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24/7 Emergency Service

Hvac in Old Hickory, TN — Same-Day Fixes, No Surprises

When your heat goes out at midnight or your AC quits on a scorching afternoon, you need someone who answers the phone and sends a real tech — not a voicemail box. HVAC Repair CO serves Old Hickory and surrounding areas with same-day dispatch, factory-trained technicians, and flat-rate pricing you see before we start any work.

Licensed & Insured Same-Day Dispatch Flat-Rate Pricing All Brands Serviced

Who We Are

Built Around One Thing — Reliable Hvac in Old Hickory, TN

We built HVAC Repair CO around a simple standard: send only technicians we'd invite into our own homes. That means background checks, ongoing manufacturer training, and a work quality guarantee on every repair and installation we do across Old Hickory, TN.

Every call gets a dedicated technician — not a subcontractor pulled off a list. We own our equipment, maintain our fleet, and hold ourselves accountable for the work that leaves our trucks. When something's not right, we come back and fix it at no extra cost.

24/7 Live Dispatch
All Brands Serviced
1st Visit Fix Rate

Don't Ignore These

When to Stop Waiting and Call HVAC Repair CO

HVAC systems rarely fail without warning. These signals mean your unit is already working harder than it should — and the longer you wait, the more expensive the fix usually gets.

Warm Air Blowing from Vents

Warm air from a running AC system almost always means a refrigerant issue or compressor failure — both require a certified HVAC tech, not a DIY fix.

Short-Cycling — Unit Clicks On and Off Repeatedly

When a unit cycles on and off in rapid succession without reaching the set temperature, it's burning out its own components. Get it looked at before the compressor goes.

Strange Sounds From Your Indoor or Outdoor Unit

Banging usually points to a loose or broken component inside the compressor. Screeching means a failing motor bearing or blower belt. Rattling often signals loose sheet metal or debris in the unit. None of these improve on their own.

Utility Costs Climbing While Comfort Drops

If your bill went up but your comfort went down, your HVAC system is working harder to deliver less. That's a classic efficiency decline, and it compounds monthly until you address the root cause.

Moisture or Refrigerant Leaks Around the Unit

Ice on refrigerant lines or the evaporator coil indicates airflow restriction or refrigerant undercharge. Oily residue near line sets or connections signals a refrigerant leak — which is both an environmental issue and a system killer.

Some Rooms Too Hot, Others Too Cold

Inconsistent temperatures across Old Hickory homes usually trace back to duct leakage, improperly balanced dampers, a failing zone controller, or a unit that's the wrong size for the load. A proper load calculation and duct inspection can identify the cause.

What We Do

Full-Spectrum Hvac Services in Old Hickory, TN

We don't sub out work or hand your job to whoever is available. Every technician on our roster is trained, licensed, and specifically equipped to handle residential and commercial HVAC across all major brands in Old Hickory, TN.

When Your System Fails After Hours — We're Already Rolling

HVAC emergencies don't follow office hours. A compressor that seizes at 11 p.m., a heat exchanger that cracks in February, or a refrigerant leak discovered on a holiday weekend — these can't wait until Monday. HVAC Repair CO dispatches within the hour on confirmed emergency calls, with a fully stocked truck and a licensed technician who can handle the repair, not just diagnose and reschedule.

  • Compressor and contactor replacement
  • Refrigerant recharge and leak location
  • Capacitor and motor replacement
  • Control board diagnostics and repair
  • Heat exchanger inspection and emergency heat setup
  • Same-hour dispatch on most emergency calls
Call for Emergency Service

System Replacement Done Right — Properly Sized and Installed

A system that's the wrong size for your home will never perform correctly — regardless of brand. It'll either short-cycle (oversized) or run continuously without hitting the set temperature (undersized). HVAC Repair CO runs Manual J load calculations on every installation to determine the exact BTU capacity your home or building requires before we recommend any equipment. We carry and install Carrier, Trane, Lennox, Goodman, Rheem, and York systems — and we'll tell you honestly which tier makes sense for your situation.

