Frequently Asked Questions - HVAC in Dallas, TX
Straight answers to the questions Dallas homeowners ask us most about heating and cooling. If you don't see your question here, call (430) 213-5796 and we'll talk it through.
Pricing & Cost FAQs
Most AC repairs in Dallas run between $150 and $650 depending on the part that failed and how long the job takes. A blown capacitor might land at the low end, while a compressor or evaporator coil replacement pushes toward the high end. We give you a written price before any work starts, so you'll never get a surprise at the door. If the repair cost doesn't make sense for the system's age, we'll tell you that too. Call (430) 213-5796 for an exact quote on your unit.
A full heating and cooling system replacement in Dallas generally falls between $7,500 and $14,500, with the spread driven by home size, efficiency rating, and whether you're also replacing ductwork. A basic 14 SEER system on a smaller home sits at the low end; a high-efficiency heat pump with variable-speed air handler on a larger home reaches the top. We walk you through the price range for your specific house before you commit to anything. Call (430) 213-5796 and we'll put the numbers in writing.
Dallas summers push every AC to its limit, and an electric bill spike usually means your system is working harder than it should. Common culprits include a dirty condenser coil, low refrigerant, leaky ductwork in the attic, or a system that's undersized for your square footage. In older Dallas neighborhoods like Oak Lawn and Carrollton, we regularly find duct leaks that waste 20 to 30 percent of cooled air. Fixing the root cause often pays for itself within one cooling season. Call (430) 213-5796 and we'll find out what's driving the bill.
Yes. We provide a free written estimate for any new heating or cooling system in the Dallas area. A technician visits your home, measures the space, checks your existing ductwork, and then walks you through options at different price points. The estimate is a fixed price, not a starting point for negotiation. You'll see the full cost before you sign anything. Schedule yours by calling (430) 213-5796.
Price differences come down to equipment grade, installation quality, and whether the company pulls permits and follows code. A cheap quote often means a builder-grade unit, skipped load calculations, or no warranty support. In Dallas, where cooling season runs from May through October, a system that's installed wrong costs you more in repairs than you saved upfront. We say the price before the work, and we put the guarantee in writing. That's the whole point.
Service & Process FAQs
First, we diagnose the problem and tell you what we found in plain English, not trade jargon. Then we give you a written price for the fix before any work starts. Once you approve, we complete the repair, test the system, and clean up the work area. In Dallas, we see a lot of failed capacitors and contactors during the first heat wave of June, and those are usually fixed same-day. Call (430) 213-5796 to schedule your visit.
Yes, someone over 18 needs to be present for the appointment. Our technician needs access to the indoor and outdoor units, and they'll want to show you what they found and walk you through the price before starting work. We give you a real arrival window, so you're not waiting around all day. We know your time matters in Dallas, where half the day can disappear to traffic on I-635.
A standard system replacement, where we're swapping the outdoor condenser and indoor evaporator coil or air handler, typically takes one day. If we're adding new ductwork, replacing the furnace at the same time, or relocating equipment, plan for two. We protect your floors, lay down drop cloths, and haul away the old equipment. When we leave, the place is cleaner than we found it, and your new system is running.
In many cases, yes. We keep common parts on our trucks, so a bad capacitor, failed contactor, or blown fuse can often be fixed on the first visit. If your system needs a less common part, we'll give you a clear timeline for when it'll arrive and get you back on the schedule fast. Dallas heat doesn't wait, and neither do we. Call (430) 213-5796 as soon as you notice something wrong.
Before you call us, check three things: your thermostat has fresh batteries or is properly set to cool, your air filter isn't clogged solid, and your breakers haven't tripped. In Dallas, a dirty filter is the number one cause of a frozen coil or short cycling in July. If those checks don't solve it, call (430) 213-5796 and we'll diagnose it properly. Don't keep resetting a tripped breaker more than once; that signals a bigger problem.
Yes. We serve homeowners across Dallas, including Oak Lawn, Highland Park, Addison, Farmers Branch, Coppell, Carrollton, Irving, Arlington, DeSoto, Sachse, and Sunnyvale. Each of those neighborhoods has its own housing stock, from 1960s ranch homes with original ductwork to new builds in Sachse with high-efficiency heat pumps. We know the difference and we price accordingly. If you're in the Dallas metro, we'll get to you.
Brands & Parts FAQs
Trane, Lennox, Goodman, and Rheem all build solid equipment, and all of them have models that handle Dallas heat well when they're sized and installed correctly. The brand matters less than the installation. A properly sized Goodman will outperform a poorly installed premium Trane every time. We help you choose based on your home's square footage, your budget, and how long you plan to stay in the house. Call (430) 213-5796 and we'll walk you through the tradeoffs.
Yes. We service and repair all major brands, including Trane, Lennox, Goodman, and Rheem. Our technicians train on the full range, so we don't push you toward a replacement just because we're unfamiliar with your equipment. Whatever you've got in the closet or out back, we can diagnose it, price the fix, and get it running again. Call (430) 213-5796 with your system's make and model.
