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Air Conditioning Repair & Heating Repair in Union City, CA

Fast, affordable AC repair, furnace repair, heat pump service and HVAC installation for Union City homes and businesses. Same-day appointments. 24/7 emergency service. Flat, upfront pricing.

Call (855) 459-5498
Union City HVAC hotline, open 24 hours(855) 459-5498AC repair • Heating repair • Installation
Same-day service in Union City24/7 emergency AC & heating repairAll brands repairedFlat upfront pricing
HomeLocations › Union City, CA

Your local HVAC company in Union City, California

When the air conditioner stops cooling in the middle of a Union City heat wave or the furnace goes quiet on a cold night, you need an HVAC company that answers the phone and shows up. Los Angeles Air Conditioning Heating provides air conditioning repair, heating repair, furnace and heat pump service, ductless mini split installation, duct repair and complete HVAC replacement throughout Union City and the surrounding communities of Fremont, Newark, Hayward, Dublin, Pleasanton, East Palo Alto.

Our technicians carry parts for every major brand, quote a flat price after the diagnosis and finish most AC and heating repairs on the first visit. Whether you need emergency AC repair at midnight, a furnace tune-up before winter or a new energy-efficient system sized correctly for your home, one call to (855) 459-5498 handles it.

Why Union City calls us

  • Same-day appointments across Union City and 24/7 emergency dispatch
  • Flat, upfront pricing you approve before work starts
  • Technicians trained on every major HVAC brand
  • Trucks stocked so most repairs finish in one visit
  • Clean, respectful work in your home or business
  • Honest advice on repair versus replacement

Common calls from Union City

  • AC not cooling or not blowing cold air
  • Air conditioner not turning on or tripping the breaker
  • Furnace not working, no heat, heater blowing cold
  • Furnace short cycling or making a loud bang
  • Heat pump frozen or blowing cold air in winter
  • AC frozen coil, water leaks or loud noises
  • Old system replacement and new AC or furnace installation

HVAC services in Union City, CA

Every service below has its own Union City page with details, common repairs and answers to the questions we hear most from local homeowners.

AC Repair in Union City

When your air conditioner quits on a hot afternoon in Union City, you do not want a callback tomorrow. Our AC repair technicians reach homes across…

Ac repair in Union City »

Air Conditioning Service in Union City

Air conditioning service in Union City keeps your system efficient through the long California cooling season. We clean, test, tune and repair…

Ac service in Union City »

Central Air Repair in Union City

Central air repair in Union City for split systems, packaged rooftop units and heat pumps. If the whole house is warm, the outdoor unit is silent or…

Central air repair in Union City »

AC Tune-Up in Union City

A spring AC tune-up in Union City is the cheapest insurance against a mid-summer breakdown. Our technicians inspect, clean and test every component…

Ac tune-up in Union City »

AC Installation & Replacement in Union City

AC installation and replacement in Union City with properly sized equipment, clean workmanship and pricing you understand before we start. Whether…

Ac installation in Union City »

AC Not Cooling in Union City

AC not cooling in Union City? An air conditioner that runs but blows warm air usually has a low refrigerant charge, a frozen evaporator coil, a…

Ac not cooling repair in Union City »

AC Compressor Repair in Union City

AC compressor repair in Union City for units that hum, click, trip the breaker or simply will not start. The compressor is the heart of your air…

Ac compressor repair in Union City »

AC Frozen Coil & Noisy AC Repair in Union City

Frozen AC coil in Union City? Ice on the indoor coil or copper lines means airflow or refrigerant is off, and running it will damage the compressor.…

Frozen coil and ac noise repair in Union City »

Emergency AC Repair in Union City

Emergency AC repair in Union City, 24 hours a day, 365 days a year. When the air conditioner dies during a heat wave, at night, on a weekend or on a…

Emergency ac repair in Union City »

Heating Repair in Union City

Heating repair in Union City for furnaces, heat pumps, wall heaters and packaged units. When the heat stops on a cold night in Union City, our…

Heating repair in Union City »

Furnace Repair in Union City

Furnace repair in Union City for gas and electric furnaces of every brand and age. A furnace that will not ignite, keeps shutting off or blows cold…

Furnace repair in Union City »

Furnace Service & Tune-Up in Union City

Furnace service in Union City before the first cold snap keeps your heater safe, efficient and reliable. Our furnace tune-up inspects burners,…

Furnace service in Union City »

Furnace Not Working / No Heat in Union City

Furnace not working in Union City? No heat on a cold morning is one of the most common calls we take, and one of the fastest to fix. Our technicians…

No-heat repair in Union City »

Furnace Short Cycling Repair in Union City

Furnace short cycling in Union City, turning on and off every few minutes, wears out parts fast and leaves the house cold. We find the cause, whether…

Furnace short cycling repair in Union City »

Heating & Furnace Installation in Union City

Heating installation in Union City for gas furnaces, electric furnaces and heat pumps, sized and installed to manufacturer specifications. When your…

