Log shows it in closed loop, the O2s are switching, and trims are working so I don't see how it would be possible for it to be 'using too much fuel'....
Without the tune and log it will be a wild a$$ guess. To many possibilities outside of the tune that will make it randomly "break up" to do any good...
Im trying to get the spreadsheet for a 1997 c1500 that has already had the conversion done but we are having issues with the pcm. I wanted to get the...