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Originally Posted by timgco

Thanks for the input.

Tire Balance was the first thing I tried due to the issues. The firestone dealer balanced them abd the HUMMER dealer in Milwaukke rebalanced them and rotated. Same issue. Back to square one.

When the tires were off, I did have freeplay side to side and up and down. Now as to what is normal or allowed variance of what "spec" is, I'm not sure.
check the specs in the service manual DVD I sent you.:
the dealer will have to mess with it. I just want to be able to go to them with some ammo and things for them to check so i don't get the standard reply: "Their mud tires, they all do that."

NM