The carrier bearing is pressed on-- some have been able to remove it with a puller.
I suggest you take it to a drive shaft shop, and have them replace the bearing and the u-joints. Then it will be good for a long time. Replacing U-joints can be tricky, if you have never done it before.
Chevy 04.5 LLY, 2X, shell, XDR, MikeL Heavy duty up-grade, 6spd, TransGo, deep pan, de-badged, 65 Gallon replacement Aero tank, LBZ-mp, Kennedy pump, shimmed, Pre-fuel filter, tow mirrors, BU cam, gauges, GPS, Sirius, bags, custom grille, fender vents, HD trans cooler- Curt front hitch, footwell lights, load lights, Studs, head gaskets.--- Jerry