I have wasted a couple of hours playing with this calculator. It does have some good info. You can use some of the offset information from the nice chart posted above.
https://tiresize.com/wheel-offset-calculator/
I also had this same issue back in the 90's. It turned out to be the white wire in the harmonica connector not making good connection.
It had something to do with me tilting the steering wheel up and down every time I got in and out of the car. I don't do that anymore.
On Saturday Sept. 30, 2017 I was in Dallas having taken my Dad and Mom to one of his Army reunions. While we were there, my wife wanted to find a bookstore to look for a certain book she wanted. Why she couldn't look while we were home in Tennessee I don't know.
As we entered the bookstore she...
I've learned a lot from this board and the selfless contributions of information from many including TurboDave.
R.I.P. TurboDave and thanks for everything you did for the Buick community.
Ed
Envoy had a terrible whine when the engine is running. In the shop, I took the fan belt off and cranked it and no more noise. It was an idler pulley bearing. I fixed it for $10.
But, the ses light is on.
I've disconnected the battery for a few seconds but the light is still on.
Do I need a...