Old Lennox Furnace Models – Service & Replacement in Greater Vancouver
A
Lennox furnace is known for its
durability, energy efficiency, and high-performance heating. However, as with all heating systems, older Lennox furnace models eventually
lose efficiency, develop repair issues, and may require replacement. If your
Lennox furnace is more than 15–20 years old, it might be time for
professional servicing or upgrading to a modern high-efficiency model.
At
CANRO Heating & Cooling, we specialize in
repairing, servicing, and replacing old Lennox furnace models in Greater Vancouver. Whether your furnace is
making strange noises, struggling to heat your home, or breaking down frequently, our
certified HVAC technicians and licensed gas fitters can
troubleshoot and repair your old Lennox furnace or help you
select and install a new energy-efficient replacement.
We offer
same-day service, same-day emergency repairs, and expert installations across
Vancouver, Burnaby, Richmond, Surrey, Coquitlam, North Vancouver, West Vancouver, Delta, Langley, White Rock, Maple Ridge, Abbotsford, and Chilliwack.
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Need old Lennox furnace service or replacement? Call CANRO Heating & Cooling at 604-359-1081 today!Signs Your Old Lennox Furnace Needs Servicing or Replacement
If your Lennox furnace is
over 15 years old, it may show signs of
wear and inefficiency. Here are
common issues that indicate your furnace needs professional service or replacement:
1. Furnace Producing Weak or No Heat
If your
Lennox furnace is running but not heating properly, possible causes include:
- A failing heat exchanger reducing heating efficiency.
- A clogged air filter restricting airflow.
- A malfunctioning gas valve or ignition system.
How CANRO Heating & Cooling Can Help:
- Diagnose and repair heat exchanger or ignition issues.
- Replace clogged air filters and improve airflow.
- Adjust gas valve and thermostat settings.
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Call 604-359-1081 for Lennox furnace heating repairs!2. Strange Noises Coming from the Furnace
If your
Lennox furnace makes banging, rattling, or whining noises, it could be due to:
- A loose blower motor or worn-out bearings.
- A cracked heat exchanger, which can be dangerous.
- Air duct blockages causing unusual airflow sounds.
How CANRO Heating & Cooling Can Help:
- Inspect and repair or replace the blower motor.
- Check for cracks in the heat exchanger and recommend a replacement if necessary.
- Clear duct obstructions and improve airflow.
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Need furnace noise troubleshooting? Call 604-359-1081 today!3. Increased Energy Bills Due to Low Efficiency
Older Lennox furnaces (15–25 years old) operate at
65–80% AFUE (Annual Fuel Utilization Efficiency), while modern furnaces exceed
95% AFUE.
If your heating bills have been increasing, your
old Lennox furnace may be losing efficiency due to:
- A worn-out heat exchanger.
- Dirty burners or clogged gas lines.
- An outdated, inefficient blower fan.
How CANRO Heating & Cooling Can Help:
- Tune-up and clean furnace components to improve efficiency.
- Recommend and install a new high-efficiency Lennox model to reduce heating costs.
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Call 604-359-1081 to upgrade to a high-efficiency Lennox furnace today!4. Frequent Repairs & Unexpected Breakdowns
If your
Lennox furnace needs frequent repairs, it may be more cost-effective to
replace it with a new, energy-efficient model.
Signs your furnace is
costing more in repairs than it’s worth:
- You’ve had 3+ repairs in the past two years.
- The repair cost is more than 50% of a new furnace price.
- Your furnace is more than 20 years old.
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Not sure whether to repair or replace? Call 604-359-1081 for expert advice!Old Lennox Furnace Models We Service in Greater Vancouver
At
CANRO Heating & Cooling, we service and replace
all old Lennox gas, oil, and electric furnaces, including:
1. Lennox G Series (Older Gas Furnaces)
- Lennox G12, G16, G20, G23, G26, G40
- Lennox G50, G60, G71
2. Lennox Pulse Furnace Models
- Lennox G14 Pulse Furnace (Discontinued, replacement recommended)
3. Lennox Elite & Signature Series (Mid-Range & Premium Older Models)
- Lennox Elite EL180, EL195, EL296
- Lennox Signature SL280, SL297, SLP98
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Still using an older Lennox model? Call 604-359-1081 for expert servicing!Lennox Furnace Replacement – Upgrade to a High-Efficiency Model
If your
Lennox furnace is outdated, upgrading to a
new high-efficiency model can save you
up to 30% on heating costs.
