Did you just LOOK at the U's or did you get under there and shake the chit out of em? U's shouldn't have ANY play in them.. The least little bit of movement found in a joint will be the cause of noise and shaking and after very few miles complete failure...even to the point of leaving the driveshaft on the hiway.
Big Jim <img src="/forums/images/graemlins/pfft.gif" alt="" />

professional bovine relocation specialist