HI everyone, I have been in the Buick community for years, but now I am expanding fast help and tuning. Your Welcome to join my facebook group if you have any classic or xfi troublesor just want to know more about the system in detail. I can do remote tuning and troubleshooting fairly easier. See Link Below:
https://www.facebook.com/groups/2634234680122117
https://www.facebook.com/groups/2634234680122117