I don't really understand what you're saying about it, I'd have to drive it but as a rule of thumb worn bushings will cause rough ride, torque steer ans all kinds of crazy stuff. Replace what is worn and go from there. Not much to think about.

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Only diesels in this driveway.
2005 E320 CDI 243k Black/Black
2008 Chevy 3500HD Duramax 340k
2004 Chevy 2500HD Duramax 220k