Winter's hardships are nothing new, but nothing makes the situation worse than having your heating system break down during this time of the year. Heating failure is quite common in winter because this is the season when people turn on the heat. There are many different reasons your heating system may fail. Here's a look at a few likely culprits. You Have Been Ignoring Heating Maintenance Like the rest of your home's HVAC components, your heating system needs routine care and upkeep to keep running smoothly and efficiently.