Recommended High-Efficiency Lennox Replacement Models:
- Lennox EL296V (96% AFUE, two-stage variable-speed gas furnace)
- Lennox SLP99V (99% AFUE, ultra-high efficiency, Energy Star-certified)
- Lennox ML296V (Mid-range efficiency, variable speed blower)
Benefits of a New Lennox Furnace:
✔
Lower energy bills with up to 99% AFUE efficiency ✔
Quieter operation with variable-speed fans ✔
Smart thermostat compatibility for better control ✔
Improved indoor air quality with advanced filtration 📞
Call 604-359-1081 to upgrade your old Lennox furnace today!Why Choose CANRO Heating & Cooling for Lennox Furnace Repairs & Replacement in Greater Vancouver?
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Certified Lennox Technicians – Fully licensed & insured experts.
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Same-Day Service & Emergency Repairs – same-day availability.
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Genuine Lennox Parts – OEM replacement components.
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Affordable Pricing & Financing Available – Get a new furnace with flexible payment plans.
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Serving All of Greater Vancouver & Fraser Valley – Vancouver, Burnaby, Surrey, Richmond, Langley & beyond.
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Need Lennox furnace repairs or replacement? Call 604-359-1081 now!Frequently Asked Questions (FAQs) – Old Lennox Furnace Models Service and Replacement in Greater Vancouver
Lennox furnaces are known for their
durability, efficiency, and reliable heating performance. However, older Lennox models may develop issues such as
ignition failures, poor heating efficiency, unusual noises, or frequent shutdowns. Regular maintenance and timely replacement ensure
safe operation and energy savings.
At
CANRO Heating & Cooling, we specialize in
servicing, repairing, and replacing old Lennox furnace models in
Greater Vancouver, including Burnaby, Surrey, Richmond, Coquitlam, Langley, Delta, Abbotsford, and the Fraser Valley. Our
certified HVAC technicians provide:
✔
same-day emergency furnace repairs ✔
Same-day Lennox furnace service ✔
Free estimates for furnace replacements ✔
Energy-efficient Lennox upgrades Below are
50 frequently asked questions about
servicing and replacing old Lennox furnace models to help you maintain a
warm, efficient, and safe home.
FAQs About Old Lennox Furnace Service & Replacement
General Furnace Service & Repairs
•
How do I know if my old Lennox furnace needs service? Signs that your Lennox furnace needs servicing include:
- Uneven heating or weak airflow
- Frequent cycling on and off
- Unusual noises (banging, rattling, or whistling)
- High energy bills due to inefficiency
- The pilot light won’t stay on (older models with pilot ignition)
•
How often should I service my old Lennox furnace? We recommend
annual servicing before winter to:
- Improve efficiency and performance
- Prevent breakdowns and costly repairs
- Extend the lifespan of your furnace
•
Do you offer emergency Lennox furnace repairs? Yes! We provide
same-day emergency furnace repairs in Vancouver, Burnaby, Surrey, and surrounding areas. Call
604-359-1081 for immediate assistance.
•
Why does my old Lennox furnace make loud noises? Common causes of furnace noises include:
- Loose or worn-out blower motor parts
- Dirty burners causing delayed ignition
- Clogged air filters restricting airflow
- Cracked heat exchanger (serious issue – requires replacement)
•
What should I do if my old Lennox furnace won’t turn on? Check if:
- The thermostat is set correctly
- The furnace switch is turned on
- The circuit breaker hasn’t tripped
- The air filter is clean and unobstructed
If your furnace still won’t start,
call CANRO Heating & Cooling for a professional diagnosis. •
How long does a Lennox furnace last? Older Lennox models typically last
15–25 years with proper maintenance. If your furnace is over
15 years old, consider replacing it with a
new high-efficiency Lennox model.
•
What are common problems with old Lennox furnaces? Older Lennox furnaces may experience:
- Ignition control failures (pilot light or electronic ignition issues)
- Blower motor malfunctions
- Heat exchanger cracks (a major safety hazard)
- Gas valve or burner assembly problems
- Thermostat or electrical connection failures
Lennox Furnace Replacement & Upgrades
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When should I replace my old Lennox furnace? Consider replacement if your furnace is:
- Over 15–20 years old
- Experiencing frequent and costly repairs
- Inefficient and increasing energy bills
- Struggling to heat your home properly
•
What are the benefits of upgrading to a new Lennox furnace? New Lennox furnaces offer:
- Up to 98% AFUE efficiency (significant energy savings)
- Quieter operation with variable-speed blowers
- Smart thermostat compatibility
- Better indoor air quality with advanced filtration systems
•
What’s the cost to replace an old Lennox furnace in Vancouver? The cost to replace a Lennox furnace ranges from
$3,500 to $7,500, depending on:
- The furnace model and efficiency rating
- The complexity of the installation
- Ductwork modifications (if required)
We offer
free estimates and financing options—call
604-359-1081 for details.
