Agree - sounds like a vacuum leak. If you can't find it let me know - we work on Audi's and can take care of that issue.
What are the best Audi repair shops?
RepairPal Certified shops can diagnose and repair your 1997 Audi A4 Quattro. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
Thank u I'm gunna try to find it tomorrow if I can't I will give u guys a call I don't live to far from your shop in machesney park
Sounds good. Tks and look forward to working with you.