Heat pumps
AC repair
Furnace & heating
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 estimateGoodman Heat Pump Service: The Atlanta Owner’s Guide
Goodman heat pump service in Atlanta typically runs $150 – $650 depending on what failed, and most common repairs are done the same day we diagnose them. We stock Goodman-compatible parts on our trucks: capacitors, contactors, defrost control boards, thermistors, fan motors, and reversing valves. What usually brings an Atlanta homeowner to call us is a heat pump that’s either running constantly without heating, blowing room-temperature air in winter, or icing up when it shouldn’t.
Here’s the reality of Goodman ownership in Georgia: these units work hard. Atlanta’s humidity puts steady strain on defrost cycles, and our winters bounce around freezing often enough that heat pumps get confused. We see Goodman systems from the GSZ, GSX, and GPH series regularly, and the pattern is consistent: the electrical components give out before the compressor does. If your Goodman is blowing lukewarm air right now, this page will tell you what’s probably wrong, what it costs, and whether it’s worth fixing.
One thing up front: Brandt HVAC Co Atlanta is an independent service provider. We’re not affiliated with Goodman or its parent company, Daikin. That said, we know these units inside and out because we’ve repaired hundreds of them across Atlanta, from Buckhead condos where indoor air handlers sit in tight closets to Decatur ranch homes with rooftop units baking in Georgia sun.
Key takeaways:
- Most Goodman heat pump repairs in Atlanta land between $150 and $650 installed.
- We carry common Goodman-compatible parts on the truck, which means same-day repair is usually possible.
- You get a written price before any work starts and a written guarantee on the repair itself.
- If the repair fails within the guarantee period, we return at no charge under our 365-Day Done Right Promise.
Which Goodman Models This Applies To
The most common Goodman heat pumps we service in Atlanta are the GSZ14, GSZ16, GSX14, GSX16, GSZC18, and the GPH package units. If you have a Goodman from roughly the last 10 to 15 years, it’s almost certainly one of these. The model number is on the data plate, which is on the outside unit’s corner panel, and it will start with those letters. For example, a GSZ140361 is a 14 SEER unit rated at 3 tons (that’s what the 036 means, 36,000 BTUs).
Here’s the compatibility gotcha most Atlanta homeowners don’t know: Goodman uses different defrost control boards across series, and a board for a GSX won’t always communicate correctly with a GSZ’s two-stage compressor. We’ve seen people buy a generic board online, wire it in, and the unit still doesn’t defrost because the board’s logic doesn’t match the sensor. On this particular topic, OEM is worth it. Goodman’s own boards last longer and are calibrated for the specific thermistor resistances their units expect. We’ll use OEM when it matters for reliability and offer quality aftermarket equivalents where the difference is negligible, like fan motors and contactors. We’ll tell you which is which before you spend a dollar.
A second checkable detail: Goodman heat pump thermistors should read 10k ohms at 77°F. When they drift, the defrost cycle starts guessing, and in Atlanta’s freeze-thaw winters, a guessing defrost board is why you see ice build-up on the coil in January. We test that sensor reading live, in front of you, and tell you what it means.
Styles & brands we work with






Signs Your Goodman Heat Pump Service Is Failing
- Warm air in winter, warm air in summer. If the unit runs but the air coming out feels wrong for the season, the reversing valve may be stuck. On a Goodman, the reversing valve is energized in cooling mode (that means it de-energizes when you need heat). A stuck valve explains a heat pump that cools when you want heat.
- Ice covering the outdoor coil on a cold Atlanta morning. Some frost is normal, but if the coil is a solid block of ice and the unit won’t defrost, the defrost control board or thermistor has failed. Left alone, this ruins efficiency and can damage the compressor over a couple of winters.
- The condenser fan is humming but not spinning. That’s usually a failed dual-run capacitor (the silver cylinder that gives the fan and compressor their starting jolt). Goodman capacitors commonly fail in 5 to 8 years in Georgia heat. We replace them regularly; in fact, it’s the single most common Goodman repair we do in Atlanta.
