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Thermostat Repair

Reliable Thermostat Repair in Gastonia for Year-Round Comfort

Get Your Gastonia Home Temperature Back Under Control

There is nothing more annoying than standing in front of your thermostat, clicking the buttons, and realizing the air coming out of your vents just isn't matching the numbers on the screen. Whether your screen has gone completely blank or your heater won't stop running even when the house is sweltering, we know the stress it causes. It’s not just about a gadget on the wall; it’s about feeling comfortable in your own living room after a long day.

At Roland Black Heating & Cooling, we’ve seen every possible glitch since we started serving Gastonia in 1973. We don't just come in to "tinker" with wires; we’re here to listen to what’s going wrong and provide a straightforward fix that lasts. We treat your home with the same care we would our own, making sure your heating and cooling system finally does exactly what you tell it to do.

If your thermostat is acting up, reach out to our team at (980) 409-3848, or send us a message through our website.

Why Gastonia Neighbors Trust Roland Black Heating & Cooling

Being a family-owned and operated business since 1973 means we have a deep-rooted connection to the community. We aren't a massive, faceless corporation; we are your neighbors. When we come to your home for a thermostat repair in Gastonia call, we bring over 50 years of collective experience and a reputation built on honesty. We’ve survived and grown for decades because we treat people right and we know our craft inside and out.

Our neighbors trust us because we prioritize their needs over a quick sale. We understand the specific challenges of living in this region—from the high summer humidity to the sudden winter snaps. Here is why Roland Black Heating & Cooling remains the go-to choice for HVAC control issues:

  • Deep Local Roots: We’ve been serving the same streets and neighborhoods for over half a century.
  • Expert Troubleshooting: Our technicians are trained to handle everything from vintage manual thermostats to the latest high-tech smart systems.
  • Integrity-First Approach: If your thermostat just needs a new set of batteries or a simple wire tightening, that’s exactly what we’ll tell you.
  • Commitment to Quality: We use high-grade components and stand behind every repair we perform.
  • We stand behind our workmanship with a 10-year warranty on our work. When we complete a thermostat repair or replacement, our goal is that you will not have to think about that control again for a long time. 

We know that trust is earned one house at a time. Whether you’ve been in Gastonia for generations or you’ve just moved to the area, we want to be the team you call whenever your home comfort system isn't acting right.

Why Professional Calibration Beats a DIY Fix

It is tempting to look at a thermostat and think it’s just a simple electronic fix, but modern systems are surprisingly complex. When we handle thermostat repair in Gastonia, we are often dealing with intricate low-voltage wiring and digital sensors that require specific tools to calibrate correctly. A DIY attempt might seem like a way to save money, but one wrong wire cross can actually blow a fuse on your furnace’s control board, turning a small repair into a significant expense.

Professional calibration ensures that the internal thermistor is reading the ambient air temperature accurately. If your thermostat is off by even two or three degrees, it can cause your system to run for hours longer than necessary. During our visits, we look for the small details that many miss:

  • Checking for "drift" in older mechanical or early digital models.
  • Ensuring the thermostat is mounted level, which is critical for older mercury-bulb units.
  • Verifying that the unit is located away from drafts, direct sunlight, or heat-producing appliances that cause "ghost readings."
  • Inspecting the wiring for any signs of corrosion or loose connections that cause intermittent failures.

We take pride in our ability to diagnose these issues quickly. By choosing professional thermostat repair in Gastonia, you are protecting the lifespan of your entire HVAC system. We have seen how a properly calibrated thermostat reduces wear and tear on compressors and fan motors, saving you from much larger repairs down the road.

Ready for a perfectly cooled or heated home? Dial (980) 409-3848 now, or contact us online to schedule your visit.

Signs Your HVAC Controls Need an Expert Eye in Gastonia 

How do you know it’s time to call in the professionals for thermostat repair in Gastonia? Sometimes the signs are subtle, and other times they are impossible to ignore. Recognizing these symptoms early can prevent a total system lockout during a heatwave or a freeze. One of the most common signs is a "dead" display, but even if the screen is on, the underlying logic of the thermostat might be failing.

If you notice any of the following, it’s a good idea to have us take a look:

  • The "Unresponsive" Reach: You change the settings on the wall, but nothing happens—no click, no fan, and no change in temperature.
  • Inconsistent Temperatures: Some rooms feel like an icebox while others are stifling, often caused by the thermostat failing to cycle the system correctly.
  • Display Mismatch: The temperature on the thermostat doesn't match a separate thermometer in the room.
  • Constant Running: Your HVAC system never seems to turn off, even when the house is clearly at the right temperature.
  • Frequent Cycling: The system turns on and off every few minutes, which is a major red flag for thermostat sensor issues.

Addressing these issues promptly with a dedicated thermostat repair Gastonia specialist ensures that a minor glitch doesn't turn into a major headache. We are here to provide clarity and get your system back to peak performance.

What To Do When Your Thermostat Stops Working

When your thermostat is not working properly, a few simple checks can sometimes narrow down the issue. These steps are safe for most Gastonia homeowners and business managers, and they can help you share useful details with our team when you call. If you are ever unsure or uncomfortable, you can skip these steps and contact us directly.

Consider these quick checks before you call:

  • Make sure the thermostat is set to the correct mode, such as heat, cool, or auto, and that the temperature is set a few degrees above or below the current room reading.
  • If your thermostat uses batteries, replace them with fresh ones and check whether the display returns or becomes easier to read.
  • Look at your HVAC and electrical panel to see whether any breakers are tripped or equipment switches are in the off position.
  • Note any blinking lights, error messages, or unusual sounds from the indoor or outdoor units, since these details can be helpful during diagnosis.