•
Do you offer rebates on Lennox furnace replacements? Yes! You may qualify for
FortisBC and CleanBC rebates when upgrading to a high-efficiency furnace.
•
How long does it take to replace a Lennox furnace? A typical furnace replacement takes
4 to 8 hours, depending on the complexity of the installation.
Lennox Furnace Models We Service & Replace
•
Which older Lennox furnace models do you repair? We service
all Lennox models, including:
- Lennox Elite Series (EL195E, EL296V, EL280, etc.)
- Lennox Merit Series (ML180E, ML296V, ML195, etc.)
- Lennox Signature Collection (SL280V, SL297NV, SL98V, etc.)
- Older discontinued models such as G24, G40, G50, G60, and Pulse 21
•
Which Lennox furnace models do you recommend for replacement? Top Lennox replacement models include:
- Lennox EL296V (96% AFUE, two-stage variable speed blower)
- Lennox SL297NV (97.5% AFUE, ultra-quiet operation)
- Lennox ML296V (96% AFUE, budget-friendly and efficient)
Installation, Maintenance & Financing
•
Do you offer Lennox furnace installation in Greater Vancouver? Yes! We provide
professional Lennox furnace installation with same-day and next-day appointments available.
•
Do you offer financing for a new Lennox furnace? Yes! We offer
flexible financing options to make furnace replacement affordable.
•
How do I schedule a Lennox furnace repair or replacement? Call
604-359-1081 or email
info@Canroheat.ca to book a service appointment.
Need Lennox Furnace Repair or Replacement? Call CANRO Heating & Cooling!
If your
old Lennox furnace is unreliable, inefficient, or in need of service,
CANRO Heating & Cooling is here to help.
🔥
same-day emergency furnace repairs 🔥
Same-day Lennox furnace servicing 🔥
Certified Lennox HVAC specialists 🔥
Free estimates & financing options 🔥
Rebates available on new high-efficiency models 📞
Call now: 604-359-1081 📧
Email: info@Canroheat.ca Serving
Vancouver, Burnaby, Surrey, Richmond, Coquitlam, Langley, Delta, Abbotsford, and all Fraser Valley areas. Let us help you stay warm and energy-efficient with
expert Lennox furnace service and replacement! 🔥Contact CANRO Heating & Cooling for Old Lennox Furnace Service & Replacement
If your
Lennox furnace is over 15 years old, experiencing
performance issues, frequent repairs, or high heating costs, it’s time to
schedule a professional service or upgrade to a new high-efficiency model.
📞
Call CANRO Heating & Cooling at 604-359-1081 📧
Email: info@Canroheat.ca 📍
Serving Vancouver, Burnaby, Surrey, Richmond, Langley, and all surrounding areas Get
expert Lennox furnace repair, maintenance, and replacement with
CANRO Heating & Cooling – Your trusted HVAC experts in Greater Vancouver! Expert insights: Lennox furnaces in Metro Vancouver
What follows is the practical information CANRO shares with Metro Vancouver homeowners about furnaces during in-home consultations. Lennox is American (Iowa, 1895), best known for its SLP99V variable-capacity gas furnace (up to 99% AFUE) and the XC25 air conditioner. The brand's strengths are industry-leading variable-capacity modulation, premium build quality, top-rated for quiet operation.
Metro Vancouver's housing stock ranges from early-1900s character homes with hydronic radiator systems to modern condos with combi boilers — equipment selection and serviceability vary dramatically by housing era. CANRO has worked with Lennox systems across Metro Vancouver since 1999, from older retrofits in Edmonds and Kitsilano to new builds in Burnaby Heights and Lynn Valley. Lennox is generally a strong fit for mid-to-upper Vancouver homes wanting maximum efficiency and the quietest possible system.
Technical considerations for furnaces in Metro Vancouver
Sizing. Proper furnace sizing requires a Manual J load calculation — most Vancouver homes need 50,000-90,000 BTU, but oversized furnaces short-cycle, accelerate component wear and produce uneven temperatures.
Lifespan. A well-maintained high-efficiency gas furnace lasts 15-20 years in Vancouver. The single biggest factor in lifespan is annual professional servicing — combustion analysis, condensate trap cleaning, and igniter inspection prevent 80% of mid-life failures.
