While the CV (constant velocity) joint is "servciable", most people just replace the entire half-shaft / axle. Especially since they're only about $70-80.
To get started with how to replace one, see the "Related Questions" below for replacing wheel bearings - once the axle is disconnected from the steering knuckle, it's mostly just a matter of pulling/prying it out of the transmission.
not easily or quietly
How do you replace spark plugs on a 2004 Sable - Taurus?
the bearing is one non-dissasemblable unit, it has to be pressed out and in. best done by someone who has the right tools.
no
Do you have to replace it or can you just repack it? It is a sealed hub unit. You have to replace the entire thing.
The antenna simply unscrews from it's base on the right hand shroud. Then screw on the new one and your done.
Unfortunately,we have no way to show you or do drawings.
you do not use a socket you use a wheel bearing puller to remove it from the hub Putting a right size socket into it and hitting it with a hammer can pop the bearing out, but it can also damage it so its advised to get the right tools. size 30 mm for the wheel nut and the bearing puller
Check the fuse for the wipers and replace the turn signal bulb.
If a bearing is bad, You will hear a whining noise from the bad bearing. Try to listen if it is up front or back. The noise will get louder as you go faster. Turn left and right to determine what side the bad bearing is on. If you turn left and the noise gets louder, the right bearing is bad, turn right and the noise gets louder, the left bearing is bad.
Remove the wheel and brakes. remove the differential cover. place vehicle in neutral. turn the driveshaft until you can see one 8 mm bolt that holds a shaft between the axles in place. Remove the bolt and the small shaft. push in on the axle where the rotor was then you should be able to see a c-clip on the axle inside the differential housing. Remove the clip(It just slides right out). now you should be able to just slide the axle right out. then just pry out the old axle seal and the bearing will be right behind it
You must remove the spindle a get to the bearing .The bearing is pressed into the spindle,this is not an easy task, removing the spindle involves disconnecting or removing brakes,tie rod ,lower ball joint,ect