A dirty pilot flame turns blue into yellow. Yellow is bad. Yellow means soot, wasted gas, and a flame that’s crying for help.
You might hear a tiny “pfft-pfft-pfft” when you try to light it. That’s the sound of a pilot light sighing in frustration.
Here’s the fun truth: a clean pilot uses less gas. Your wallet and the planet will high-five you. Plus, it’s way cheaper than calling a repair guy.