How do I re-enable suse’s grub after reinstalling windows?
If you have reinstall Windows than you to
reinstall suse GRub , because it is over by windows.
I have guide for ubuntu and and ubuntu 32bit disk. Will it conflict with SuSE 64bit?
What do you mean ?
If you have the install or Live CD from suse try
the repair option
Dobby9
Check the section: HowTo repair your Grub multiboot
in this tutorial: GRUB Boot Multiboot openSUSE Windows (2000, XP, Vista) using the Grub bootloader.