Hi fellows, Thanks in advance for all advices. '99 Chevy S-10 2.2l 1GCCS1449X8209145,manual trans. no EGR.

15mph 25mph

HC 6 4

CO 0.00 0.00

NOx 903 700

O2 1.24 1.16

CO2 14.15 14.20 LAMDA 1.061 1.059

A/F 15.59 15.53

LTFT-2.3 STFT-1.56 It runs lea... Login to read more.