Is your furnace blowing cold air? Here are some troubleshooting tips and simple DIY repairs for the most common causes for ...

After freezing temperatures descended on metro Phoenix and large swaths of Arizona, many likely were using their heater to keep warm, perhaps even for the first time this year. But if your heater was ...

Winter in Chesterfield, MO, demands a reliable furnace. You expect warm, comforting air when the heating system kicks on. When your vents blast cold air instead, it is frustrating and alarming. This ...

When the mercury rises outside, nailing down why your AC is not cooling becomes a top priority. There are eight common reasons why this happens, including dirty filters, and some of which you can fix ...