Vibration existed before the new axles were put on, shop thought that was part of the cause as they were very loose. They have taken a used axle off another Bonneville that were working on and the vibration still exists. They are confident it is not a tranny issue, as besides this vibration it runs ...

Thanks for the ideas. Shudder/vibration is more noticeable for me on a straight acceleration from stop. It goes away for the most part when you are up to speed, although it is noticeable when you get on it at highway speeds. This only started after I put these *dang* Monroe quick struts on. I ...

Just starting a new thread on a previous old topic, Launch Shudder
Just checking to see if anyone has ever found a resolution? I have the EXACT same issue with my Bonneville, same as ballstatefan05, started right after the strut replacement. I was sold Monroe Quick Struts (found out after the fact ...

Just checking to see if you ever found a resolution? I have the EXACT same issue with my Bonneville, same as yours, started right after the strut replacement.. Like you, I was sold Monroe Quick Struts (Per Monroe, these should have never been available for a 00-05 Bonneville, as the spring rate is ...