Psycho wrote:
> My son's 87 325is has developed an issue and I'm hoping for some
> solid advice on where to look. I'll be putting it up on a lift
> tomorrow and hope I can find the problem but I'm looking for advice
> here. The car has developed what I can only describe as a hop type
> vibration in the drivetrain. I can compare it to a u-joint vibration
> but it's more intense. Things I'll be looking at tomorrow are the
> guibo's and the axle half shafts. I know they have a CV joint in them
> but I've never seen one do this. I also have a jingling coming from
> the front tire but since the ABS light came on today I think the ABS
> ring has come off the hub. I've heard people talk about this...
> Thanks...

I think you will find it is the guibo. When that goes it can cause a
large offset in the driveline. It might also be one of the U joints,
but not likely the center joint as that would just cause the floor of
the car to shake. I'm sure it will be obvious when you start poking
around...

--
-Fred W