i have a p0171 and a 1133 that will not go away. so far i have replaced all vacuum lines, replaced lim gaskets, replaced TB gasket, fixed egr leak, relpaced o2 sensor. my LTFT at idle are 16.4 and STFT is 0, WOT is 11.3 for LTFT. there are no vacuum leaks i have checked with a can of TB cleaner. my next move is to just sell the car any help would greatly apprciated