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HVAC Maintenance & Service in Mississauga

Pick the service you need, fill out your info, and we'll take it from there. Fast response, licensed technicians, and upfront pricing every time.

5.0
Google Rating
24/7
Emergency Service
1000+
Jobs Completed
GTA, ON
Service Area
What We Check

Everything Covered in Every Visit

Our technicians run a complete multi-point inspection on every maintenance visit, no corners cut, no items skipped.

Inspect & clean heat exchanger for cracks or damage
Test igniter, flame sensor, and burner assembly
Check refrigerant levels and inspect coils (AC)
Lubricate all moving parts. motors, bearings, belts
Test thermostat calibration and controls
Inspect and tighten all electrical connections
Measure airflow and check all duct connections
Test carbon monoxide and gas pressure readings
Clean blower motor, condensate drain, and filters
Provide written report with findings and recommendations

Why Tune-Ups Matter

A properly maintained HVAC system runs cleaner, lasts longer, and costs you less. The numbers speak for themselves.

30%
Energy savings with regular maintenance
5 yrs
Added lifespan on a maintained system
90%
Of breakdowns prevented by tune-ups
$800+
Average repair cost avoided annually
Book a Tune-Up
The Real Cost

Skip Maintenance. Pay the Price

Most HVAC emergencies don't happen overnight. They build quietly over months until the system gives out. usually on the coldest or hottest day of the year.

Lower Energy Bills

A dirty system works harder to reach the same temp. costing you up to 30% more every month.

Carbon Monoxide Safety

Cracked heat exchangers are invisible. Our inspection catches dangerous issues before they become a health risk.

Longer Equipment Life

Maintained systems last 5+ years longer. delaying a costly $5,000+ replacement for years.

Warranty Protection

Most manufacturers require documented annual maintenance. Skipping it can void your coverage entirely.

With Maintenance

Predictable, Low-Cost Comfort

Catch small issues early. Consistent efficiency. No surprise repairs. Your system runs quietly and keeps your family comfortable season after season.

Without Maintenance

Unexpected Breakdowns & High Bills

Dust buildup, worn parts, and undetected leaks quietly drain efficiency. until the system fails entirely, often when you need it most.

Olu HVAC Guarantee

Satisfaction or We Come Back. Free

If your system doesn't pass our post-service performance check, we'll return at no charge until it does. That's the Olu HVAC promise.

Step 1. Pick Your Service

What Do You Need Help With?

Select one or more services below. Your selection will be carried into the inquiry form so we know exactly what to prepare for.

Click a card to select your service. you can choose more than one
Heating Repair
Furnace not working? No heat? We diagnose & fix fast.
Furnace Tune-Up
Annual inspection & cleaning to keep your furnace running right.
Furnace Installation
New high-efficiency furnace install, sized and vented for your home.
AC Repair
AC not cooling? Leaking? We fix all makes and models.
AC Tune-Up
Spring AC service to clean coils, check refrigerant & test everything.
AC Installation
New central AC or ductless mini-split installed & ready to go.
Water Heater Service
Tank or tankless repair, replacement & installation.
Full System Inspection
Complete HVAC checkup with written report & recommendations.
Duct Cleaning
Remove dust & allergens from ducts for cleaner air and better airflow.
Heat Pump Service
Heat pump repair, tune-up, or installation for year-round comfort.
Indoor Air Quality
Humidifiers, air purifiers, UV lights & more for healthier air.
Emergency Service
No heat or AC in an emergency? We respond 24 hours a day.
Selected:.
FAQ

Common Questions

Have a question before you submit? Here are the ones we hear most. Can't find your answer. just call us directly.

Call (437) 999-4242
We aim to respond within the hour during business hours. For emergency service requests we respond as fast as possible. 24 hours a day.
Yes! Just click as many service tiles as you need. All of them will be included in your inquiry so we can prepare accordingly before we call you.
Yes. We work on all major brands. Lennox, Carrier, Trane, Bryant, Goodman, Rheem, American Standard, and more. Older systems and new high-efficiency units alike.
We'll discuss all service fees when we call you back before scheduling. Quotes for new installs and major work are always free with no obligation.

Areas We Serve Across the GTA

Providing expert HVAC maintenance and service to homeowners across Mississauga and surrounding cities.

Ready to Book Your Service?

Submit your inquiry above or give us a call. we're always happy to help.

Request Service (437) 999-4242
FAQ

Common Questions

Real answers to questions Mississauga and GTA customers ask us most.

How often should I get HVAC maintenance?

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Once a year for the furnace and once a year for the AC. Booking both seasonal tune-ups together is the typical setup.

Is HVAC maintenance worth the cost?

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Yes. Annual maintenance keeps efficiency up, extends equipment life, and often satisfies manufacturer warranty requirements.

What's covered in your maintenance plans?

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Seasonal tune-ups for furnace and AC, basic safety checks, and priority dispatch for emergencies. We tailor the plan to your equipment.

Can you also maintain my water heater and humidifier?

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Yes. We can include water heater flush and humidifier service in the visit.

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