Seasonal 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.
Fast, Reliable AC Repair Across Keller
AC repair in Keller, TX typically runs $150 – $650 and most calls are completed same day when you reach us by early afternoon. We’re the AC Repair team at Brandt HVAC, and we know Keller’s homes inside and out – from the two-story brick builds off Keller-Smithfield to the aging dual systems in Ridgeview Estates. Our dispatch and scheduling are coordinated from our Dallas-Fort Worth office, but our crews live and work in Keller neighborhoods, which means we understand why your upstairs won’t cool and why your July electric bill spiked. Call (984) 538-9003 and a live person answers, 24 hours a day. We’ll send you a photo and name of your technician before they arrive, and they’ll show a photo ID badge at your door.
Why Brandt HVAC Is Keller’s Preferred AC Repair Company
We’ve been part of the Threshold Group family since 2003, and our Keller customers keep our number saved because we name the problem plainly and fix it without drama. Our 365-Day Done Right Promise means if a repair fails, we return at no charge – no argument, no additional fee. Every technician is background-checked and identity-verified under our Threshold Verified standard; you get a name, photo, and badge before anyone walks through your door. If someone shows up you weren’t told to expect, that visit is on us.
Calls are answered by a live person around the clock – no voicemail, no callback queue, no phone tree. We write the price before any work starts, and we guarantee the repair in writing. For Keller homeowners who are home alone, raising kids, or simply tired of guessing who they’re letting in, that certainty matters more than a cheap quote from a stranger.
AC Service in Keller
AC Service in Keller means keeping dual-system homes running through 60 to 90 consecutive days above 95°F, then switching to heat mode when a hard freeze crashes through North Texas in January. We service both units – upstairs and down – check refrigerant charge, test capacitors and contactors, measure static pressure, and inspect flex duct running through attic cavities that hit 140°F in August. A tune-up runs $80 – $200, and we provide a written report of what we found, not a sales pitch. Our technicians aren’t paid commission on what they sell.
What We Check on Every Service Call
We start with refrigerant levels and temperature split across the evaporator coil. Then we test the capacitor, which is the most common summer failure we see in Keller’s 20-year-old condensers. We measure amp draw on the compressor and fan motor, inspect the condensate drain for algae buildup common in our humidity, and verify your thermostat is reading true. If we find a problem, we write the repair price before we touch a tool.
When to Schedule Service Before Breakdown
Schedule AC service in Keller before May if your system is over 15 years old, if your upstairs bedrooms run more than 4°F off the thermostat setpoint, or if your electric bill jumped last summer without explanation. Catching a refrigerant leak or weak capacitor in spring beats replacing a burned compressor in July. We service Trane, Lennox, Goodman, and Rheem systems, and we stock common parts for faster turnaround.
AC Unit Repair in Keller
AC Unit Repair in Keller often means diagnosing whether a failed component is worth fixing or whether the system’s R-22 refrigerant status makes replacement the smarter call. Since the federal ban on domestic R-22 production in 2020, a failed compressor or major leak on an R-22 system usually ends in full replacement – the refrigerant simply isn’t available at practical cost. Repair costs run $150 – $650 for fixable issues like capacitors, contactors, fan motors, or refrigerant recharges on newer R-410A systems. We always give you a written price for both repair and replacement so you can decide with real numbers.
Compressor and Major Component Failures
A seized compressor on a 2005 Goodman or Rheem system charged with R-22 is typically a replacement trigger. We’ll test amp draw, check for grounded windings, and verify whether the system still holds charge. If replacement is the better path, we perform a Manual J load calculation – many of Keller’s 3,500 – 4,500 sq ft homes were originally oversized by builders, and we’ll size correctly for the actual envelope, not the old label.
Electrical and Control Repairs
Weak capacitors, pitted contactors, and failed thermostats are straightforward fixes that restore cooling same day. We stock dual-run capacitors for Carrier, Trane, and Lennox condensers common in Keller’s 2000s builds. A capacitor replacement runs on the lower end of our repair range, and we guarantee it for 365 days.
Trusted Brands We Service in Keller
We repair and maintain all major residential HVAC brands: Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard. In Keller’s 1995 – 2008 build-out, Goodman and Rheem were popular builder-grade specs, while Carrier and Trane appeared in semi-custom homes in subdivisions like Hidden Lakes. We stock capacitors, contactors, and common control boards locally, which means most brand-specific repairs don’t wait on shipping. If your system needs a part we don’t carry, we’ll tell you exactly when it arrives and schedule the fix – no vague promises.