  • Manual J load calculation — every job
  • Central AC, heat pump, and gas furnace systems
  • Ductless mini-split installation (single and multi-zone)
  • Air handler and coil replacement
  • Ductwork modification and sealing
  • Post-install commissioning and airflow verification
Get Installation Quote

Tune-Up and Maintenance Plans That Keep Systems Running Efficiently

The most expensive HVAC repair is usually the one that could have been caught in a $150 tune-up six months earlier. Compressor failure after years of low refrigerant, a cracked heat exchanger that ran all winter, a coil choked with three years of debris — these are all maintenance-failure stories. HVAC Repair CO's seasonal maintenance visits include a full-system inspection and performance test, not just a filter swap.

  • Refrigerant pressure and charge verification
  • Coil cleaning — evaporator and condenser
  • Electrical connection inspection and torque check
  • Blower motor amp draw and belt inspection
  • Thermostat calibration and control check
  • Condensate drain cleaning and flush
  • Full operating performance report after each visit
Ask About Maintenance Plans

Indoor Air Quality Solutions — Filtration, Purification, and Humidity Control

Your HVAC system doesn't just heat and cool — it circulates the air you and your family breathe all day. If that system is moving allergens, mold spores, VOCs, or humidity-laden air through your home, the temperature might be perfect while the air quality quietly isn't. HVAC Repair CO offers complete indoor air quality assessments and installs filtration upgrades, whole-home dehumidifiers, UV germicidal lights, and ERV/HRV ventilation systems designed to work with your existing HVAC equipment.

  • High-MERV media filter upgrades
  • HEPA bypass filtration systems
  • UV-C germicidal light installation
  • Whole-home humidifier and dehumidifier
  • ERV and HRV fresh-air ventilation
  • Duct sealing for air quality improvement
Improve Your Air Quality

Rooftop Units, VAV Systems, and Commercial Refrigeration in Old Hickory, TN

A commercial HVAC failure isn't just uncomfortable — it closes operations, violates health codes, and costs money every hour it's unresolved. HVAC Repair CO's commercial technicians are trained on rooftop package units, split systems, variable air volume (VAV) systems, chilled-water systems, and commercial kitchen refrigeration across all major manufacturers including Daikin, York, Trane, Carrier, and Lennox.

  • Rooftop package unit (RTU) service and replacement
  • VAV box, damper, and AHU repair
  • Chilled water system maintenance
  • Building automation system (BAS) integration
  • Commercial refrigeration service
  • Planned maintenance contracts for multi-site accounts
Talk to Commercial Team

Simple Process

What Happens After You Call +1-844-611-2875

No automated phone trees, no week-long scheduling windows, no surprise costs after the work is done. Here's exactly how a HVAC Repair CO service call runs.

1

You Call, a Real Person Answers

Our dispatchers are trained to ask the right questions upfront so the technician arrives with the likely parts already on the truck — cutting your repair time significantly.

2

Your Tech Heads Out — You Get an Arrival Window

The nearest available licensed technician gets routed to you. You'll get an arrival window — typically one to two hours on standard calls, often under one hour on confirmed emergencies in Old Hickory.

3

You See the Price Before We Touch Anything

Your technician runs a full diagnostic — not just the symptom that called you, but the whole system. You get a flat-rate quote before any repair begins. No work starts until you say so.

4

Repair, Test, and Sign-Off — Job Complete

You sign off only when the system is running to your satisfaction. We leave the site clean, and our work carries a written labor warranty.

Why HVAC Repair CO

The Differences You'll Notice From the First Phone Call

We're not asking for your trust based on marketing language. We're asking you to measure us against these specifics — and hold us to them.

NATE-Certified Technicians on Every Call

We don't send apprentices solo or dispatch people who aren't certified. When a HVAC Repair CO truck pulls up, the person getting out of it is qualified to diagnose and fix the system — not just describe what's wrong and quote a replacement.

Flat-Rate Pricing — Locked Before Work Starts

Parts markups are included. Labor is included. There are no fuel surcharges, no disposal fees added at invoice, and no "miscellaneous materials" line. The quote is the bill.

