Furnace Repair

Worried your furnace isn't performing as it should?

We service and repair nearly all major furnace brands.

If this is an emergency, call us immediately. If you know the repair you need, book an appointment with us. Otherwise, keep reading below to learn more about troubleshooting your furnace issues.

Book a Consultation or Diagnostic

Troubleshooting your furnace.

Here are a few issues furnace owners frequently encounter and the usual reasons for why they're happening.

Common furnace issues and their causes

Low heat/no heat

  • Thermostat malfunction
  • Malfunctioning pilot light
  • Underpowered unit
  • Gas line issue
  • Thermostat malfunction
  • Malfunctioning pilot light
  • Underpowered unit
  • Gas line issue

Frequent on/off cycling

  • Thermostat malfunction
  • Malfunctioning pilot light
  • Underpowered unit
  • Gas line issue
  • Refrigerant leaks
  • Faulty compressor
  • Limit switch failure

Blower running more frequently than usual or continuously

  • Thermostat malfunction
  • Malfunctioning pilot light
  • Underpowered unit
  • Gas line issue
  • Refrigerant leaks
  • Faulty compressor
  • Limit switch failure

Rumbling, rattling, or squeaking

  • Thermostat malfunction
  • Malfunctioning pilot light
  • Underpowered unit
  • Gas line issue
  • Mechanical issues
  • Airflow reduction
  • Clogged burner
  • Other mechanical issues

Inconsistent temperature

  • Thermostat malfunction
  • Malfunctioning pilot light
  • Underpowered unit
  • Gas line issue
  • Refrigerant leaks
  • Faulty compressor
  • Dirty or clogged air filters

Pilot light going out

  • Thermostat malfunction
  • Malfunctioning pilot light
  • Underpowered unit
  • Gas line issue
  • Excessive drafts
  • Thermocouple malfunction
  • Faulty ignition or pilot
  • Airflow issues

Book an in-home diagnostic

For a custom solution to your home, book a call with one of our experts to recommend the best approach for you and your home.

Book a Diagnostic

Repairs and Servicing

Ready for winter? In Canada, it's important to make sure your home is ready for the extreme wind, snow, ice and sub-zero temperatures our winters can bring. Staying comfortable during the cold months starts with having the right heating system that runs smoothly and efficiently all season long.

We carry, install, and service all major makes and models.

Hear from our customers

Still have questions?

Book a consultation with Brook.

Brook is an expert in all of Sterling's services and a wide range of HVAC, plumbing, and water and climate systems. He would be happy to discuss the unique context of your home or business and explore possibilities and solutions with you. 

Book a time or give him a call directly at the number below.
(204) 774-5050

Say goodbye to furnace worries with SterlingCare plans as low as $9.99.

Take back control and enjoy peace of mind with a SterlingCare Maintenance Plan.