Detailed compare attached using TunerCats Software.

The attached file is modified. The origins of the attached .bin are unknown.

Use at your own risk.

No, I have not.

The file posted above is the .bin file format of the file on gmtruckcentral.

dave w

2002 Chevrolet Express Van Manual L31 5.7L (12212156).bin file attached.

Special thanks go to http://www.gmtruckcentral.com/articles/12200411.html for posting a Base Tune 5.7L Manual...

FFFF failed.

Would I need to clone the exact same .ctz as a .bin for LS Droid to recover the PCM?

I rely heavily on the TunerCats OB2, and have not ventured into the LS Droid system.

At...

Long story short: I'm having a Security Key problem with my EFI Live Licensed "Mule" '0411.

The attached EFI Live .ctz might be helpful? My plan to flash the "Mule" with a .ctz then read back as...

The initial post did not mention the L31. The overwhelming number of gearhead-efi OBD2 posts are about 5.3 liters (LM7 / L59), which did not have manual transmissions from the factory.

The L31...

So, I want to understand what kind of flash is needed? 5.3 Manual?

I was successful starting with a 4.8 Manual Flash and "Hand Picking" 5.3 engine parameters into the 4.8 Flash. The "Hand...

http://www.gearhead-efi.com/Fuel-Injection/showthread.php?1513-2002-TunerPro-Bin-Files
Post #9
Post #11

Factory OS 2156 was either a 4.8 manual or 6.0 manual, not 5.3 manual.

dave w