The best way to ensure your family is warm during a bitterly cold metro Detroit winter is through annual furnace maintenance. An annual furnace tune-up by our trained technicians will keep your furnace running as efficiently as possible. Our licensed technicians will clean your furnace, identify minor problems that could cause future concerns and repair any immediate issues they find.

Feel confident that you can depend on your furnace this winter by signing up for a Service Maintenance Program at the beginning of the season. 

Schedule your maintenance tune-up today online or by calling (586) 480-5060 or (248) 987-4244.


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  • Clean pilot
  • Check thermostat
  • Inspect flue pipes
  • Oil fan & blower
  • Inspect belts & tension
  • Inspect heat exchanger
  • Check filters
  • Check safety limit switch
  • Check pilot safety
  • Check rollout safety switch
  • Check pressure switches
  • Check gas pressure
  • Check furnace performance
  • Test for carbon monoxide
  • Vacuum clean interior
  • Clean flame sensor

Service Maintenance Program

By maintaining your HVAC equipment, you are also saving energy and reducing your utility costs.

You can extend the life expectancy of your system with regular cleaning and filter changing. This maintenance will also increase the efficiency of both your heating and cooling equipment.

Charest Heating and Cooling’s maintenance agreement program provides for the detection and correction of minor issues before they become major problems. Taking good care of your equipment could mean additional years of reliable service and operation.

If your equipment malfunctions, you automatically get 10% off of any parts and we never charge overtime rates. Our maintenance agreement customers get priority response. We will respond to your needs when they arise.

We guarantee service within 24 hours of your request!