Common signs indicating a heating system requires servicing include weak or uneven heating, strange noises like banging or clanking, increased energy bills without an apparent cause, frequent cycling on and off, strange odors such as burning smells or gas scents, poor air quality resulting in excessive dust or allergens, and visible signs of damage or wear like cracks or rust. These indicators often point to underlying issues such as clogged ducts, malfunctioning thermostats, mechanical component failures, or gas leaks, which can compromise the efficiency and safety of the heating system. Regular maintenance and prompt attention to these signs are essential to prevent minor problems from escalating into costly repairs or system failures, ensuring optimal performance and comfort throughout the colder months. If you notice any of these signs, contact us today to schedule a professional heating system service and ensure your home stays warm and cozy. Visit https://www.sunnyservice.com/heating/ for more information.