No. Thats a little overkill.
open your /boot/grub/grub.conf
you will probably have a lot of extra junk in there.
It should probably look more like this
#FYI you can comment out lines you don't need with a "#" rather than deleting them.
#IF you think you might use it later it's probably a good idea.
default 0 #The default option
timeout 30 #How long grub will wait
splashimage=(hd0,2)/grub/grublogo.xpm.gz #optional, this is just the splash
title Gentoo Linux 3.4.9 build 2 #Name of your linux distro
root (hd0,5) #Root partition location
kernel (hd0,2)/vmlinuz-3.4.9-gentoo-build2 root=/dev/sda6 #Kernel Location
title Gentoo Linux 3.4.9 build 1 #This can be removed
root (hd0,5) #unless you had multiple
kernel (hd0,2)/vmlinuz-3.4.9-gentoo-build1 root=/dev/sda6 #kernels.
title Winstupid #Windows requires it's own boot
rootnoverify (hd0,1) #loader and requires chain loading
makeactive #to pass control of the active
chainloader +1 #partition
if you need any more specific help, paste the output of