AC Repair in Toronto

Q: Can my old R-22 system be converted to R-410A or R-32?

A drop-in conversion exists, but in practice it is almost never worth doing. R-410A runs at much higher pressures than R-22, which stresses old components. If your R-22 system is leaking, the cost-effective path is full system replacement. Most current Canadian residential installs still use R-410A, with R-32 being phased in.

Q: Why does my AC keep running out of refrigerant?

Air conditioners are sealed systems. They do not consume refrigerant, so if yours is low, there is a leak: pinholes in the evaporator coil, a loose flare fitting, a corroded Schrader valve, or a damaged lineset. Topping it up without finding the leak wastes money and is against Canadian environmental regulations.

Need AC repair in Toronto today? Call (647) 558-5528 for same-day service, 7 days a week. North Wind HVAC Pro sends TSSA-approved, 313D refrigeration certified technicians to homes and condos across Toronto and the GTA. We diagnose warm-air complaints, ice on coils, water leaks, short-cycling, and refrigerant problems on Lennox, KeepRite, Goodman, Tempstar, Ruud, Comfortmaker, and most other brands. Every repair is backed by a 1-month warranty. After-hours emergency line: 1 (877) 707-1615.

Common Toronto AC Problems We Repair

Toronto’s summers are humid, and the city’s urban heat island effect pushes downtown temperatures several degrees above the surrounding suburbs. That extra load makes residential air conditioners work harder, and small problems escalate fast. These are the calls we get most often:

AC blowing warm air. Usually a low refrigerant charge from a slow leak, a failed capacitor, a tripped high-pressure switch, or a frozen evaporator coil restricting airflow.
Ice on the coils or refrigerant line. Almost always low refrigerant or restricted airflow from a clogged filter, a failing blower motor, or closed-off returns.
Water leaking from the indoor unit. A plugged condensate drain, cracked drain pan, or a thawing iced-up coil dumping water faster than the pan can carry it away.
Short-cycling. The unit kicks on, runs for 60 to 90 seconds, and shuts off. Often an oversized system, a dirty flame sensor on the paired furnace, a failing thermostat, or a refrigerant pressure issue.
Weak airflow at the vents. Dirty blower wheel, undersized return ducts, a slipping belt on older units, or a failing ECM motor module.
Loud or unusual noises. Buzzing usually points to a bad contactor or capacitor. Grinding means motor bearings. A high-pitched scream can signal compressor pressure problems, shut it off and call us.
Refrigerant leaks. Pinhole leaks in evaporator coils are common on systems 8 to 12 years old. Under Canadian environmental regulations, only a 313D-certified technician can legally recover or recharge refrigerant.

Our Toronto AC Repair Process

We keep it straightforward. When you call, we book a same-day or next-day window that fits your schedule and confirm the trip charge before we dispatch. Our technician arrives in a stocked van with the most common parts for residential systems, capacitors, contactors, fan motors, thermostats, and refrigerant.

On site, we run a full diagnostic: superheat and subcool readings, static pressure, amp draw on the compressor and blower, and a visual inspection of the lineset and coil. You get a written quote before any repair work starts, so there are no surprises on the invoice. If a part needs to be ordered, we tell you the realistic timeline rather than guessing.

Every completed repair is covered by our 1-month workmanship warranty. If the same fault returns within that window, we come back at no charge. We also document the work so your manufacturer warranty stays intact.

How Much Does AC Repair Cost in Toronto?

Pricing depends on the part, the brand, and how accessible the unit is. Here are realistic ranges for the most common Toronto repairs:

Diagnostic / service call: $99 to $149, waived if you proceed with the repair on the same visit.
Capacitor replacement: $180 to $320 installed.
Contactor replacement: $200 to $350 installed.
Thermostat replacement (non-smart): $220 to $400 installed.
Smart thermostat install (ecobee, Nest, Honeywell T9): $350 to $550 installed.
Condenser fan motor: $450 to $850 depending on brand.
Refrigerant top-up (R-410A): $180 to $300 per pound, plus leak diagnosis.
Evaporator coil replacement: $1,800 to $3,500 depending on tonnage and access.
Compressor replacement: $2,200 to $4,500. At this price point, on systems older than 10 years, replacement is usually the smarter call.

Heads-up on R-22: production and import of R-22 was phased out across Canada on January 1, 2020 under the Montreal Protocol. Recharging an old R-22 system is now expensive and getting harder to source. If your unit was installed before 2010 and is leaking, ask us about replacement options before pouring money into a recharge.