- The outdoor unit won’t start at all, even though the thermostat clicks. A contactor (the electrical switch that feeds power to the unit) can burn out its contacts. It’s a $30 part but a vital one. Pitted contacts from years of Atlanta thunderstorms taking their toll is a real thing.
- Short cycling: the unit starts, runs a few minutes, shuts off, repeats. That’s often a refrigerant charge issue or an overworked compressor safety switch. If it’s low refrigerant, the question is where it leaked from, and that’s a diagnostic call, not a topping-off call.
See the difference
Before
After
Before
After
Before
AfterReplacement Cost & What’s Included
Here’s what to expect on a Goodman heat pump repair in Atlanta, with real dollar ranges including parts and labor:
| Repair Type | Installed Price Range | Typical Same-Day? |
|---|---|---|
| Dual-run capacitor replacement | $150 – $280 | Usually yes |
| Contactor replacement | $150 – $260 | Usually yes |
| Defrost control board replacement | $280 – $500 | Often yes, if OEM board is on the truck |
| Condenser fan motor replacement | $350 – $550 | Usually yes |
| Thermistor / defrost sensor replacement | $180 – $320 | Usually yes |
| Reversing valve replacement | $550 – $650+ | Rarely same-day; needs recovery and recharging |
What drives the range is mainly the part itself and how accessible your unit is. A rooftop package unit in Midtown takes longer to work on than a ground-mounted split system in Roswell. Our pricing is upfront by policy: a written price before any work starts, every job, no exceptions. That price includes the part, labor, testing after install, and a written guarantee on the repair. If it fails within the guarantee period, we come back free of charge. That’s not a sales line; it’s what the 365-Day Done Right Promise actually covers.
DIY or Call Us?
The honest split is this: anything that involves checking your thermostat settings, confirming the breaker didn’t trip, changing a dirty air filter, or clearing leaves away from the outdoor unit is safe to do on your own. Those are maintenance moves, not repairs.
What you should not do yourself is open the condenser access panel and start probing. Inside that panel is a dual-run capacitor that holds an electrical charge even after the unit is powered off, and it can hit you hard if you don’t discharge it correctly. A heat pump also stays pressurized in both heating and cooling modes, and opening refrigerant lines without proper recovery equipment is both illegal under EPA rules and dangerous. We’re not saying that to scare you off; we’re saying it because the most expensive repair we ever see is the one that starts as a DIY attempt and ends with a fried control board or a burned-out compressor. Devin Marlowe has spent years cleaning up after well-meaning YouTube tutorials, and the repair bill is always higher than the original fix would have been.
If you’re holding a screwdriver, wondering whether to go further: call us at (762) 465-4570 first. A phone call is free and will probably save you money.
FAQs
Expect 12 to 15 years in Georgia, where humidity and summer heat run compressors hard. Regular maintenance stretches that to the upper end of the range; skipping it pushes toward the lower end.
Almost never worth it in our experience. Capacitors, contactors, and thermistors are sealed components designed to be swapped, not rebuilt. The only exception is a reversing valve that’s stuck rather than failed, and even that is a coin flip; we’ll tell you straight which side your coin is on before recommending replacement. Call (762) 465-4570 and we’ll give you an honest read on what actually has to be replaced versus what can wait.
Most part swaps take 30 minutes to two hours once we’re on site, depending on the part and how accessible your unit is. Capacitors and contactors are often done in half an hour; a reversing valve takes longer because the system has to be recovered, recharged, and tested.
Yes. We keep the common failure points on our trucks: dual-run capacitors in multiple sizes, contactors, defrost control boards for the most common Goodman series, and thermistors. Less common parts are ordered from Atlanta supply houses and usually arrive within one to two business days. We also stock parts for Carrier, Trane, and Lennox systems, so if you have multiple units, we’re already prepared.
Know what’s wrong, know what it costs, know it’s covered, that’s the whole deal. If your Goodman heat pump is acting up, call (762) 465-4570 for a free estimate. We’ll tell you who’s coming to your door before they arrive, show you a written price before any work starts, and stand behind the repair in writing.
Written by Devin Marlowe, Owner, Brandt HVAC Co Atlanta at Brandt HVAC Co Atlanta, serving Atlanta and nearby areas.