I have read some GM models with Fgtech Galletto 4 V54 master clone ecu programmer. I want to share with you what i have discovered about Fgtech V54 so far.
I put Winxp on an old laptop without anti-virus program, it goes well.
I have tried it on 2008 Chevrolet caprice E38(Middle East), and 2004 GMC 1MB. It’s worked with them.
Here reading my caprice…
Read ECU data
If you read GMC 1MB with Fgtech galletto, add this adapter
For GMC 1MB select Hummer