Common AC Repair Problems We See in Keller Homes
- Single-return-air systems leaving upstairs bedrooms 5 – 8°F hotter than setpoint. Builders in Keller’s early-2000s subdivisions centralized one return per floor to cut costs. The fix is adding dedicated bedroom returns, not a bigger unit.
- Capacitor failure on the first 100°F afternoon. A 20-year-old condenser’s start capacitor weakens gradually, then dies under load. We test microfarad ratings and replace before total failure.
- R-22 systems with failed compressors becoming replacement cases. Since domestic R-22 production ended in 2020, a major leak or compressor seizure on these systems usually isn’t economically repairable.
- August attic heat degrading flex duct and masking refrigerant loss. Attic temperatures above 140°F cook duct insulation and cause charge to leak slowly. Dual systems run constantly, and homeowners blame the equipment when it’s actually duct and charge.
Pricing for AC Repair in Keller, TX
Most AC repairs in Keller fall between $150 and $650, with capacitor replacements and contactor swaps at the lower end and compressor diagnosis or refrigerant work on larger systems toward the middle. Full system replacement, when R-22 status or age makes it necessary, runs $3,500 – $7,500 depending on tonnage, SEER2 rating, and whether we’re replacing one unit or the dual system common in Keller homes. Tune-ups are $80 – $200. What moves your repair up or down: system age, refrigerant type, accessibility of the attic air handler, and whether the problem is one failed part or a cascading failure from poor airflow. We write the exact price before any work starts – every job, no exceptions. Estimates are free. Call (984) 538-9003.
| Service | Price Range in Keller |
|---|---|
| AC Repair | $150 – $650 |
| AC Installation | $3,500 – $7,500 |
| Tune-Up | $80 – $200 |
We Also Serve Cities Near Keller
Our AC Repair in Keller crews also handle calls in Haslet, North Richland Hills, Roanoke, and Southlake. Each community has its own housing stock and cooling challenges, but the same Threshold Verified standard applies: named technician, photo sent before arrival, badge shown at the door, written price before work starts.
Serving Keller, TX - Our Local Coverage Area
We’re based in the Keller area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About AC Repair in Keller
No. In Keller’s 2000s production subdivisions, the real problem is usually a single centralized return per floor, not undersized equipment. We measure static pressure and airflow room by room; adding dedicated bedroom returns typically costs far less than a replacement and actually fixes the temperature imbalance. Call (984) 538-9003 for a free airflow assessment.
It depends on which part fails. A capacitor, contactor, or fan motor is worth fixing on any system. But a failed compressor or major refrigerant leak on an R-22 system usually triggers replacement, since the refrigerant is no longer produced domestically and reclaimed supplies are expensive and unreliable. We test and give you both repair and replacement prices in writing.
Capacitors age in heat, and Keller’s 60 – 90 days above 95°F push them to their limit. A 20-year-old capacitor that tested marginal in spring often dies on the first triple-digit afternoon. We replace with higher-temp-rated parts and guarantee the work for 365 days.
SEER2 is the updated efficiency standard that measures real-world performance more accurately than the old SEER rating, including the extra load from Keller’s 140°F attic temperatures. A properly sized SEER2 system, commissioned with correct airflow and charge, will use less electricity and dehumidify better than an oversized old unit. We handle rebate and financing paperwork.
We start with a room-by-room Manual J load calculation, then measure actual airflow at each supply and return. We balance dampers, verify refrigerant charge by weight, and test temperature split across both evaporators. In the Ridgeview Estates subdivision off Keller-Smithfield, we serviced a 2003 two-story where the second-floor bedrooms sat 7°F hotter than the thermostat no matter what. We measured static pressure on the single centralized return, found it off the chart, and instead of selling the oversized replacement the homeowner expected, we added dedicated bedroom returns, verified refrigerant charge on the Carrier condenser coil, and recalibrated the thermostat – the upstairs finally held setpoint.
Call Brandt HVAC at (984) 538-9003 for AC repair in Keller. A live person answers 24/7. We’ll send your technician’s name and photo before they arrive, show a written price before any work starts, and back every repair with our 365-Day Done Right Promise.
Written by Devin Marlowe, Owner at Brandt HVAC, serving Keller and the Dallas-Fort Worth area since 2003.







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