truble codes for 2009 gmc sierra 1500 5.3 6 speed...need help

[sand man]

i have these two and the diablo programmer said "unknown" after these two codes

P0130E
P0140A

I had those two donno whay!

P0102 MASS AIR FLOW
P0106 MANIFOLD ABSLUTE PRESSURE
P0506 IDLE AIR CONTROL "RPM LOWER THAN EXPECTED"


I Lost some MPG even after i cleared them

[farmtruc]

Put it back to stock and see if the codes clear, if so, get the predator updated.