Originally Posted by enorym
Check your timing, check your exhaust manifold for cracks, clean out your egr, check all of your vacume lines. Honestly there are alot of possiblitys. There isnt just one reason. Is your 2.3 turboed? I dont think you would need two cats to make it pass.
let us know what the outcome is.
If anything, couldnt you disconnect the battery for 30min and disconnect it before you get it smogged?. The engine should read clear for atleast 20min