Furnace & heating
Heat pumps
Ductless mini splits
Carrier
Trane
GoodmanSeasonal tune-up and full diagnostic on your Carrier, Trane, or Goodman system - readings shown to you before any repair is proposed
Diagnosis first, numbers second - you approve the repair price before a single part goes in.
Get your free estimateTrusted AC Maintenance for San Antonio Homeowners
AC Maintenance in San Antonio typically costs $80 – $200 for a full tune-up, and it’s the single most effective way to prevent a mid-July breakdown when temperatures climb past 100°F. Brandt HVAC Co San Antonio has been keeping homes cool across Bexar County since 2003, and every visit starts with a written price before any work begins. You’ll know exactly who’s coming to your door – we send each technician’s name and photo ahead of the visit, and they’ll show a photo ID badge when they arrive. Call (361) 470-8872 to schedule your AC maintenance in San Antonio today, or keep reading to learn exactly what a tune-up includes and what it should cost.
Air Conditioner Maintenance
Air Conditioner Maintenance is the routine service work that keeps your cooling system running efficiently through San Antonio’s brutal summer stretch, when daily highs routinely exceed 95°F from June through September. Most manufacturers recommend a full maintenance visit once a year, ideally in early spring before the heat arrives, and skipping it is the most common reason we see compressors fail in August. At Brandt HVAC Co San Antonio, a standard air conditioner maintenance visit runs $80 – $200 and includes cleaning the condenser coils, checking refrigerant levels, testing capacitors, and measuring the temperature drop across your evaporator coil. We service every major brand, including Rheem and Bryant systems found throughout older San Antonio neighborhoods.
What Gets Checked During a Visit
Our technicians measure refrigerant pressures and superheat to confirm the charge is correct, because even a 10% undercharge can raise your cooling bill by 20% or more. We also inspect the condensate drain line for the algae buildup that’s especially common in San Antonio’s humid summer air.
Why Spring Scheduling Matters Here
San Antonio’s pollen season peaks in March and April, and that pollen coats condenser coils and restricts airflow exactly when you need the system most. Getting maintenance done before the first heat wave means you’re not waiting behind hundreds of other homeowners when the first 100°F day hits.
Styles & brands we work with
HVAC Maintenance
HVAC Maintenance covers both your heating and cooling equipment, and in San Antonio that usually means a spring visit for the AC and a fall visit for the furnace, though many homeowners combine both into one annual plan. Your system works year-round here – the furnace handles our brief winters while the AC shoulders the long summer, and both sides wear down even during their off seasons. Brandt HVAC Co San Antonio performs HVAC maintenance that includes a full written report of what we tested, what we found, and what it will cost to fix anything that’s starting to fail, with tune-ups running $80 – $200 per system. We’re familiar with the York and Daikin units installed in many newer San Antonio subdivisions, and we always carry the common parts so repairs don’t require a second trip.
Heating Side Checks
On the furnace side, we check heat exchanger integrity, burner flame color, and carbon monoxide levels – especially important in San Antonio homes where gas furnaces run infrequently and problems can go unnoticed. A cracked heat exchanger is a safety issue, and catching it during maintenance costs far less than an emergency replacement in January.
Combined Maintenance Plans
If you’d rather deal with scheduling once instead of twice a year, we can handle both systems in a single visit or set you on a spring/fall rotation. Either way, you’ll get a written price before we start and a written guarantee on any repair we recommend.
AC Tune Up
An AC Tune Up is the hands-on service visit where we clean, test, and adjust your cooling system so it’s ready for another San Antonio summer, and it’s the same $80 – $200 service as a standard maintenance call. Think of it like an oil change for your car – it doesn’t add horsepower, but skipping it guarantees an expensive failure later, and in San Antonio that failure usually lands on a triple-digit afternoon. Brandt HVAC Co San Antonio performs AC tune ups that include cleaning the outdoor condenser coil, checking the capacitor and contactor, testing the thermostat calibration, and measuring amp draws on the compressor and fan motors. Every tune-up ends with a written report so you know exactly what was done and what, if anything, needs attention down the road.
What the Written Report Includes
Our technicians document every measurement – refrigerant pressure, temperature split, amp draw, capacitor microfarad readings – so you can compare performance year over year. That history helps us spot slow declines before they become sudden breakdowns.
Capacitors and Contactors: The Usual Suspects
In San Antonio’s heat, capacitors degrade faster than in cooler climates, and a failing capacitor is the top cause of no-cool calls we see every June. During a tune-up, we test these components under load and tell you honestly if the readings suggest replacement soon or if they’ve got another season left.
HVAC Maintenance Service
An HVAC Maintenance Service from Brandt HVAC Co San Antonio is a scheduled visit from a background-checked, uniformed technician who arrives with a written plan, performs the work, and leaves you with a report and a written price for anything we recommend next – all for $80 – $200 per system. We built this process around a simple promise: you should never feel uncertain about who’s in your home or what you’re paying for. Our technicians are part of the Threshold Verified standard, which means every one of them is identity-verified and sent to you by name and photo before the appointment. If anyone shows up who you weren’t told to expect, that visit is on us, and we’ll make it right.
