A noisy iMac fan indicates that it is either broken or not performing at its best. In this case, you will need to replace the cooling fan on your IMac. You will need to get help from an iMac repair center to check if it needs to be replaced or repaired.
FixMyMac can clean the component with a fan and apply thermal paste to the processor and graphics card to transfer heat to the heatsink, as well as repair and service the cooling system on iMac. To ensure that your iMacis no longer overheating, we usually need 24 hours to disassemble, resolve, assemble, and test it. We ensure that your device, after receiving service from us, remains cool and safe to use for a long time. So don’t waste time, give us a call and get our expert help.