Quote Originally Posted by Zef_66 View Post
From what I have seen, the MPG doesn't look bad on the DIC because they play with the Injector Flow Rates. So while your MPG may look the same on your dash, figure it by hand and you will notice the decrease in MPG.

So to the OP, figure a few tanks of gas by hand (the correct way) and compare these to your MPG before the PCM. I am interested.
well i went on a road trip the day i put the pcm on. I drove 150 miles on a half tank of gas and i was driving pretty fast too like 75 most of way down.