Don’t you don’t like it when your gas furnace starts making really loud noises? I’m talking about those clicks and occasionally the large thumping sound it makes when the gas furnace turns on. That is absolutely a sign that it is time for a gas furnace/heater tune up, when you begin to hear those sounds, it is pressing that you call your local heating and a/c supplier to come out to get that gas furnace/heater tune up done. If you were to ignore those sounds, then it possibly would lead to having your gas furnace/heater cut down! You wouldn’t want that now would you? A complete gas furnace/heater cut down would cost you more in the repair that your local heating and a/c supplier would charge, vs having that gas furnace/heater tune up done! So by any means, whatever you do, just don’t slack off on getting that gas furnace/heater tune up done when you begin to hear those noises. I did once, and think me, I l acquired our lesson! I decided to just ignore it because I did not guess any better at the time. I had thought that the gas furnace regularly made those noises naturally! But, when our gas furnace/heater broke down, and then when the certified heating and a/c specialist came and fixed it, she told me that those sounds were the tell tail sign of potential trouble, then she said that in the future, if I begin hearing those sounds, I simply needed to just call the local heating and a/c supplier for a fantastic olf gas furnace/heater tune up!