Originally Posted by cnm

Not one but two actually (back left tire). Tightened them up Tuesday, double checked all other lug nuts, and the W108 is driving back to normal. I suppose this was a by product of not tightening them well enough a few weeks back when I bled the brakes. When I was under the car, there did not seem to be any issue with the ujoint. However, I did notice a busted o-ring gasket near the differential. Picture to follow.