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It looks like maybe at the clamp its leaking. Push on the boot and squeeze it to see if you see any grease or hear air escaping. That's the only thing that has that much grease in it. The reason the boot looks clean is there probably isn't much grease left in it.
how would you get the grease back in? what would happened if you left it without the grease?
Short of pulling the shaft, replacing the boot while adding grease at the same time, and re-installing, you can't really just add more grease. If you have a torn boot or loose clamp it will just get slung out all over again.
The CV joint boot is leaking somewhere around the large clamp. Look at your 3rd picture and you can see how the grease is all thrown out in line with that clamp. You have to either disassemble enough to repack and fix the boot or replace the whole shaft.
The shafts are built for sustained high speed, so the boots are tougher and stiffer than your average boot. Since the grease is out, you have two choices, fix or replace. If you have never serviced a CV joint before, they aren't hard, just a PITA. However, getting the good high speed boots may be a problem. The aftermarket shafts are cheap, but there are many sad tales of the boots failing on the aftermarkets at the track.
Shaft GM #: 10226315
Inner boot kit 12532156
Outer book kit 12532155
According to the parts manual
damn why didnt i think of that? im so used to doing my own work that taking the shaft in to the dealership never crossed my mind. i guess it can be a little cheaper than buying a new shaft
Originally Posted by bumble-z
It isn't the easiest job to do.
Buy a GM outer axle boot KIT
Kit will come with a new rubber outer boot, sm & lg clamp, cir clip
& a bottle of poly grease.
If your capable of safely & properly pulling the complete unit (axle) out....
Once out take the axle assembly & boot kit to a chevy dealer & have them install the boot kit for you.
I have done this job myself by using & going through some back threads in this regards. (Not a fun job)
damn why didnt i think of that? im so used to doing my own work that taking the shaft in to the dealership never crossed my mind. i guess it can be a little cheaper than buying a new shaft
You can get the whole assembly from Advance Auto for $70. By the time you add the boot kit and stealership cost......... FYI
nothin' like a little 140mph to make those babies grow and look like the Michelin Tire Man. Add the heat from the brakes and you have a near perfect setting for a rupture.
the shafts are not terribly complicated, but it is a messy-greasy job and there is one clip that is a perfiect B%$#h to remove. You need a good stout vise bolted to a table to hold it for the work. Just cut away the old boots and use paper towels to get all the old grease out as best as you can so you can see how to disassemble. Mark alignment of the ends, as I recall they only go together in one orientation.
Going back together, clean clean clean is the word. One piece of grit and you will be buying a new shaft. The clearances are surprisingly close.
nothin' like a little 140mph to make those babies grow and look like the Michelin Tire Man. Add the heat from the brakes and you have a near perfect setting for a rupture.
the shafts are not terribly complicated, but it is a messy-greasy job and there is one clip that is a perfiect B%$#h to remove. You need a good stout vise bolted to a table to hold it for the work. Just cut away the old boots and use paper towels to get all the old grease out as best as you can so you can see how to disassemble. Mark alignment of the ends, as I recall they only go together in one orientation.
Going back together, clean clean clean is the word. One piece of grit and you will be buying a new shaft. The clearances are surprisingly close.
Using the service manual for proper sequence of removal & reinstall of the large steel bearings make things much easier.
The clip you mentioned, to remove & reinstall the joint from the shaft........
I found if you use a small radiator style clamp to compress the clip, works great.
A temporary fix is inject grease in with a small needle and then put a dab of orange silicone on the boot where the holes are.
Again , this is temporary , but it works.
I had to do it once to make it home on a trip of over 500 miles.
It made it home with out any leakage.
I cleaned the boot with a shot of brakekleen first so the silicone would stick .
I let it set for about 2-3 hours before having to start home.