brakes weak

[Aliff]

trailer brakes are weak. i can hear buzzing at wheels when brake petal is depressed. i have already replaced brake box and that didnt help.



this seemed to happen all of a sudden. (weak brakes)







any ideas.



thank you in advance.





2005 36 ft cedar creek fiver 362bbs.



2004 auto 3500 srw 4x4

 

[Best]

Try adjusting your brake shoes, they maybe worn some