How We Vet Our Technicians
Every Brandt HVAC technician passes a background check before they ever put on a uniform, and that uniform always carries a photo ID badge they’ll show at the door. You’ll get a text or email with their name and picture before they arrive, so you never have to wonder who’s knocking.
What the Guarantee Covers
Every repair we perform during a maintenance visit carries a 365-Day Done Right Promise – if it fails within a year, we come back and fix it at no charge. That’s a written guarantee, not a verbal one, and it’s included on every single job we do.
HVAC Tune Up
An HVAC Tune Up is the broader service that covers both your furnace and your air conditioner in a single visit or a paired annual schedule, and Brandt HVAC Co San Antonio prices it at $80 – $200 per system. In San Antonio, where the furnace sits idle for nine months and then works hard for three, it’s easy to forget the heating side until the first cold snap – and that’s when every HVAC company in town gets slammed with calls. Getting both systems tuned in one visit means one appointment, one written report, and one less thing to think about. We work on Bryant and Rheem equipment regularly, along with every other major brand, and our technicians share the same background-checked, badged standard no matter what they’re servicing.
Flat Pricing, No Surprises
When we quote a tune-up price, that’s the price – no add-on fees, no “we found something” upcharge after we start. If we do find a problem, we’ll show you the issue, give you a written repair price, and you decide what happens next.
Annual Plans That Save Money
If you’re the type who likes to set it and forget it, we can put you on a spring AC and fall furnace schedule automatically, and you’ll pay the same flat tune-up rate each visit. You’ll also get priority scheduling when San Antonio’s heat waves hit, which matters when every technician in the city is booked for a week.
Brands We Service
Our technicians spend most of their time on Rheem and Bryant systems in San Antonio, and we know their failure patterns and part numbers well enough to diagnose most issues on the first visit. Rheem’s condenser coil designs have changed over the years, and we’ve seen enough of the older models around Castle Hills and Terrell Hills to know which ones are worth maintaining and which are nearing the end of their useful life. Bryant units are common in mid-2000s San Antonio construction, and we keep their capacitors, contactors, and fan motors stocked on our trucks.
We also service York and Daikin systems regularly, especially in newer communities around AC Maintenance in Bulverde and Boerne where builders installed them in volume. Whether you have one of these brands or any other make, we can maintain it – and if we spot a part that’s on its way out, we’ll show you the reading and explain your options in plain language.
See the difference
Before
After
Before
After
Before
AfterSigns You Need a Pro Right Now
- Warm air blowing from your vents. If your AC is running but the air coming out feels room temperature or warmer, you could have a refrigerant leak or a failing compressor. Both get worse the longer they run, and in San Antonio’s heat, a low refrigerant system can freeze over and stop cooling entirely within a day.
- Short cycling – the system turns on and off every few minutes. That rapid on/off pattern usually points to a failing capacitor, clogged filter, or refrigerant issue, and it doubles the wear on your compressor every hour it continues. A technician can pinpoint the cause quickly and often fix it same-day for well under $200.
- Ice forming on the refrigerant lines or evaporator coil. Ice on your AC is never normal, and it’s usually caused by low refrigerant or restricted airflow. Running the system with ice on the coil can destroy the compressor, turning a $200 fix into a $5,000+ replacement.
- A burning or musty smell coming from the vents. Musty smells often mean mold or algae in the condensate drain pan or ductwork, and San Antonio’s humidity makes this a year-round risk. Burning smells can indicate an overheating motor or electrical issue that needs immediate attention.
- Your electric bill spiked without a matching change in usage. A sudden jump in cooling costs usually means your system is working harder than it should – dirty coils, low refrigerant, or failing components all drive up runtime. A $150 tune-up often finds the culprit and pays for itself within a month of San Antonio summer rates.
Our Process, Step by Step
- 1
You call or book online, and a live person answers. No voicemail, no callback queue, no automated phone tree. We answer 24/7, even on holidays in the middle of a San Antonio heat wave, and we’ll schedule a time that works for you.
- 2
You get your technician’s name and photo before they arrive. When we confirm your appointment, we send you the name and photo of the exact technician coming to your door. They’ll arrive in uniform with a visible photo ID badge, and if anyone shows up who you weren’t told to expect, that visit is on us.
- 3
We diagnose before we quote. Our technician walks through the system with you, explains what they’re checking, and documents the measurements – refrigerant pressures, amp draws, temperature splits, capacitor readings. You’ll see the actual numbers, not just a “looks fine.”
- 4
You approve a written price before any work starts. No exceptions, ever. If we find a problem during maintenance, we write up the repair cost, you read it, you sign it, and only then do we turn a wrench. If you decide to wait, that’s your call and we’ll note it in the report.
