U can't use the Vampiric Grip power as a Vampire when The God mode (tgm) is enabled. it won't work ... This file will let u to use the Vampiric Grip with something like god mod
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INSTALLATION:
Just extract " 123.txt " and " 321.txt " in your game's directory (not in data folder)
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HOW TO USE:
Just normally start the game and open up the console wit " ~ " key and type " bat 123 "
now enjoy the vampiric grip with unlimited health,magicka,stamina
type " bat 321 " to disable this new god mode.
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Problems:
It will not make your shouts and powers for unlimited uses. So u have to use " tgm " when u r not playing as a vampire lord. :))))