Hi, thank you for asking your question on JustAnswer. The other Experts and I are working on your answer. By the way, it would help us to know: -How many miles are on your Buick?
-Have you checked the fuel pressure when it boggs down?Thank you again for trusting us with your problem. Please reply as soon as possible so that we can finish answering your question.
140,000 and no. I don't know how to do that