Originally Posted by featherbedder
There are pullers for moen cartridges, you will have to research which one yours uses. Carts. are some times impossible to remove with out puller. I will check my source and see he no's proper puller.
Just removed the cartridge using 3 screwdrivers (my 2yr old son brought me the third "use this one too, Dad!") to twist the "seal" loose then it pulled out!
About to go to hardware for replacement cartridge, update to follow.
Thanks for your insight and help, it is appreciated!