OBDII live data readings or values from a 2007  Tahoe   compared to a 2008 silverado

Yours@idle Model@idle
LTFTB1% -18.00 3.33
STFTB1% -1.31 -1.15
LTFTB2% -22.70 -2.29
STFTB2% -0.96 0.28
A/F COMM 1.00 NaN
ABSLOAD% 18.40 16.48
ADV 15.79 17.81
ALCOHOL% 29.00 NaN
APP D% 18.80 19.22
APP E% 9.23 9.41
Amb temp 41.00 62.60
BARO 100.00 101.99
CATB1S1 1018.37 910.30
CATB2S1 957.95 922.25
COMMTAC 14.50 7.37
ECMvolts 14.24 13.35
EVAPPurge% 11.82 20.86
Evappress -17.48 NaN
IAT 59.14 73.17
LOAD% 18.54 16.51
Lambda NaN 1.00
MAF 5.87 5.23
MAP 32.25 32.11
O2B1S1V 0.44 0.56
O2B1S2FT% 99.20 99.22
O2B1S2V 0.68 0.81
O2B2S1V 0.39 0.56
O2B2S2FT% 99.20 99.22
O2B2S2V 0.73 0.82
RPM 600.73 597.01
TEMP 195.92 196.36
TPSABS% 23.89 19.12
TPSMAN 24.00 18.81
TPSREL% 10.19 5.05
volts NaN 13.47

Yours@60mph Model@60mph
LTFTB1% -1.08 5.85
STFTB1% 1.20 0.25
LTFTB2% -1.48 5.19
STFTB2% 0.50 -0.41
A/F COMM 1.00 NaN
ABSLOAD% 39.18 54.76
ADV 29.62 21.73
ALCOHOL% 29.00 NaN
APP D% 18.80 19.40
APP E% 9.23 9.48
Amb temp 41.00 62.68
BARO 100.00 101.44
CATB1S1 1367.72 1379.14
CATB2S1 1392.31 1426.26
COMMTAC 31.13 29.22
ECMvolts 14.24 12.74
EVAPPurge% 99.98 98.34
Evappress -1846.34 NaN
IAT 50.90 66.30
LOAD% 46.78 39.20
Lambda NaN 1.00
MAF 33.49 28.76
MAP 58.89 75.87
O2B1S1V 0.47 0.42
O2B1S2FT% 99.20 99.22
O2B1S2V 0.68 0.74
O2B2S1V 0.44 0.47
O2B2S2FT% 99.20 99.22
O2B2S2V 0.68 0.74
RPM 1732.02 1744.75
TEMP 190.16 189.99
TPSABS% 35.17 34.04
TPSMAN 35.47 33.96
TPSREL% 21.50 20.19
volts NaN 12.92

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