AC repair
Furnace & heating
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 estimateFast, Reliable AC Repair Across North Las Vegas
When your air conditioner quits on a 112°F afternoon in North Las Vegas, you don’t have time for a company that might call back tomorrow. Our AC Repair team answers live around the clock, and we dispatch technicians to every corner of North Las Vegas, from Aliante to the older neighborhoods near Nellis Air Force Base. Most AC repairs here run $150 – $650, and you get a written price before any work begins. Call (725) 726-3813 and a live person picks up, day or night.
Victor Mancini leads our crews, and he holds every tech to the same standard: show up in the window we promised, explain the problem in plain English, hand over a written price, and back the repair with our 365-Day Done Right Promise. If the repair fails inside a year, we come back and correct it at no charge. That guarantee is on paper before the technician leaves your driveway.
North Las Vegas isn’t just any desert city. The housing stock here tells a story. The post-2005 master-planned communities like Aliante and Eldorado have tight, energy-code-compliant homes, while the older 1980s core near downtown runs on original split systems and flex duct that has been baking in the Mojave sun for four decades. We know both housing types cold, because we work on them every week.
Why Cold Harbour Heating and Air Las Vegas Is North Las Vegas’s Preferred AC Repair Company
North Las Vegas homeowners call us because we answer the phone. Not a voicemail tree. Not a call center. A real person who can tell you whether a technician can be at your house on Craig Road or in Eldorado that same afternoon. That matters when your living room is 91°F at 9 p.m.
We were founded in 2003 as part of the Kingswell network of independently owned and operated HVAC businesses. That network operates on The Kingswell Way: say the price before the work starts, show up in the window given, leave the place cleaner than found, put the guarantee in writing, and come back if the repair fails. Those aren’t marketing phrases. They’re written into how we run every job in North Las Vegas.
Our technicians are background-checked and uniformed, so you know exactly who is walking through your door. They’re trained to service nine major residential brands: Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard. If you have a Lennox heat pump in Aliante or a Carrier split system off Lake Mead Boulevard, the tech we send has worked on that equipment before.
Styles & brands we work with
AC Recharge in North Las Vegas
An AC Recharge in North Las Vegas means restoring the refrigerant level, the cooling fluid your system needs to move heat out of your home. In the Mojave Desert climate, where North Las Vegas sees 100+ days above 100°F, a system that’s low on refrigerant will struggle long before it quits entirely. Homeowners notice the air coming from the vents feels cool but not cold, or the system runs constantly without hitting the thermostat setpoint. A recharge in North Las Vegas typically runs $150 – $650, depending on how much refrigerant the system needs and whether we need to locate and repair a leak first.
We don’t just top off refrigerant and walk away. A system that is low on refrigerant has a leak somewhere. In North Las Vegas’s older homes, that leak is often in the evaporator coil, where mineral scale from the area’s alkaline tap water has slowly corroded the aluminum fins. We locate the leak, repair it, then recharge to the manufacturer’s specification.
Refrigerant Leak Detection
North Las Vegas’s dry heat accelerates gasket and seal drying inside refrigerant lines. We use electronic leak detectors to pinpoint the source before adding refrigerant, because adding refrigerant to a leaking system is just buying time. The Mojave summer will find a leak again.
Low Refrigerant Symptoms
Warm air from vents, hissing near the indoor unit, ice on the evaporator coil, and rising electric bills all point to low refrigerant. On a 110°F afternoon in the older core near Nellis Air Force Base, a low charge means the compressor runs hotter than it should, which shortens its life.
Emergency AC Repair in North Las Vegas
Emergency AC Repair in North Las Vegas is exactly what it sounds like: a technician at your door now because your system is down and the inside temperature is climbing past 85°F and heading toward 95°F. In a Mojave Desert summer, a failed AC is a health issue, not just a comfort problem. Elderly residents, young children, and anyone with respiratory conditions are at real risk when indoor temperatures climb above 90°F. We treat emergencies as emergencies: a live person answers 24 hours a day, 7 days a week, and we dispatch to all of North Las Vegas, including overnight calls. Emergency repair costs are the same $150 – $650 range, with no overtime surcharge.
We don’t charge more because it’s Saturday or because it’s 2 a.m. The written price you get for an emergency repair is the same price you’d get at noon on a Tuesday. That’s part of The Kingswell Way.
Same-Day and After-Hours Response
Most North Las Vegas emergency calls get a same-day visit. If your AC dies at 11 p.m. in Aliante, we answer the phone and roll a truck. No voicemail. No “we’ll call you in the morning.” The heat doesn’t wait until morning, and neither do we.
What Counts as an Emergency
A blown capacitor that keeps your compressor from starting on a 112°F day is an emergency. So is a refrigerant leak that’s leaked the system dry, or a fan motor that’s seized. If your system is running but not cooling, and the inside temperature is climbing, call us. That’s what emergency service is for.
