It s been running a very loud fan noise will kick on intermittently for about 10 15 seconds and then turn itself back off again.
Ford f150 fan clutch noise.
Loose rattling pieces send a loud and clear message that you need to have your fan clutch replaced.
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.
2009 2014 ford f 150 skip to main content.
It should kick in once the engine reaches operating temperature and shut off after cooling the engine for a bit.
Fan spins after engine shut down might indicate a weak clutch.
Let us know what engine size your f 150 has so that we can possibly get more information for you.
Many ford f150s around and including the 2015 model have insanely loud cooling fan noise that begins as soon as you turn the ignition on and stops only when.
If it does move to the next step.
It doesn t look like any fluid is leaking.
It s happened after running for about 1 2 minutes and it ll happen after driving a while as well so it s not.
Excess fan noise at high speed is caused by the same problem a seized fan clutch.
Give the water pump hose a quick jostle as well to see if the problem might lie there.
It s a rotational kind of whooshing noise not rpm dependant sounds like it s coming from the front of the engine.
Bhurry turn your ac off and see if the fan still stays on.
Start the engine raise the hood and wait for the fan to engage.
The loud sound could come from your fan clutch for the same reason your fan stays on.
I think it s the fan clutch.
Silicone fluid leaking from the fan clutch would cause this problem.
Any more than that could compromise the efficiency of the unit.
I often can t hear the flowmasters at idle.
A stuck fan clutch will cause excessive unnecessary drag on the engine which can cause a drop in power acceleration and fuel efficiency sometimes to a quite noticeable degree.
This can cause bearing damage radiator damage if the blades flex too far or even shatter a plastic fan.