WeatherMakers furnace technicians say they face one tough question on a regular basis when they’re out on their service calls: “Should I continue to repair my furnace, or should I just replace it?” When it’s obvious, the answer is simple, but when a furnace is on the fence, it’s a hard question to answer. We’ve pulled together some information from our experience that we hope will help you as a homeowner decide when to repair vs. replace your furnace, and more importantly, feel good about your decision.