If the shoes did not get adjusted properly or the components did not get greased correctly you could have the new pad make squealing noise.
Keep in mind that, it is recommended to re surface the brake drum before installing of new shoes. This will reduce noise and extend the life of the shoes and will provide better braking performance.
Here is a helpful guide and best practices for replacing of rear shoes and drums:
I have attached diagrams for the shoe replacement as well as adjustment procedure below.
Please let me know if you have any questions.
Images (Click to enlarge)
Friday, October 22nd, 2021 AT 8:44 AM