Fully Stocked Trucks — Most Repairs Done on Visit One

The most common frustration in HVAC service: technician diagnoses the problem, then has to leave and come back two days later with the part. We stock every truck with the components that fail most often — capacitors, contactors, motor run capacitors, fan motors, pressure switches, blower wheels, thermostat controls, and common refrigerant supplies.

Written Labor Warranty — Every Repair

If a repair we complete fails again within the warranty period due to our workmanship, we come back and correct it at no charge. This is in writing on every invoice — not a verbal assurance you can't enforce.

No High-Pressure Sales Tactics

Some HVAC companies train technicians to push system replacement on every call regardless of whether it's warranted. We don't. If a repair is the right answer for your system's age and condition, we'll tell you. If replacement is genuinely the better value, we'll tell you that too — with the math to back it up.

Commercial and Residential — One Company

Property managers and building owners in Old Hickory, TN often need a single HVAC contractor who can handle residential units in one building and commercial RTUs in another. HVAC Repair CO fields both — with technicians who are specifically trained for each setting, not cross-assigned out of convenience.

Our Commitment

The HVAC Repair CO Guarantee — No Fine Print

We also guarantee the diagnostic accuracy of every service call. If we recommend a repair and after completing it the root cause turns out to be something different, we don't bill you for the additional correction — that's our diagnostic error, not yours.

This guarantee isn't a policy designed to be hard to invoke. It's a standard we hold ourselves to because our reputation in Old Hickory depends on it. Call us, describe what's happening, and we'll make it right.

Call +1-844-611-2875

What Customers Say

What Old Hickory, TN Homeowners Say After Calling HVAC Repair CO

★★★★★

My AC went out on one of the hottest nights of the year. HVAC Repair CO had someone here by midnight and the unit was back up and running before 2 a.m. The price matched what I was quoted on the phone — no additions at the end. Genuinely impressive response.

DM
David M.
Old Hickory, TN — Emergency AC Repair

★★★★★

Three HVAC companies told me I needed a full system replacement. HVAC Repair CO's tech ran an actual diagnostic, found a cracked secondary heat exchanger in the furnace, and replaced the heat exchanger assembly. Cost me a fraction of what the others quoted for a new system, and the furnace has run perfectly since. Glad I got a second — well, fourth — opinion.

KR
Karen R.
Old Hickory, TN — Furnace Repair (Avoided Replacement)

★★★★★

We manage 12 residential units and have had HVAC Repair CO on a maintenance agreement for two years. Before that, we were dealing with 4–5 emergency calls a summer. Since starting the maintenance plan, we've had one emergency call in two years, and they caught it early enough that it was a $180 fix instead of a $1,400 compressor job. ROI on the maintenance contract is extremely clear.

TP
Tony P.
Old Hickory — Property Manager, Maintenance Agreement

★★★★★

The installation crew was thorough and clean. They ran new refrigerant lines, fixed a duct branch that had been improperly sized, and spent an hour walking me through the new thermostat setup. One of the few contractors I've had who left a space cleaner than they found it.

SL
Sandra L.
Old Hickory, TN — New System Installation

★★★★★

Commercial refrigeration failing on a Saturday with a full weekend of bookings ahead — HVAC Repair CO sent someone with actual commercial experience. He diagnosed a TXV failure and refrigerant undercharge, corrected both, and we never had to close. Will absolutely keep them on call.

RG
Roberto G.
Old Hickory — Restaurant Owner, Commercial Refrigeration Repair

★★★★★

Our office building runs Trane VAV units on every floor. HVAC Repair CO maintains the whole building under contract — quarterly inspections, filter changes, and one emergency response per quarter included. The system has been more reliable than it's been in five years, and when we had a zone controller fail last winter, they were on-site within two hours and had it resolved same day.

AB
Angela B.
Old Hickory — Facilities Manager, Commercial Maintenance Contract

Ready to Stop Dealing with an Unreliable HVAC System?

