
Originally Posted by
Sargen
Did you look to see if you have a tire out-of-round or a possible shifted belt? I suggest rotating tires front to back and see if that solves it. Good luck.
It's got brand new tires and it was doing this before I got them. I will check all the other stuff and post up.
Mike
07 Avalanche LT1 w/5.3 We call her Ava