Warning signs. A failing furnace usually announces itself: short-cycling, yellow flame (should be blue), rising gas bills, uneven heating between rooms, banging on startup, or persistent error codes on the control board.
Common Lennox furnace issues CANRO diagnoses
Over 25+ years of Lennox service calls across Metro Vancouver, the recurring issues we see are: flame-sensor fouling on older units, control-board failures on iComfort thermostats, blower-wheel ECM motor failures.
Parts availability. Lennox parts are dealer-network only — independent shops often struggle to source within 48 hours, but CANRO maintains a Lennox parts pipeline.
What CANRO checks during a furnace service
- Combustion analysis (CO, CO2, O2, stack temperature)
- Heat-exchanger inspection (cracks, corrosion)
- Flame sensor cleaning
- Hot-surface ignitor test
- Gas pressure verification (inlet + manifold)
- Condensate trap and drain clearing
- Blower motor amp draw and bearing check
- Filter replacement and airflow verification
- Limit switch and rollout safety test
- Thermostat calibration and response check
Why Metro Vancouver homeowners choose CANRO for furnace work
- Founded 1999 — over 25 years of a high-efficiency gas furnace installations and service calls in Metro Vancouver
- 4.9-star rating from 85+ verified Google reviews
- Direct workers, no subcontractors — the tech who installs your system is the one who answers when you call back
- Free written estimates on installations; transparent diagnostic fee on repairs (credited toward the repair if you proceed)
- TSBC-licensed gas fitter, Red Seal HVAC, WorkSafeBC and liability insured
- Permits filed and inspected on every gas-appliance install (BC Code-compliant)
- Brand specialist coverage: Viessmann, IBC, Baxi, Laars, Weil-McLain, Navien, Rinnai, Bradford White, Carrier, Lennox, Bryant, Goodman, Mitsubishi, Daikin, Bosch and more
Lennox Furnace FAQs
Do I really need annual furnace servicing in Vancouver (Lennox)?
Yes. Annual professional servicing catches 80% of mid-life failures before they cause a no-heat call. It also keeps manufacturer warranties valid — most are voided by missing scheduled maintenance. The service includes combustion analysis, heat-exchanger inspection, flame-sensor cleaning, blower-motor check, condensate-trap clearing, and a full safety test for carbon monoxide.
What AFUE rating should I look for in a new Vancouver (Lennox) furnace?
For Metro Vancouver homes, 95-97% AFUE is the sweet spot — high enough to qualify for FortisBC rebates and capture nearly all available efficiency gains, but without paying a premium for the very last 1-2% from 98% AFUE modulating units. ENERGY STAR-certified models above 95% AFUE are required for current rebate programs.
Two-stage vs modulating gas furnace — what's right for Vancouver (Lennox)?
Two-stage furnaces (high/low burner) are a good fit for most Vancouver homes — they cut short-cycling and run quieter than single-stage units. Modulating furnaces (continuously variable burner output) are worth the premium in larger homes (3,000+ sq ft), homes with significant temperature zones, or homes prioritising the absolute quietest operation.
How much does furnace installation cost in Metro Vancouver (Lennox)?
A typical residential high-efficiency gas furnace installation in Metro Vancouver costs $4,500-$8,500 including the equipment, venting, gas-line work, permit, electrical, and removal of the old unit. Variable-speed and modulating models are at the upper end. CANRO provides three quote tiers (good/better/best) so you can choose the right balance for your home and budget.
Can I install a heat pump and skip the furnace altogether?
Yes — for most Metro Vancouver homes, a cold-climate heat pump alone provides 100% of heating needs down to -10°C. Some homeowners choose a dual-fuel setup (heat pump + small gas furnace as back-up for the rare deep cold snap), but this is rarely necessary in our climate.
Why does my furnace short-cycle (turn on and off rapidly)?
Short-cycling typically indicates one of: an over-sized furnace for the home, a dirty flame sensor, a clogged condensate drain triggering shutdown, low gas pressure, a failing limit switch, or a thermostat located in a non-representative spot (in direct sunlight, near a vent). All are diagnosed quickly during a service call.
Book Lennox furnace service in Metro Vancouver
To book Lennox furnace service or get a free written quote for installation, call CANRO at (604) 359-1081 or email info@canroheat.ca. We service all of Metro Vancouver including Edmonds, Kitsilano, Burnaby Heights and Lynn Valley.
This guide was written by the CANRO Heating & Cooling team based on 25+ years of furnace installation, repair and annual service work across Metro Vancouver. Last reviewed May 2026.
