Tips to Read GM Delco E78 ECM with Xhorse Multi Prog

October 30, 2026 VVDISHOP Xhorse ECU programmer 0

Problem:

I previously read a GM Delco E78 ECU with a KT200II, but the resulting file isn’t accessible for editing, so I tried Xhorse Multi Prog instead. 

I’m unable to read a Delco E78 ECU using MultiProg. Any idea?

xhorse multi prog e87 ecm

Solution:

Tips to read GM Delco E78 ECM with Xhorse Multi Prog:

You need to have an internet connection because the password after BENCH is calculated on the Xhorse server. In the delco, it also happens that a process is launched and despite trying to connect with the ecu, the login process does not go through.

When it is connected to the laptop with internet, you don’t connect anything else.

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