Diablo tune worked on mine as well. Did not attempt easy tune.

I'm stuck at work for the next two hours, will try as soon as I get home.

Awesome

I have the stock radio. I'm uploading a video of the process now. I'll post a link as soon as it's up. It fails every time right after it tells you to turn the ignition key back on and then you tell it to continue.

It no longer causes the U0107 error but still gives a read error after turning the key back on. Here are my files.

I just received a new i2030 i2 intune for my 05 Chevrolet Silverado Z71, 5.3L, AUTOMATIC 4X4.

I have tried over 10 times to upload the 93 octane "easy tune" i did NOT change my tire size, or gear ratio, but i want the speed limiter removed.
It goes to the tune, and says backing up PCM then turn ...