Heating installation in Union City »

Emergency Heating Repair in Union City

Emergency heating repair in Union City, available 24 hours a day. A furnace or heat pump that fails on a winter night is not a wait-until-Monday…

Emergency heating repair in Union City »

Heat Pump Repair in Union City

Heat pump repair in Union City for systems that will not heat, will not cool, ice over or run nonstop. Heat pumps are the most common new HVAC…

Heat pump repair in Union City »

HVAC Repair in Union City

HVAC repair in Union City for every part of your heating and cooling system: air conditioners, furnaces, heat pumps, air handlers, ductwork and…

Hvac repair in Union City »

HVAC Service & Maintenance in Union City

HVAC service in Union City that keeps your heating and cooling running at peak efficiency year-round. Our maintenance visits cover the air…

Hvac service in Union City »

HVAC Contractor in Union City

Looking for an HVAC contractor in Union City who answers the phone, shows up on time and charges what was quoted? Los Angeles Air Conditioning…

Hvac company in Union City »

Emergency & Same Day HVAC Repair in Union City

Emergency HVAC repair in Union City, 24 hours a day, 7 days a week. When heating or cooling fails at the worst possible time, our same-day HVAC…

Emergency hvac repair in Union City »

Residential HVAC Repair in Union City

Residential HVAC repair in Union City for single-family homes, condos, townhomes and apartments. We repair and maintain the air conditioners,…

Residential hvac repair in Union City »

Commercial HVAC Repair & Installation in Union City

Commercial HVAC repair and installation in Union City for offices, restaurants, retail stores, warehouses, medical suites and multi-unit buildings.…

Commercial hvac in Union City »

Ductless Mini Split Repair & Installation in Union City

Ductless mini split repair and installation in Union City for garages, additions, ADUs, sunrooms and whole homes without ductwork. We install and…

Ductless mini split service in Union City »

Air Duct Repair & Cleaning in Union City

Air duct repair, sealing and cleaning in Union City. Leaky, crushed or dirty ducts waste up to 30 percent of the heating and cooling you pay for and…

Duct repair in Union City »

Thermostat Repair & Smart Thermostat Installation in Union City

Thermostat repair and smart thermostat installation in Union City. A thermostat that reads wrong, loses its schedule or will not talk to the system…

Thermostat service in Union City »

Searching for AC repair near me or heating repair near me in Union City?

If you typed "AC repair near me" from Union City, this is the page for you. Our technicians work Union City neighborhoods daily and know the equipment common to homes here, from attic split systems to rooftop packaged units, so diagnosis is fast and repairs are done right.

How a service call works

Call or book online

Tell us what the system is doing. Our dispatcher gives you an honest arrival window, often the same day.

Diagnosis on arrival

The technician tests the system, shows you what failed and explains why in plain language.

Flat price, your approval

You get a written price for the repair before any work begins. No hourly surprises.

Repair and verify

We fix it, test the system under load and leave the work area clean.

What Union City customers say

★★★★★

Had them out for an AC tune-up before summer. Thorough inspection, cleaned the coils, and they found a weak capacitor that would have failed in July. Smart move.

James W., Union City
★★★★★

Replaced our 20-year-old furnace and AC with a heat pump. Clean install, explained everything, and our summer bill dropped noticeably. Great HVAC repair experience.

Anthony P., Union City
★★★★★

Our AC quit during the hottest week of the year and they had a technician at our Union City home the same afternoon. Fixed a capacitor, charged exactly what was quoted. Cold air within an hour.

Maria G., Union City

Union City, CA service area map

Nearby cities we also serve

Our technicians cover Union City and every neighboring community. Choose your city for local AC and heating repair:

See all California service areas »

Union City AC & heating repair FAQ

How quickly can a technician get to my home in Union City?

Same-day service is available in most cases. Emergency calls are dispatched immediately with an honest arrival window.

Do you service commercial buildings in Union City?

Yes. We repair and maintain rooftop units, split systems and ductless systems for offices, restaurants, retail and light industrial properties.

What should I do if my AC is not cooling before you arrive?

Turn the system off at the thermostat, check and replace the air filter, and make sure the outdoor unit is clear of debris. If the coil is frozen, set the fan to on so it can thaw.

What HVAC brands do you repair in Union City?

All of them: Carrier, Trane, Lennox, Rheem, Ruud, Goodman, Amana, York, Bryant, American Standard, Daikin, Mitsubishi, Fujitsu, LG and more.

How much does AC repair or furnace repair cost in Union City?

After diagnosis you receive a flat, written price before any work begins. Small repairs such as capacitors, contactors, igniters and flame sensors are inexpensive; we only recommend replacement when repair no longer makes sense.

Need AC repair or heating repair in Union City, CA right now?

One call, honest pricing, fast response. Open 24 hours a day.

Call (855) 459-5498
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