- 5
You get a written guarantee and a full report. Every repair carries our 365-Day Done Right Promise in writing, and your maintenance visit ends with a summary of what was done, what was found, and what we recommend watching. If something fails within the guarantee period, we return free of charge.
Our home page has more about how Brandt HVAC Co San Antonio works, including the Threshold Verified standard we hold every technician to.
How Much Does AC Maintenance Cost in San Antonio?
A standard AC tune-up in San Antonio runs $80 – $200 for a single system, and that price includes the full inspection, cleaning, and testing we described above. If maintenance uncovers a needed repair, most common fixes fall in the $150 – $650 range – a replacement capacitor might run $150 – $250, a contactor $150 – $225, and a refrigerant recharge $200 – $400 depending on how much is needed. Furnace repairs caught during a maintenance visit typically run $150 – $700. A full AC installation, if your system is beyond saving, runs $3,500 – $7,500 in the San Antonio market.
What drives the price: the system’s age and condition, the brand and availability of parts, and whether we’re catching something early or responding to a failure during peak demand. You can avoid overpaying by getting maintenance done in spring before the rush, by asking for the written price before any work starts (we do this automatically), and by comparing our report against visual evidence – we’ll show you the bad capacitor or the corroded contactor before you spend a dollar on replacing it. Every estimate from Brandt HVAC Co San Antonio is free and carries zero obligation, and it’s delivered in writing before we touch your equipment.
For homeowners in nearby communities, we also offer AC Maintenance in Schertz and AC Maintenance in Cibolo with the same pricing and the same written guarantee.
Our Service Area Near San Antonio
Brandt HVAC Co San Antonio serves the entire San Antonio metro area, including Schertz, Cibolo, Boerne, Kirby, Floresville, Windcrest, Bulverde, Alamo Heights, Terrell Hills, Castle Hills, and Lackland AFB. Response times vary by neighborhood and season, but our technicians are positioned across the metro so most calls within San Antonio city limits get same-day or next-day visits. If you’re in a surrounding community, we’ll give you an arrival window when you call. See our dedicated AC Maintenance in San Antonio page for service details specific to the city core.
Serving San Antonio, TX - Our Local Coverage Area
We’re based in the San Antonio area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
Frequently Asked Questions About AC Maintenance in San Antonio
AC maintenance is a scheduled service visit where a technician cleans, tests, and adjusts your cooling system to keep it running efficiently and catch small problems before they become breakdowns. It typically includes coil cleaning, refrigerant checks, electrical testing, and drain line clearing, and it costs $80 – $200 in San Antonio. We recommend it once a year, in spring before the summer heat arrives.
A standard AC tune-up takes about 60 to 90 minutes for a single system, depending on its condition and accessibility. If we find a repair that needs parts, the visit may run longer, but we’ll give you a written price and timeline before doing that work. Call (361) 470-8872 to schedule a time that fits your day.
AC maintenance in San Antonio runs $80 – $200 for a standard tune-up on one system, and that’s the flat price you’ll see in writing before we start. Furnace or combined HVAC maintenance visits pricing is the same per system. There are no add-on fees or surprise charges, and if we find a needed repair, you’ll approve the repair price separately and in writing first.
Yes, we service Rheem and Bryant air conditioners regularly throughout San Antonio, and we stock their common replacement parts on our trucks. We also work on York, Daikin, Carrier, Trane, Lennox, Goodman, and American Standard equipment. If your system is a brand we rarely see, we’ll still be honest about what we can and can’t do before you spend anything.
If your AC fails and San Antonio’s heat is making your home unsafe, call (361) 470-8872 any time, day or night. A live person answers 24/7, and we’ll get a technician to you as fast as the schedule allows. We don’t charge overtime for emergency calls, and you’ll still get a written price before any repair work begins.
Every repair we make carries a 365-Day Done Right Promise in writing, which means if the repair fails within 365 days, we return and fix it at no charge. That guarantee is included on every job, not sold as an add-on. Our maintenance visits also come with a written report documenting everything we checked and measured.
Clear about two to three feet of space around your indoor and outdoor units so the technician can work safely, and make sure gates are unlocked if the condenser is in a fenced yard. It also helps to note anything unusual you’ve noticed – noises, smells, rooms that never cool right – so we can investigate those specifically. If you have pets, securing them is appreciated, but we’ll work around whatever you’ve got going on.
Schedule Your AC Maintenance Service in San Antonio Today
Don’t wait until the first 100°F weekend to find out your AC has been limping along. Call Brandt HVAC Co San Antonio at (361) 470-8872 for a free, no-obligation estimate on AC maintenance in San Antonio. You’ll get a written price, a named technician sent to your door with photo ID, and a 365-Day Done Right Promise on any repair we make. Our phones are answered by a live person 24 hours a day, every day of the year.
Written by Devin Marlowe, Owner at Brandt HVAC Co San Antonio, serving San Antonio since 2003.