Jason, Providing you don't have any vaccum leaks and the three idle mixture screws are all the way down. Also make sure the Idle speed switch is making contact to turn on the Idle speed motor and ECU unit. If all that seems to be ok, the the Air flow meter may need a little tweeking. You can see info on web site info below. John Hervey http://www.specialtauto.com/images/haynes3kjet.jpg