HVAC Repair in Provo, UT
Homes here need heat from September through May and cooling from July through August. If your system quits, tell us what it's doing and a licensed contractor who covers Utah County will get in touch.
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Nine months of heat, two of cooling, and not much rest between
Your furnace in Provo runs September through May. Winter nights average 18°F, and on the coldest ones the burner cycles on and off all night to keep up. Every start puts wear on the igniter, and a worn one stops lighting the burner at all. That's when the house goes cold and stays that way until someone fixes it.
Summer only asks for two months of cooling, but afternoons average 83°F, and the air conditioner has to work for all of it in a short stretch. Utah County has seen 80 winter storms and 111 damaging wind events over the past ten years, and storms like that knock out power. Most systems come back on their own once power returns, but a furnace or air conditioner that was already struggling before the outage will show it again as soon as it restarts.
- 9 months
- September through May, your system heats
- 2 months
- July through August, it cools
- 18°F
- the average winter night it heats against
- 83°F
- the average summer afternoon it cools against

NOAA nClimDiv, 1991–2020 normals
A new furnace and air conditioner would cut about $130 a year off heating and cooling for a typical Utah County home.
Estimates for a typical Utah County home, compared with an older unit built to the previous federal minimum, from EIA household energy data, Utah fuel prices and NOAA climate normals. Your home will differ.
Repair makes sense when one part has failed.
Replacement makes sense when the furnace's heat exchanger is cracked, the air conditioner's compressor has failed, or repairs keep coming.
Utah requires HVAC contractors to hold a state license.
The license comes from the Division of Professional Licensing and it belongs to the contractor, not to any single job. Work under $7,000 falls outside that requirement, so a smaller repair may not need a licensed contractor at all.
A repair on a heating and cooling system can land on either side of that line depending on what the job costs. Where the cost reaches $7,000 or more, Utah requires the contractor doing the work to hold that license. Below that amount, the state does not require it.
Sources: Utah State Legislature · Utah Department of Commerce
- Why is my heat not working?
- The most common reason is the furnace failing to respond when the thermostat calls for heat, and that usually traces back to the igniter, the flame sensor, or a safety switch that has shut the system down. If the thermostat screen is blank, check the breaker first. If the furnace runs but the air coming out is cool, the igniter is a common failure point since it wears out with age and use. Winter nights here average 18°F, so a furnace that is down for even a few hours can let a house cool off fast.
- Why is my system running but not cooling the house?
- If the blower is running but the air is not cold, the most common cause is a coil that has iced over, usually from low airflow or a refrigerant leak. Check the filter first, since a clogged one can starve the coil of airflow and cause it to freeze even though everything else is working. If the filter is clean and the air is still warm, the system likely needs a contractor to check refrigerant levels and the coil itself. On an 83°F afternoon a struggling system will not keep up no matter how long it runs, so this is not something that fixes itself by waiting.
- What can I check before calling for HVAC repair?
- Start with the thermostat. Make sure it is set to heat or cool as needed and that the batteries are not dead. Check the breaker box next, since a tripped breaker alone can explain a system that will not turn on at all. Then pull the filter and hold it up to the light. If you cannot see light through it, replace it, since a blocked filter causes both weak heating and weak cooling. If the system still is not working after that, the problem is inside the equipment and a licensed contractor will need to diagnose it.


