4x4 problems on 2000 GMC Sierra 2500

i put my truck in 4 wheel drive.4hi it heels like it don't wont to move at all.if i turn the wheel just a slight bet i really don't.i checked fluid in transfer case under motor its ok.

Asked by for the 2000 GMC Sierra 2500
It sounds like you aren't getting it shifted into 4-wheel and the transfer case is still in neutral. Could be a shifter problem or something internal in the transfer case. Get it checked out by a 4X4 shop or a GM specialist.
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thank you
me too i am having the same issues