Call HVAC Repair CO now. A live dispatcher answers, a licensed tech gets dispatched, and flat-rate pricing means you know the cost before anything starts.

Call +1-844-611-2875 — Available 24/7

Common Questions

Frequently Asked Questions About Hvac in Old Hickory, TN

Emergency dispatch runs 24/7, including weekends and holidays. Most Old Hickory emergency calls see a technician arrive within one to two hours. Our dispatcher will tell you the realistic ETA when you call — not a best-case guess.
Yes. Our technicians are trained on all major residential and commercial HVAC brands including Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Mitsubishi, LG, Bosch, Bryant, Amana, and Heil. We carry parts specific to the most common brands — which means less waiting for special-order components on the majority of calls in Old Hickory.
Flat-rate pricing means you're quoted a complete price for the repair before work begins — parts, labor, and materials included. That number doesn't change based on how long the job takes. The only scenario where additional charges apply is if the diagnosis reveals a second, unrelated issue that you choose to repair in the same visit — and that's always quoted separately before we proceed.
The most useful framework is the 5,000 rule: multiply the system's age (in years) by the estimated repair cost. If the result exceeds $5,000, replacement is usually the better financial decision. If it's under $5,000, repair tends to make sense — unless the system has a history of repeated failures or a known terminal issue like a cracked heat exchanger or seized compressor.
Current federal minimum SEER2 standards vary by region. In warmer climates, minimums run higher because cooling load drives annual energy costs more significantly. A SEER2-compliant base-tier system offers a solid efficiency floor for budget-conscious buyers; mid-tier 16–18 SEER2 systems offer meaningful energy savings that can offset the cost difference within 5–7 years in Old Hickory, TN's climate; high-efficiency 20+ SEER2 variable-speed systems are most appropriate for high-usage climates or homeowners planning long-term occupancy.
Minimum: once per year, ideally before your peak demand season. In Old Hickory, TN's climate, spring tune-ups before cooling season are the most important single maintenance interval — catching low refrigerant, dirty coils, and electrical issues before July prevents the majority of summer emergency calls. Two visits per year (spring and fall) are ideal for systems running both heating and cooling cycles heavily.
No — and this is worth understanding. Refrigerant handling requires EPA 608 certification, and purchasing refrigerant in quantities sufficient for a system recharge requires certification. Beyond legality, adding refrigerant to a system without first finding and repairing the leak is like adding oil to an engine with a broken seal — it buys you time but doesn't solve the problem.
Manufacturer rebates and federal tax credits for qualifying high-efficiency systems can also offset upfront installation costs. We'll identify any current incentives applicable to the equipment you're considering in Old Hickory, TN before you make a final decision.
Warranty claims are simple: call us, describe what's happening, reference your original service invoice, and we dispatch. There's no complicated claim process. Call +1-844-611-2875 with your service date and address.
Common ductwork indicators: significant temperature variation between rooms with no zoning explanation, rooms that never get comfortable regardless of thermostat setting, visible gaps or disconnected sections in accessible attic or crawl space runs, unusually high utility bills relative to system age, or noticeable air quality issues like excessive dust near supply registers.
If you'd like proof of insurance or license numbers before service, we're happy to provide both. Call +1-844-611-2875 and ask the dispatcher — it's a routine request and we take it as a positive sign that you're careful about who you let work on your home.

Where We Work

HVAC Repair CO's Service Footprint in Old Hickory, TN

HVAC Repair CO serves Old Hickory and the broader Old Hickory, TN service area with the same technician pool and dispatch operation. Wherever you are in our coverage zone, you reach the same live dispatcher and get the same flat-rate, licensed service.

We cover residential and commercial properties across Old Hickory — from single-family repairs to multi-tenant commercial maintenance contracts. Same phone number, same dispatch team, same quality standard.

Confirm Coverage at Your Address
Zip Codes in Old Hickory, TN We Currently Serve:
37138

Our Services in Old Hickory, TN

🟢 Techs On Duty in Old Hickory, TN Call +1-844-611-2875