Battery Change problems
Try just taking the negative battery post off and let the car sit for an hour put it back on see if it resets your computer that might be the problem?
Paul thank you it worked.
Glad I could help you happy motoring!
Looking for a Used S-Series in your area?
CarGurus has 666 nationwide S-Series listings and the tools to find you a great deal.
Search Saturn S-Series Questions
Saturn S-Series Experts