Please tell us exactly what coach you have and what engine.Sharongeti wrote: ↑Wed Jun 28, 2023 8:34 am I am having a similar problem. Replaced the top overflow tank, water pump, thermostats new long life coolant and it's still overheating under load. Question. The fan air control switch seems to be disconnected by the previous owner. Why would he do this? Fuel economy? I'm focusing on the fan for now. Any advise would be greatly appreciated.
Many of those here have direct drive fans, so answers could be all over the board without knowing what you have!