HVAC Repair in Brigham City, UT
Homes here need heat from October through May and cooling from July through August. If your system quits, tell us what it's doing and a licensed contractor who covers Box Elder County will get in touch.
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Eight months of heat, then two hard months of cooling
Your furnace is the machine doing most of the work in Brigham City. It runs from October through May, and on winter nights that drop to 19°F it cycles on and off for hours at a stretch trying to hold the house steady. Most homes here heat with gas, so that means the igniter and burner assembly firing again and again, all winter long. A furnace that struggles to start or short cycles on a cold night is showing you the wear from months of that work.
Summer is shorter but not gentle. Afternoons average 85°F in July and August, and your air conditioner has to answer that heat after sitting mostly idle the rest of the year. Box Elder County has also seen 51 winter storms and 159 damaging wind events over the past ten years, and power loss during either season can stop a furnace or an air conditioner cold until it comes back on.
- 8 months
- October through May, your system heats
- 2 months
- July through August, it cools
- 19°F
- the average winter night it heats against
- 85°F
- the average summer afternoon it cools against

NOAA nClimDiv, 1991–2020 normals
A new furnace and air conditioner would cut about $140 a year off heating and cooling for a typical Box Elder County home.
Estimates for a typical Box Elder 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 is held by the contractor, not issued job by job, so it is the person or company doing the work that the state tested and keeps on record, not just the crew that shows up. In Utah, work under $7,000 does not need a licensed contractor, so smaller repairs can fall outside that requirement depending on the price of the job.
For a heating and cooling repair like this, the license is what stands behind the work whenever the job is priced at $7,000 or more. Below that threshold, Utah does not require the contractor doing the repair to be licensed at all.
Sources: Utah State Legislature · Utah Department of Commerce
- Why is my heat not working?
- Start with the thermostat. If the screen is blank or the setting is not holding, that alone can stop the furnace from firing. If the thermostat looks fine, check the air filter next. A filter clogged with dust chokes off airflow, and some furnaces shut down rather than run with a blocked filter. If the furnace runs but no warm air comes out, or it will not start at all, that points to something inside the unit, like the igniter or a safety switch, and a contractor will need to look at it. With winter nights here averaging 19°F, it is worth checking these things the same day heat goes out.
- Why is my system running but not cooling the house?
- Check the air filter first. A dirty filter blocks airflow across the coil, and without enough airflow the coil can ice over and stop cooling the air even though the system is running. Check the outdoor unit too. If the outdoor fan is not spinning or the unit is packed with leaves and debris, it cannot release heat and the house will not cool down. If the filter is clean and the outdoor unit looks fine but the air coming from the vents is not cold, the system likely needs a contractor to check refrigerant levels or the compressor.
- What can I check before calling for HVAC repair?
- Check the thermostat first. Make sure it has power and the setting is where you want it. Check the air filter next and replace it if it looks gray or clogged, since restricted airflow can keep a system from heating or cooling properly. Check the breaker for the system too, especially after a storm. This area has had 159 damaging wind events over the past ten years, and a tripped breaker is an easy thing to miss after one. If the system still is not heating or cooling after that, it is time to have a contractor take a look.


