Could be a slipping belt. You don't say the make, so difficult to tell. If you know how to access the belt, change it .
A high-pitched sound coming from your toilet could be due to a faulty fill valve or a worn-out ballcock assembly. These parts may need to be replaced to fix the issue and stop the noise.
Where is the humming located front, rear? Could be a vaccuum leak if high pitched, wheel bearings, improper brake installation. More info needed.
no that ive found
you can if you have all of the materials (tools)
It's probably the drive belt and they tend to make noise when they are getting stretched. You can either try tightening it, if it is able to be and not have a tensioner assy, or replace the belt.
Your dryer belt may be squeaking due to wear and tear or lack of lubrication. To fix it, you can try applying lubricant to the belt or replacing it with a new one.
To fix a high-pitched noise coming from your toilet, you can try adjusting the water level in the tank, checking and replacing the fill valve or flapper, and ensuring that the water pressure is at the correct level. If these steps do not resolve the issue, it may be best to consult a plumber for further assistance.
A high-pitched noise from water pipes could be caused by air in the pipes, water pressure issues, or a faulty valve. It is recommended to consult a plumber to diagnose and fix the problem.
If changing the belt and tension pulley did not resolve the high-pitched squealing sound, it could be a sign of a failing alternator, idler pulley, or a loose accessory pulley. I recommend having a mechanic inspect these components to identify and fix the issue.
hair dryer...and a prayer
A high-pitched noise in your water pipe could be caused by air trapped in the pipes, water pressure issues, or a faulty valve. It is recommended to contact a plumber to diagnose and fix the issue.
A high-pitched noise in your shower could be caused by a variety of issues, such as a faulty valve, water pressure problems, or a worn-out washer. It is recommended to contact a plumber to diagnose and fix the issue.