If these checks do not change anything or you prefer not to try them, our technicians are ready to handle the troubleshooting. When you call, we encourage you to describe what you are seeing, such as specific error codes or when the problem started. This information helps us prepare and may shorten the time it takes to find the cause once we arrive.

Don't let a faulty sensor ruin your day—call (980) 409-3848 for expert help in Gastonia, or visit our contact page online.

Our Thermostat Repair Process in Gastonia: From First Call To Finished Job

Knowing what to expect from a service visit often makes the situation feel less stressful. When you contact Roland Black Heating & Cooling, our team listens carefully to your description of the thermostat problem and asks a few focused questions about your system and property. For situations where there is no heat or no cooling, we work to provide prompt scheduling and 24/7 emergency options when timing is critical for comfort or safety.

🔹When a technician arrives, they start by confirming the symptoms you have described and checking the thermostat itself. This can include verifying settings, testing the power to the control, and examining the wiring connections. They also typically watch how the furnace, air handler, or heat pump responds to thermostat commands, which can reveal whether the issue is limited to the thermostat or involves another part of the system.

🔹After the inspection, our technician in Gastonia explains what they found in straightforward language. They discuss whether the thermostat can be repaired, whether a replacement makes more sense, or whether additional system work is needed. Before any repair work begins, we review the options and pricing with you so you can choose how to proceed. All of our work is backed by a 10-year warranty on our workmanship, and we follow safety and quality standards on each visit.

🔹Communication is central to how we work. Our bilingual team can discuss your thermostat issue in English or Spanish, and we encourage questions at every stage of the visit. From the first call through the final test of the thermostat and system, our goal is to make the process as clear and predictable as possible.

Take the First Step Towards Comfort Roland Black Heating & Cooling is Ready to Help!

Frequently Asked Questions


How Do I Know If The Problem Is My Thermostat Or My HVAC System?

In many cases, it is difficult to know for sure without testing, which is why a professional diagnosis in Gastonia is helpful. Signs that point toward the thermostat include a blank or flickering display, settings that change on their own, or a system that does not start at all even though other electrical items in the area are working. If the system sometimes starts but struggles to reach temperature, the issue could be in the equipment, the thermostat, or both. Our technicians test the control, wiring, and system response so you do not have to guess, then explain where the problem is and what your options are.

Can You Repair My Thermostat, Or Will I Need A New One?

Whether a thermostat can be repaired depends on what has failed and the type of control you have. Simple issues, such as loose connections or incorrect settings, can often be corrected without replacing the device. If internal components are damaged or the thermostat is very outdated, replacement may be the more practical choice. During a service visit, our Gastonia technician evaluates the condition of the thermostat and reviews the pros and cons of repair versus replacement before you decide. Our goal is to recommend an option that makes sense for comfort, reliability, and cost.

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Our Promotions Get Access to Savings

Roland Black Heating & Cooling offers discounts to our services to help you save money on your next project. We always offer 100% customer satisfaction!

  • Free Air Quality Device With a New System Installation
  • No Repair Bills For 10 Years

    10-Year Warranty Covering Parts & Labor for New System

  • Annual Promotion Up to $2,900 in Energy Rebates and Tax Credits
  • $50 Heating Inspection & Safety Check

    Celebrating 50 Years in Business!

  • Up to $200 Off New HVAC System Installation

    For Military, Veterans & Community Heroes

  • Free Algae Treatment For AirCare+ Members

    Included With Maintenance Membership

  • Free Dryer Vent Cleaning With New Membership Enrollment
  • $99 Tune Up Service For New Customers
  • $500 OFF New Generator Installation

Hear From Our Happy Customers

Your Satisfaction Is Our Priority


    "Trustworthy & Experienced"
    Roland Black was wonderful when installing a new unit at my salon. I recommend them because they are trustworthy, have lots of experience, and are kind and hardworking. I appreciate their cleanliness and how quickly they got the job done.
    - Alison K.
    "Prompt Service & Great Price"
    I could not be happier with a company. Thanks to this incredible team for making my new HVAC system a priority. My AC stopped working a week after I had surgery, and they came out immediately to replace the entire system in record time for a great price.
    - Kristina B.
    "Roland Black Cares"
    Great service friendly and helpful employees. I love that they send you a picture of your technician so you know who to allow in your home. They are the best with a quick response time and very helpful. Roland Black took care to ensure we were comfortable.
    - Joni M.
    "Satisfied Customers"
    Our heat pump system was 10 years old and too small for our home. Roland Black came out to give us a quote and the next day they installed our new system. The technician was very nice and helpful. We are satisfied customers!
    - Andrea R.
    "Helpful & Knowledgeable"
    I have never been so happy with an HVAC company as I have with Roland Black. They are so knowledgeable and very helpful in times of need. They also give back to the community. I am so thankful for the new unit.
    - Patricia H.
    "Friendly & Hardworking"

    Roland Black was wonderful to work with. They came out on Tuesday to look at the job and by Thursday, we had a brand new HVAC unit up and running on one of the hottest days of the summer. Friendly and hardworking guys, highly recommend!

    - Christie H.
    "Quick, Friendly & Knowledgeable"
    Roland Black was quick, friendly, and knew what they were doing. Great people! They installed two heating and AC units, and they work great. We are very pleased with the service we received. They did such a great job!
    - Tracey P.
    "Excellent Company"
    Excellent company! The employees are very knowledgeable and friendly. They took the time to go over options and made sure to do what we wanted in our home. The installation couldn’t have gone better! Highly recommend this company.
    - Alexa M.
    "Years Long Customer"
    I have been a Roland Black customer for years. Their service and professional standards are excellent. My latest service call was again exceptional. The technician was prompt, courteous, and technically proficient. I highly recommend this company.
    - Joel K.

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Roland Black Heating & Cooling Is Ready to Help!


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