How do you decode a trunk sticker?

[blown sn-95]

I am looking at a few cars to buy, how do i decode the trunk sticker, or vin#?

 

[T-top87GN]

Well, you used to go to http://www.gnttype.org to get the RPO codes.

But now I guess you need to have a Service Parts Operations book.

Post some here or where ever appropriate and we will try to help.

 

[MeanBuicks]

Try here.

 

[blown sn-95]

Thankyou...that is a great link!