Quote Originally Posted by sdavis11b View Post
Ive been through 3 O2 sensors since ive owned the vehicle. Back onto the EGR, is there a way to figure out if that is a problem without tuning software? I have a couple Aeroforce gauges.
Fab up a block off plate either between the EGR and it's mounting bracket, or on the LIM. It'll still probably have an egr code, but when you block that off, you won't have to worry about exhaust gasses getting into the intake charge.