Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › 1998 dodge avenger problem need help. › 1998 dodge avenger problem need help. October 6, 2019 at 8:35 am #894643 BillyParticipant How did you check for vacuum leaks? Have you tested the brake booster for leaks? What are your fuel trims at idle, 2500, and 4000 RPM?