Does a bad fan clutch make noise?
Does a bad fan clutch make noise? A faulty fan clutch that leaves the fan permanently engaged will not only cause a noisy engine, but can also cause a decrease in performance. When it fails, the engine can be put at risk of serious damage due to overheating. What noise does a fan clutch make? Usually a bad fan clutch will sound like the fan blades rubbing against the radiator type noise. Or a rattle. An easy way to check a fan clutch, with the vehicle OFF, grab the fan blade and try to move it from front to rear...