Ignition & Flame Sensor Repair
Resolving pilot light failures, dirty flame rods, and electronic ignition faults.
When your heating system stops working during British Columbia’s coldest months, you need fast, reliable service from trusted local technicians. Expert furnace repair, maintenance, and installation for homes and businesses across Metro Vancouver.

When your furnace stops working, you need expert help, fast. At Crest Mechanical Corp, we specialize in furnace repair services in Surrey and Vancouver, offering dependable, affordable, and efficient solutions to get your home or business warm again. Whether it is a minor issue or a major system breakdown, our certified HVAC technicians are ready to handle the job.
We know how important reliable heat is during British Columbia’s colder months. That is why we offer both scheduled and emergency furnace repair services to keep you and your family safe and comfortable, no matter the season.
Furnaces tend to fail at the worst possible times, often at night, on weekends, or during freezing holidays. While you wait for us:
As a trusted HVAC contractor serving Surrey and Vancouver, we bring years of experience, technical expertise, and a customer-first approach to every job.
A poorly performing furnace can lead to higher utility bills, inconsistent heating, and safety risks like carbon monoxide leaks. Our skilled technicians handle everything from faulty ignitions and pilot lights to broken thermostats and airflow restrictions, on gas, electric, and high-efficiency furnaces.
Resolving pilot light failures, dirty flame rods, and electronic ignition faults.
Replacing worn drive belts, failing capacitor units, and clogged blower wheels.
Utilizing digital diagnostic tools to detect dangerous cracks and combustion leaks.
Integrating modern programmable and smart thermostats for optimal zone control.
Diagnosing and replacing failed gas valves, control boards, and safety switches using OEM-certified parts.
Gas fitting services →Annual autumn tune-ups: heat exchanger checks, safety limit switch testing, burner cleaning, and filter replacement.
Gas, electric, and high-efficiency furnace installation, plus dual-fuel systems that pair a furnace with a heat pump.
Heating installation →We repair gas, electric, and dual-fuel furnaces, regardless of system age.
If your furnace is over 12–15 years old, upgrading to a high-efficiency electric heat pump can qualify for CleanBC and BC Hydro rebates of up to 80%–100% on eligible projects. You may also be eligible for dual fuel rebates from FortisBC when replacing an aging, inefficient furnace.
Rebate amounts and eligibility depend on the program, your home, and current terms. Confirm details before you commit.
When you call Crest Mechanical Corp for furnace repair, you can expect a thorough and professional process.
Describe your heating issue to our dispatch team by phone or our online form so we can schedule a rapid technician visit.
Our Red Seal technician inspects electrical connections, gas valves, filters, and safety switches to find the root cause.
You receive a clear, itemized quote covering parts and labour before any repair begins.
We replace faulty components using OEM-certified parts, adhering to Technical Safety BC standards.
We run a complete combustion and airflow check to confirm safe, efficient operation.
We share filter replacement timelines and operating tips to help prevent future breakdowns.
We are proud to be a locally trusted provider for furnace repair in Surrey and Vancouver. Our technicians understand the unique heating challenges that homes and businesses in British Columbia face and bring tailored solutions to every job.
Looking for more? Explore our heating services, boiler repair, gas fitting, or hot water systems.
Most standard furnace repairs in Surrey are completed within 1 to 2 hours during the initial service visit. Same-day completion is standard for common issues like replacing igniters, cleaning flame sensors, or changing blower capacitors. For complex repairs or severe mechanical failures requiring OEM replacement parts, technicians provide a clear, estimated timeline upfront after the initial diagnostic check.
You need professional furnace repair if your system blows cold air, short-cycles frequently, or produces unusual noises. Other warning signs include a furnace that runs continuously without reaching the set temperature, loud banging, rattling, or squealing, unexplained spikes in your heating bill, and a yellow pilot light flame, which can indicate incomplete combustion and a carbon monoxide risk (flames should burn crisp blue).
Crest Mechanical Corp repairs all major residential and commercial furnace brands and models, regardless of system age. Our Red Seal certified HVAC technicians service high-efficiency gas, electric, and dual-fuel systems from leading manufacturers, including Carrier, Lennox, Trane, Goodman, York, Rheem, Bryant, KeepRite, Ruud, and American Standard.
Yes, Crest Mechanical Corp provides 24/7 emergency furnace repair across Surrey, Vancouver, Delta, Langley, and White Rock. Our licensed technicians are on call 365 days a year to respond to urgent no-heat emergencies, gas valve failures, or winter freezing threats. Call +1 (778) 633-3333 for immediate emergency dispatch.
No, it is not safe to run a furnace that is making loud banging, rattling, or squealing noises. Banging often points to delayed gas ignition (which can crack the heat exchanger), while squealing indicates a failing blower motor or belt. Continuing to operate a noisy unit can cause severe system damage or create safety hazards. Turn the unit off immediately and request a professional inspection.
Furnace repair costs in Surrey depend on the specific component requiring service, starting with a standard diagnostic evaluation. Minor repairs, such as flame sensor cleaning or capacitor replacement, are economical, whereas major component replacements like blower motors, gas valves, or circuit boards cost more. Crest Mechanical Corp provides transparent, itemized estimates with no hidden fees before any work begins.
Repair your furnace if it is under 12-15 years old and the repair cost is reasonable; replace it if it is over 15 years old, operating inefficiently, or requiring frequent repairs. Upgrading an old gas furnace to a high-efficiency model or electric heat pump may qualify Surrey property owners for CleanBC and BC Hydro rebates of up to 80%-100% on eligible projects. Eligibility and amounts vary by program.
The best way to prevent unexpected furnace breakdowns is to schedule an annual professional furnace tune-up every autumn. Routine preventative maintenance includes inspecting heat exchangers for cracks, testing safety limit switches, cleaning gas burner assemblies, and replacing air filters, which extends equipment lifespan, improves energy efficiency, and reduces heating bills.
Choose Crest Mechanical Corp for all your plumbing, heating, and air conditioning needs. We look forward to serving you!