I use EFI Live to view / record OBD2 sensor data. I can't remember using EFI Live to view / record sensor data with a locked computer.

It's very time consuming to review the changes of a flash...

I own TunerCats and EFI Live, so I'm unable to help with HP Tuners questions.

With TunerCats and EFI Live, I get a message that I'll need a code to read a flash or to write a flash to a password...

The attached .ctz file was downloaded from the EFI Live Tune Depot website several years ago, which has a disappeared from the Internet or is no longer supported by EFI Live. I've used Tune Depot...

Attached is a Stock 2002 Express Van 5.7 liter with 4L80E .cal file.
Also attached is the "Compare" summary .txt file.

The Express Van will have a different gear ratio and tire size, so the...