Emergency AC Repair Across the GTA

When the temperature climbs above 30C and Environment Canada issues a heat warning, a broken AC stops being an inconvenience and becomes a health risk, especially for seniors, infants, and anyone with respiratory conditions. Our after-hours emergency line is staffed 7 days a week.

For urgent repairs in Toronto and the GTA, call 1 (877) 707-1615. For regular bookings during business hours, the Toronto direct line is (647) 558-5528.

Toronto Hydro’s grid generally holds up well during summer peak load events, but localized brownouts can damage compressor windings and capacitors. If your AC stops working right after a power flicker or storm, get it checked before running it again. Forcing a damaged unit to start can turn a $250 capacitor replacement into a $3,000 compressor job.

Toronto Areas We Cover

We service AC repair calls across the City of Toronto and the surrounding GTA, including downtown core, North York, Scarborough, Etobicoke, East York, York, Forest Hill, Leslieville, and the Beaches. Condo and high-rise buildings, semi-detached, fully detached, and townhomes are all in scope. See our full service area for surrounding cities including Vaughan, Markham, Richmond Hill, Mississauga, and Brampton.

AC Brands We Service

Our 313D-certified technicians repair Lennox, KeepRite, Goodman, Tempstar, Ruud, Comfortmaker, Carrier, Trane, York, Amana, Bryant, Daikin, Mitsubishi, and most other residential and light-commercial brands. We carry common OEM and quality aftermarket parts in the van.

Frequently Asked Questions

How much does AC repair cost in Toronto?

Most common repairs fall between $200 and $600 all-in: capacitors, contactors, thermostats, and minor refrigerant top-ups. Bigger jobs like fan motors run $450 to $850, and coil or compressor replacements can reach $2,000 to $4,500. We give a written quote before any work starts.

My AC was working fine, then a cold snap hit, and now it’s not cooling. What happened?

This is a classic spring call. When outdoor temperatures drop below about 16C and the AC runs anyway (often because someone forgot to switch the thermostat to heat), the refrigerant pressure drops too low, the coil ices over, and the compressor can short-cycle on its low-pressure switch. The fix usually involves thawing the coil completely, checking for damaged components, and verifying the refrigerant charge. In some cases, repeated cold-weather running damages the compressor.

Can my old R-22 system be converted to R-410A or R-32?

Technically a “drop-in” conversion exists, but in practice it’s almost never worth doing. R-410A runs at much higher pressures than R-22, which stresses old components, and the existing copper lineset and metering devices were not designed for it. If your R-22 system is leaking, the cost-effective path is full system replacement. R-32 is the next-generation refrigerant being phased in across North America under the AIM Act and Canada’s HFC management plan, but most current Canadian residential installs still use R-410A.

How fast can you respond to a Toronto AC repair call?

Same-day service is standard during summer, 7 days a week. For emergencies, our after-hours team can typically be on-site within 2 to 4 hours in central Toronto, longer for outer GTA depending on traffic and dispatch load.

What warranty do you offer on AC repairs?

One-month workmanship warranty on every repair. If the same component or fault returns within that window, we come back at no charge. New parts also carry the manufacturer’s warranty, which we register on your behalf.

Do you service condos and high-rise units?

Yes. We work on through-the-wall AC units, vertical stack units, ductless mini-splits, and rooftop split systems on Toronto condos and high-rises. We coordinate with building management for elevator booking, certificate of insurance, and access if your building requires it.

Why does my AC keep running out of refrigerant?

Air conditioners are sealed systems. They don’t consume refrigerant, so if yours is low, there is a leak somewhere: pinholes in the evaporator coil, a loose flare fitting, a corroded Schrader valve, or a damaged lineset. Topping it up without finding the leak wastes money and is also against Canadian environmental regulations under the federal Ozone-depleting Substances and Halocarbon Alternatives Regulations. We use electronic leak detectors and UV dye to find and seal leaks properly. The HRAI sets the standards we follow, you can read more at HRAI or review federal refrigerant rules at Environment and Climate Change Canada.

How long should a Toronto AC last before needing replacement?

A well-maintained central AC in the GTA typically lasts 12 to 17 years. NRCan benchmarks the average residential central AC service life at around 15 years (see NRCan). Toronto’s humid summers and salt-laden winter air on outdoor condensers can shorten that, especially without annual maintenance.

Call Toronto AC Repair Now

Don’t sweat it out. Call North Wind HVAC Pro at (647) 558-5528 for same-day Toronto AC repair, 7 days a week. After-hours emergencies: 1 (877) 707-1615. TSSA-approved, 313D certified, 5.0 stars across 104+ reviews. Or visit our main AC repair page, browse furnace repair services, or request a quote online.