Another 24+ Moen Shower Handle Loose. It's only 6 months old and when i turn the handle, there seems to be a slight hesitation or slipping before the lever engages and moves. Form_title= moen shower faucets form_header= install a moen shower faucet in your home! The shower handle can slowly loosen over time and create additional friction that can then wear out the shaft at the point where the handle grips the stem of the cartridge.