How can I clean GRUB so my new install will boot?

[NoOp]

sdavmor wrote:
> I'm trying to finish a RAID+LPV server install of Dapper Drake. It
> fails at the point where it wants to install LILO. So I proceed to
> finish without intalling LILO. Then when I reboot the old GRUB (from
> the Linux install that used to be on these drives) activates and bombs
> out.
> 
> Has anyone else encountered this? The failure message I get at the end
> of the server install at the 75% marker is:
> 
> LILO installation failed
> Running "/sbin/lilo" failed with error code "1"
> 
> So, is there a way to clean out the old GRUB using the "Rescue" option
> on the alternative install CD? i.e. removeitcompletely. Or do I need
> to hunt down an MS-Dos utility that I can stick on a floppy?

You might want to have a look at Super Grub:

http://www.linux.com/article.pl?sid=06/09/19/1759237
  http://adrian15.raulete.net/grub/tiki-index.php

Disclaimer: I've played with it a bit but do not have any real expertise
using it. *use with caution*