Trusted Brands We Service in North Las Vegas
Our technicians work on all major residential HVAC brands, including Carrier, Trane, Lennox, and American Standard. We stock common parts locally for North Las Vegas customers, so a capacitor for a Carrier unit in Eldorado or a contactor for a Lennox heat pump in Aliante doesn’t mean waiting three days for a part to ship from a warehouse in California. When your system is down in July, that local parts access cuts real time off the repair. Cold Harbour Heating and Air Las Vegas is structured as one crew serving the metro, with scheduling dispatched from our Las Vegas office, but the parts and the people are here in the valley, not out of state.
Common AC Repair Problems We See in North Las Vegas Homes
North Las Vegas’s climate and housing stock create predictable failure patterns. Here is what we see week after week:
- Iced-over evaporator coils in the older core near Nellis. Original 1980s ductwork was often undersized for the homes it serves. When airflow is choked, the coil gets too cold and freezes, even on a 110°F afternoon. Sealing and balancing the ductwork often matters as much as the repair itself.
- Kinked line sets and missing filter dryers in mid-2000s builder-grade installs. The construction boom in Aliante and Eldorado produced thousands of homes quickly. Many got HVAC systems rushed through installation. We see kinked copper line sets and missing filter dryers that lead to premature compressor failure between years 12 and 15.
- Mineral scale inside evaporator coils in older homes. Early swamp-to-refrigerated conversions in North Las Vegas used the area’s alkaline tap water. That mineral content left scale deposits inside coils, restricting refrigerant flow and cutting heat pump efficiency. It’s a North Las Vegas-specific problem.
- Short-cycling compressors from failing capacitors in the dry heat. The Mojave’s extreme temperature swings, 100+°F days and cool desert nights, stress capacitors more than milder climates do. We replace more capacitors in North Las Vegas than nearly any other repair.
See the difference
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AfterPricing for AC Repair in North Las Vegas, NV
Here is what AC repair in North Las Vegas actually costs, in writing:
| Service | Price Range |
|---|---|
| AC Repair | $150 – $650 |
| AC Recharge | $150 – $650 |
| Emergency AC Repair | $150 – $650 |
A capacitor replacement in North Las Vegas usually sits at the low end of that range. A compressor repair or a full refrigerant leak repair with coil work lands near the top. What you will never get is a price that changes after the work starts. We hand you a written quote before any tool comes out, and that number is the number. Estimates are free. Call (725) 726-3813 and we’ll give you an exact written quote.
We Also Serve Cities Near North Las Vegas
Beyond North Las Vegas, our crews cover the neighboring valley areas, including Las Vegas and Nellis AFB. If you’re near the base or across the line in Las Vegas proper, the same technicians, same written pricing, and same 365-Day Done Right Promise apply.
Serving North Las Vegas, NV - Our Local Coverage Area
We’re based in the North Las Vegas 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 North Las Vegas
Most often, the recharge didn’t address the real problem. Your system likely has a leak that wasn’t found, or your ductwork is leaking conditioned air into the attic. In the older North Las Vegas core near Nellis, original flex duct is often torn or disconnected. We measure static pressure to confirm whether the duct system is part of the problem. Call (725) 726-3813 for a full diagnostic.
Listen for a clicking sound when the outside unit tries to start, or notice that the compressor hums for a few seconds and then shuts off. That’s a failing capacitor trying and failing to start the motor. In the Mojave heat, capacitors fail faster than in cooler climates. If you catch it early, a capacitor replacement is one of the least expensive AC repairs, typically at the low end of the $150 – $650 range.
Very likely yes, if the original install skipped it. The mid-2000s building boom produced a lot of rushed HVAC installs, and missing filter dryers are common in Aliante and Eldorado. A filter dryer removes moisture and debris from the refrigerant line, protecting the compressor. Without one, moisture can react with refrigerant and form acids that eat the compressor from inside. We check this on every repair call.
That’s usually an airflow problem, not a refrigerant problem. Your original ductwork was likely sized for a smaller cooling load, and the dry Mojave heat has degraded the flex duct over decades. The upstairs rooms farthest from the air handler get the weakest airflow. Sealing leaking trunk joints and balancing the system often fixes what a new AC unit alone won’t. Call us at (725) 726-3813 and we’ll measure the static pressure and show you the numbers.
Short-cycling means the system turns on and off every few minutes. The Mojave heat can push an undersized or failing compressor into short-cycling, but so can a bad thermostat, a dirty condenser coil, or a refrigerant leak. It’s never something to ignore, because short-cycling kills compressors. On a 115°F day in North Las Vegas, a short-cycling system can fail permanently. We’ll find the actual cause, not guess.
Call Cold Harbour Heating and Air Las Vegas for AC Repair in North Las Vegas
If your AC is struggling or already dead, call (725) 726-3813. A live person answers, day or night. We’ll give you a firm arrival window, a written price before the work starts, and a written 365-day guarantee when the job is done. Victor Mancini and the whole Cold Harbour team are ready to get your North Las Vegas home cool again.
Written by Victor Mancini, Owner at Cold Harbour Heating and Air Las Vegas, serving North Las Vegas since 2003.