.
Outdoor Unit Iced Over
Frost that never clears between cycles often means the defrost control has failed.
Runs and Never Shuts Off
The unit never satisfies the thermostat and the house still feels cold or warm.
Auxiliary Heat Stays On
If the electric strips carry the load, the heat pump itself is not keeping up.
Hissing or Grinding Noise
A new sound from the outdoor unit can mean a failing compressor or fan motor.
Rising Electric Bills
A struggling heat pump pulls more power to hold the same indoor temperature.
How a Heat Pump Repair Visit Runs
Book Your Visit
Reach out online and we set a window, same day when the schedule allows.
Confirm the Symptom
We ask what the system is doing and when it started, then verify it at the home.
Full System Diagnosis
We test heating and cooling modes, defrost controls, refrigerant, and electrical.
Upfront Repair Quote
We explain the fault and price the repair before we begin. No hidden fees.
Repair and Verify
We finish the repair, then run both modes to confirm the system holds setpoint.
20+
Years Experience
10k+
Repairs Completed
24/7
Emergency Service
100%
Satisfaction Guarantee
Frequently Asked Questions
Why is my heat pump blowing cool air on the first cold night?
A heat pump not heating San Antonio homes on the first cold night usually traces to the reversing valve or the defrost control. The system ran in cooling mode for months, so the heating side was never tested. We check both modes and pinpoint the failed part.
Do heat pumps really work through a San Antonio winter?
Yes. Our winters are short and mild, which suits heat pumps well, and they are common in newer construction and all electric homes here. During an occasional hard freeze the auxiliary heat strips help carry the load until temperatures climb again.
Is frost on my outdoor unit normal on a damp December morning?
Some frost is normal. Gulf moisture keeps humidity high, so the outdoor coil collects frost and the defrost cycle melts it off. What is not normal is ice that stays put through several cycles. That points to a defrost sensor, board, or reversing valve fault.
What can I check before I call a technician?
Heat pump troubleshooting San Antonio homeowners can safely do stops at three things. Check that the filter is clean, that the thermostat is set to heat, and that the breaker is on. Cedar and oak pollen load filters fast here. Leave the refrigerant and wiring to us.
Do you repair heat pumps outside the city limits?
We do. We handle residential heat pump repair San Antonio homeowners need across the city and the surrounding suburbs. Every heat pump technician on our team is NATE certified, background screened, and works under Texas license TACLB 103516E.
Can you come out during a cold snap at night or on a weekend?
Yes. We offer 24/7 emergency support, because cold snaps here arrive fast and pass quickly. If the repair turns out to be a larger job, we review financing options and, as an authorized Amana dealer, walk you through replacement only if it makes sense.
Expert Service for All Major Brands
What Our Neighbors Are Saying
Justin did a great job on servicing our AC unit! Very knowledgeable, friendly and helpful! Definitely recommend this company to anyone who needs AC assistance!
Justin came out and performed an AC tune up. He was very professional and thorough. He took the time to explain everything in depth. He wasn’t pushy about completing the work that needs done, however I will definitely contact this company when we get the necessary maintenance.
ALONZO and Justin from Smart choice AC came out to repair my AC, notified me of the issues that they found. Replaced what was needed to get the AC up and running. Both of these Gentlemen Were professional and Polite. I Want to thank both of them for Doing a great job. Keep up the good work best regards Thomas Gudenau.
Smart Choice came out to service my furnace, they sent out their technician Javier who was very efficient and knowledgeable with his recommendations to improve and maintain my system was running to manufacture specifications. Ty Javier for welcoming me to the Smart Choice Family
Justin was the technician sent out to preform the ac tune up for me he was super respectful and answered all of my questions I found my new ac Company and it’s the Smart Choice
Smart Choice conducted a courtesy AS inspection and provided a very detailed assessment of our system’s current health. Blake was knowledgeable and professional and left some great recommendations for us to explore to optimize our system this summer.
Once again I’m super happy I made a smart choice. Javier came over and worked their special brand of magic, very professional, honest, and cost efficient. This group is always there when you need them. Trust yourself and make a SmartChoice like I did.
I’m impressed with Smart Choice Heating and Cooling . They provided fast, professional service and took the time to make sure everything was working properly before leaving. The pricing was straightforward and affordable, especially for the level of quality provided. I will absolutely recommend them.
Best customer service I’ve ever experienced and the best price. I shopped around different companies, and this one just made the most sense. They were very patient and informative in the phone, and it came to getting the job done, they were quick and very friendly! 10/10 recommended!
Another successful job completed. The company has provided services for my home and rental property. Great service, quick response and affordable.
Justin was great! Very knowledgeable and went the extra mile to help me clean my outside unit properly!
Excellent service from our techs from Smart Choice A/C under a special CPS program. Very professional and hard working, and they kept us informed on the results.
Ready to Experience the Smart Choice Difference?
Schedule your service online in minutes or give us a call for immediate 24/7 assistance. Your comfort is our priority.