If your furnace is giving off cold vibes, even when you turn the heat up, it's a sign that there's a problem. It may be an ...

If your gas furnace keeps cycling on and then turning off within a minute or so, it might be the result of a dirty flame sensor. Most gas furnaces have a small sensor designed to shut off the furnace ...

The last thing anyone needs is for their furnace to start blowing cold air — especially in the winter. But what causes this ...