Possibly the link below to the gearhead-EFI library of 2004 files will be helpful:
http://www.gearhead-efi.com/Fuel-Inj...rPro-Bin-Files
Possibly the link below to the gearhead-EFI library of 2004 files will be helpful:
http://www.gearhead-efi.com/Fuel-Inj...rPro-Bin-Files
Ive already gone through all those and couldnt find a 12585950 calibration with the 4l60e option on there... Is it bad to run my truck with it set to 4l80e or do I need to change it (setting says never change it)
Added to library - Post #81
http://www.gearhead-efi.com/Fuel-Inj...043#post102043
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