We recommend matching the part to your equipment's original specifications. Generic parts can fit and run for a while, but they often don't hold up to a Dallas cooling season that runs six months long. A cheap contactor might last one summer; a proper one lasts five years. Since our repairs are backed by a written guarantee, we'd rather use the right part the first time. If a repair fails inside the guarantee period, we come back and fix it at no charge.
In Dallas, a well-maintained AC usually lasts 12 to 15 years, while a furnace can go 15 to 20. Our heat and humidity shorten that lifespan compared to milder climates, because the system cycles more often and runs harder from May through September. If you've got a system past year 12 and you're facing a major repair, we'll give you honest numbers on repair versus replacement. Call (430) 213-5796 and we'll help you decide.
Licensing & Insurance FAQs
Every pro working under our name is required to hold the license and insurance that the state of Texas requires for HVAC work. That's a condition of the Kingswell Guarantee, and it's non-negotiable. When you book with us, you're getting a tech who's passed the state's testing and carries coverage. If you'd like to see credentials before the appointment, just ask the technician when they arrive. We're glad to show them.
Yes. Any installation that requires a permit in the Dallas metro gets pulled, inspected, and closed out properly. Permits protect you: they mean the work was done to code and inspected by someone who doesn't work for the company that installed it. We handle the permit paperwork as part of the job, so you don't have to chase down city hall. That's how we do things, and we wouldn't do it any other way.
Ask for their Texas Department of Licensing and Regulation number, and then check it online at TDLR's license search. Also confirm they carry general liability insurance. Any legitimate company will show you both without hesitation. We're happy to provide ours when you book. Beyond that, look for a written guarantee and a company that gives prices before work starts. The good ones all do that.
Emergency & Response FAQs
First, check your breaker and filter, then call us. A Dallas heat wave is a serious health risk, especially for older adults, infants, and anyone with respiratory or heart conditions. We treat no-cooling calls with genuine urgency. Our hours are Monday through Friday 7:00 AM to 7:00 PM and Sunday 7:00 AM to 7:00 PM, and we schedule no-cooling calls as quickly as those hours allow. Call (430) 213-5796 right away.
Our regular hours are Monday through Friday 7:00 AM to 7:00 PM and Sunday 7:00 AM to 7:00 PM. We're closed Saturdays. If your AC fails on a Saturday, leave us a message and we'll get you on the Sunday schedule. If it's a no-heat or no-cooling situation and the weather is dangerous, tell us that when you call, and we'll prioritize getting you seen. Call (430) 213-5796 and we'll coordinate with you.
We get to no-cooling calls during the Dallas summer as fast as our schedule allows, and our hours run Monday through Friday 7:00 AM to 7:00 PM and Sunday 7:00 AM to 7:00 PM. When you call, a live coordinator answers, takes down your situation, and connects you with the local team. We don't put you in a queue behind a website form. Call (430) 213-5796 and you'll speak to a person who can help.
Warranty & Guarantees FAQs
The Kingswell Guarantee is the promise behind every job we do. It means four things: a written price before any work starts, a real arrival window we actually show up in, a clean job site when we leave, and a written guarantee on the work. If a repair we made fails inside the guarantee period, we come back and fix it at no charge. That's the standard, and it's not up for debate. Heating and cooling you can count on.
Our repairs are backed by a written guarantee, and the term is stated on your invoice before you pay. Equipment installations carry the manufacturer's warranty plus our workmanship guarantee on the installation itself. If anything fails inside the guarantee period, we come back and fix it at no charge. That's not a promise we make lightly, and it's one we've kept since this Dallas location opened. Get it in writing; we always do.
Yes. The parts we install carry the manufacturer's warranty, and our labor on the repair is covered by our written guarantee. If a part fails inside its warranty period, we handle the replacement. If our workmanship is the problem, we come back and fix it at no charge. In Dallas, where a unit can run 3,000 hours a year, that guarantee matters. Keep your invoice; the terms are printed right on it, and we stand by them.
The short answer: if the repair costs more than a third of a new system's price and your unit is past 12 years old in Dallas, replacement usually makes more sense. A $900 compressor job on a 14-year-old system is money you're probably not getting back. We'll give you real numbers for both options and let you decide with a clear head. No pressure, just the price before the work. Call (430) 213-5796 and we'll lay out both paths.
In Dallas, your system needs a spring checkup before cooling season and a fall checkup before heating season. A tune-up means cleaning the condenser coil, checking refrigerant charge, testing capacitors and contactors, checking the drain line, and verifying airflow. Our spring visits catch most of the failures that would otherwise hit you in August. With our heat, dust, and humidity, twice a year is the minimum. Call (430) 213-5796 to schedule your seasonal checkup.
Written by Victor Mancini, Owner at Cold Harbour Heating and Air Dallas, serving Dallas and the surrounding metro since 2003.
Still Have Questions?
We are happy to help. Call us - same-day and after-hours emergency service available.
(430) 213-5796