Furnace Repair

No heat? We'll get you warm again.

Safe, reliable furnace repair across the Inland Empire & LA County — for every make and model, with a full safety check on every visit and honest, upfront pricing.

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 furnace 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

Furnace Repair from Alex Air & Heating Services LLC: Safe, reliable furnace repair for every make and model. 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

When your furnace won't keep up, our technicians find the root cause — from failed igniters and flame sensors to blower motors and heat exchangers — and repair it safely. We prioritize your family's safety, checking for carbon monoxide risks on every visit.

What's included

Igniter, flame sensor & thermostat repair
Blower motor & heat exchanger service
Gas & electric furnace expertise
Carbon monoxide safety inspection
Same-day service available

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.

What it costs

Furnace Repair cost in the Inland Empire

Real 2026 price ranges so you can budget before you call. Every job gets an upfront, written quote — no hidden fees.

Repair	Typical cost (2026)	How common
Flame sensor cleaning / replacement	$90–$250	Very common
Igniter (hot surface) replacement	$150–$450	Common
Thermostat replacement	$150–$500	Common
Blower motor	$400–$1,500	Occasional
Control / circuit board	$350–$900	Occasional
Heat exchanger	$1,500–$4,000+	Expensive / less common

Typical furnace repair costs in the Inland Empire (2026, parts + labor). Actual pricing depends on your home, equipment and scope.

Related services

Round out your home comfort.

Popular services and plans homeowners pair with this one.

Furnace Installation

High-efficiency furnace installation sized for your space.

Learn more

Heat Pump Repair

Year-round heat pump repair for heating and cooling.

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

Furnace Repair FAQs

If you smell gas or suspect a carbon monoxide leak, shut the system off and call us immediately. We perform a full safety check on every furnace repair.

It could be a thermostat issue, a tripped switch, a failed igniter or flame sensor, among others. We diagnose the exact cause and explain it clearly.

Yes, our technicians are experienced with both gas and electric furnaces of all major brands.

Always. Safety comes first — we check for carbon monoxide risks on every furnace repair.

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 furnace repair?

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

Request Service Call 626-777-4822