Furnace & heating
AC repair
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 estimateGoodman Heat Pump Service: The Miami Owner’s Guide
Goodman heat pump service in Miami typically runs $175 – $765 for most repairs, including the service call, diagnostic time, and the part installed. We stock the most common Goodman heat pump parts on our trucks, and in many cases we can have your system running the same day you call. Most Miami homeowners discover a failed part the hard way: the system runs but doesn’t cool, the outdoor unit makes a grinding noise, or the thermostat clicks on and nothing happens. By the time the part has failed completely, the heat pump has usually been struggling for weeks, working harder in the humidity and dragging your electric bill up with it.

We’re an independent service provider, not affiliated with Goodman or its parent company. That independence matters: we diagnose the actual problem and quote you a written price before any work begins, whether the fix is a Goodman OEM part or a quality equivalent that saves you money.
Which Goodman Models This Applies To
We service the full Goodman heat pump lineup that Miami homes most commonly run: the GSZ and GSZB series (14 and 16 SEER), the VSZ variable-speed line, the DSZC dual-fuel units, and the older SSZ and GSH models still working across Coconut Grove, Kendall, and the Gables. The compatibility gotcha with Goodman is the defrost control board: boards made before 2012 use a different wiring harness than the current generation, and a technician who doesn’t check the board revision before ordering can leave you waiting days for a part that doesn’t fit. We read the model and serial number off the data plate on the outdoor unit before we ever reach into the truck.
On the OEM versus aftermarket question: for contactors, capacitors, and defrost sensors, we’re comfortable using quality aftermarket equivalents built to the same specs (they are often made in the same factories). For defrost boards, reversing valves, and compressor components, we generally recommend genuine Goodman parts, especially on units still under the manufacturer’s compressor warranty. Goodman’s parts warranty only covers the part itself, not the labor, and using a non-OEM part on a warranty-covered component can void that coverage. We’ll tell you plainly which way we’d go on your specific repair and why, before you sign anything.
Styles & brands we work with







Signs Your Goodman Heat Pump Service Is Failing
- Outdoor unit hums but the fan doesn’t spin. This usually points to a failed run capacitor. The capacitor gives the fan motor its starting jolt, and in Miami’s heat, capacitors degrade faster than anywhere else in the country. Age, salt air, and constant cycling all shorten their life.
- System blows air, but it’s not cold. Often a failed compressor contactor or a refrigerant leak at the Schrader valve or coil. Goodman units are prone to contactor pitting over time, particularly in neighborhoods with frequent voltage dips from summer storm demands on the grid.
- Unit short-cycles: turns on, shuts off, repeats. A failing defrost control board or a dirty outdoor coil can cause this. The board misreads the coil temperature sensor and cycles the system off prematurely, which is miserable in August and rough on the compressor.
- Outdoor unit is iced over in Miami in July. That’s a defrost system failure. Either the defrost thermostat has failed, or the defrost board isn’t initiating a cycle. Low refrigerant can also cause coil icing, so a proper diagnostic matters here.
- You hear a clicking or buzzing from the outdoor unit at startup. The contactor is arcing, or the capacitor is swollen and on its way out. If you hear this and keep running the system, you can burn out the compressor, which turns a $300 repair into a $4,000 replacement.
See the difference
Before
After
Before
After
Before
AfterReplacement Cost & What’s Included
Here’s what Miami homeowners can expect to pay for common Goodman heat pump parts, installed:
- Run capacitor replacement: $175 – $285
- Contactor replacement: $185 – $320
- Defrost control board: $320 – $540
- Defrost thermostat/sensor: $190 – $310
- Reversing valve: $640 – $765
- Condenser fan motor: $380 – $590
Every one of those prices includes the part, the labor to install it, and the diagnostic time. The range depends on the part’s cost from our Miami suppliers and how long the swap takes. There’s no overtime surcharge for evening or weekend calls. Before our technician touches a tool, you get a written price. It doesn’t change at the door. And every repair carries the 365-Day Done Right Promise: if it fails inside a year, we come back and fix it at no charge. That’s not verbal. It’s on paper before the tech leaves.
DIY or Call Us?
Heat pump electrical components carry real risk. A capacitor holds enough charge to hurt you badly even with the power off, and the incoming line voltage to the outdoor disconnect is 240 volts. This is where the honest answer from Victor Mancini and our whole crew is: don’t. If you want to check something safely, you can confirm your thermostat settings, check the air filter, and look at whether the outdoor coil is visibly dirty or blocked by landscaping. That’s a fair owner’s job. Beyond that, leave the electrical diagnosis to a technician who does this every day.

Call (850) 810-1910. We’ll tell you over the phone whether it sounds like something simple or something that needs a full diagnostic visit, and we’ll give you that price before we start. A live person answers, day or night.
FAQs
Capacitors and contactors in Miami typically last 4 – 6 years due to heat, humidity, and storm-related voltage fluctuation; defrost boards and fan motors commonly last 7 – 10 years. Salt air near the coast can cut that further. We see failed capacitors on 3-year-old systems along Brickell and Key Biscayne regularly. Call (850) 810-1910 if your system is behaving strangely and we’ll diagnose it before it cascades into a compressor failure.
For nearly all Goodman heat pump electrical components, replacement is the correct fix rather than a patch job; a swollen capacitor or pitted contactor cannot be meaningfully repaired and will fail again quickly. The only “repair” we do on these parts is remaking a corroded wire connection when the part itself tests fine. We’ll show you the test results and explain the call before you spend anything.
Most common parts (capacitor, contactor, defrost sensor) are swapped in 45 – 90 minutes once the technician arrives and diagnoses the issue; a reversing valve takes 2 – 3 hours because the refrigerant must be recovered and recharged. We’ll give you a firm arrival window when you book, and the written price covers the full job, not the hour.
Yes, our trucks carry common Goodman-compatible capacitors, contactors, and defrost sensors for the GSZ, GSZB, and VSZ lines; less common items like defrost boards and reversing valves are typically available same-day from our Miami parts suppliers. We also keep parts on hand for Carrier, Trane, and Lennox systems, since plenty of Miami homes run mixed equipment. Call (850) 810-1910 and we’ll confirm before we roll.
Tell them the price, show up on time, back the work – everything else takes care of itself.
Call (850) 810-1910 for a free estimate on your Goodman heat pump repair in Miami. We serve Miami and the surrounding neighborhoods, answer the phone around the clock, and put every price and every guarantee in writing before work begins.
Written by Victor Mancini, Owner, Cold Harbour Heating and Air Miami at Cold Harbour Heating and Air Miami, serving Miami and nearby areas.