Emergency AC Repair

No cooling? We'll respond fast.

Fast-response emergency AC repair across the Inland Empire & LA County — experienced technicians, fully stocked trucks, and honest pricing even on emergency calls.

Call 626-777-4822 Schedule service

Same-day appointments most days · Open Mon–Sun · 8:00 AM – 6:00 PM.

Alex Air & Heating technician performing emergency ac repair in the Inland Empire & LA County

Same-day

Service available across the Inland Empire & LA County — call early and we'll do everything we can to get a tech out today.

Quick answer

Emergency AC Repair from Alex Air & Heating Services LLC: Fast-response emergency cooling repair when you need it most. We serve Ontario, the Inland Empire & East LA County with same-day appointments, EPA-certified technicians and upfront, written pricing. Call 626-777-4822.

Residential & Commercial

A failed AC during a heat wave is more than an inconvenience — it can be a health risk. Our emergency repair team responds quickly to restore your cooling, with the diagnostic experience to fix the problem right the first time. Call us and we'll get you back to comfortable, fast.

What's included

Fast-response emergency dispatch
Fully stocked trucks for common repairs
Honest pricing — even on emergencies
Residential & commercial coverage

Why choose Alex Air & Heating

EPA-Certified

Honest, Upfront Pricing

Same-Day Service

Satisfaction Guaranteed

Backed by our warranty

Labor warranty 3 Years · Parts warranty 5 Years · Compressor warranty 7 Years. No hidden fees — you approve the price before we begin.

Why choose Alex Air & Heating

What you actually get when you call us.

Same-day appointments.

Call during business hours and we'll do everything we can to get a technician out the same day — with a real arrival window, not an all-day wait.

Upfront pricing, no surprises.

We diagnose, quote, and explain — then you decide. You approve the price before any work begins, with no hidden fees at the end.

Every make & model.

Our EPA-certified technicians service all major HVAC brands, and our trucks are stocked to finish most repairs in a single visit.

How it works

Four steps. No surprises.

You call

Reach us at 626-777-4822. We'll book your appointment and share a real arrival window — not an all-day block.

We diagnose

A full system inspection — refrigerant, electrical, airflow and controls — to find the real root cause, not just the symptom.

You approve

You get an upfront, flat price before any work starts. Repair or replace? We give you the honest numbers.

We fix it

Most repairs are completed on-site the same visit. We test everything, clean up, and confirm your system is running right before we leave.

Related services

Round out your home comfort.

Popular services and plans homeowners pair with this one.

AC Repair

Ontario, CA AC repair for no cooling, warm air, weak airflow, and systems that will not start—with a written diagnosis and upfront price.

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AC Installation

Right-sized, high-efficiency AC installation done right the first time.

Learn more

Maintenance Membership

Just $199 per system per year — an annual tune-up, 10% off all repairs, no overtime fees and free filters.

See membership perks

Good to know

Emergency AC Repair FAQs

Yes. We offer fast-response emergency AC and heating repair across our service area. Call 626-777-4822 and we'll prioritize your dispatch.

We prioritize emergency dispatch and do everything we can to reach you the same day during business hours.

We keep our pricing honest and upfront, even on emergencies — you'll always approve the price before we begin.

No cooling in a heat wave, unsafe smells, or a system that won't run safely. When in doubt, call us at 626-777-4822.

Service area

Serving the Inland Empire & LA County.

Service-area HVAC business serving the Inland Empire, Los Angeles County & surrounding areas

Check your address

Do we cover your ZIP?

Not sure if you're in our area? Enter your ZIP above — we cover most of the Inland Empire & LA County.

EPA-certified technicians
Honest, upfront pricing — no hidden fees
Same-day appointments often available

Prefer to talk? Call 626-777-4822

Where we workDon't see your city? Just ask.

19 cities across 4 regions

OntarioRancho CucamongaFontanaUplandMontclairRialtoRedlandsSan BernardinoRiversideCoronaEastvaleJurupa ValleyPomonaClaremontWalnutDiamond BarRowland HeightsChinoChino Hills

Locally owned & operated

An independent local team serving the Inland Empire & LA County.

Same-day appointments

Call during business hours and we'll do everything we can to dispatch a tech the same day.

Fast response times

We answer fast and show up when we say we will.

Need emergency ac repair?

Same-day service, honest pricing, and EPA-certified technicians who get it right the first time.

Request Service Call 626-777-4822