take the Pokemon to a guy in lilycove city and he makes them forget
There is a move deleter who can make pokemon forget HM moves.
you cant
In all the Pokemon games, there is a Move Deleter person. Talk to him to delete moves.
There's a move deleter in blackthorn city he can remove hm moves.
You send it to day care until it goes up 12 levels.
Find the move deleter.
You should teach HM moves to a pokemon that you will not be using, as you can't forget HM moves until you get to a move deleter. Grass type Pokemon's can usually be thought cut.
thats inpossible it can forget HMs only if you use a cheat
He lives in one of the houses in Blackthorn City.
you go to the guy in cancave city in the house
Go to the Move Deleter in Canalaeve City. He will make your Pokemon forget any moves and is the only way to forget HM moves. If you want a move back (not including TMs/Hms) go to the Move Relearner in Pastoria City with a Heart Scale, which can be found underground.
Mistralton City the house next to the entrance for a heartscale