Originally Posted by 2007chevy5.3l Best I have seen them at yet!! So just tune the Maf frequency Hz accordingly to bring the fuel back in? When tuning the trims do I watch LTFTs or STFTs? Or both? if you're running a maf-only tune then yes just tune the maf frequency. if your running a maf and ve table tune then you need to tune both of those individually remember to have ltft and stft disabled and just use the calculated ben from the wideband
03 Silverado 5.3 ECSB 4x4 Z71 Comp Cam 206/212 .515/.522 112 lSA, hardened rods with LS9 springs 2010 Tahoe VVT AFM 5.3 Stock for now
Forum Rules