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Yes I have done everything said here, I don't get any error codes or anything, I tried changing tunes threw the autocal and no luck..can it be locked to stock or something? (idk much about this lol)...

[QUOTE=GMPX;242292]Have you spoken with the company that sold you the Autocal?


yes I emailed him, he wants me to data log it and show him.. but he said from level 1 to 5 you should easily tell...

Iv tined my buddies truck with a smarty jr before and you can feel the power difference..I Bought my 08 cummins recently and it had efilive already hooked up but no autocal so I didn't want to use...

. What I'm saying is no matter the level on my switch 1-5 they are all the same as if no tunes were ever loaded into my truck, each level is stock

So is there a way to put back the old unknown tunes if they are blocked? This is very confusing as I was told an autocal will overwrite whatever tune was on the truck before...

What do you mean an updated file? So if a truck is already equipped with another autocal before, you can't overwrite them and use a new autocal with tunes?

Bought an 08 cummins that was already equipped with efilive and a csp5 switch.. Plugged the obd2 port into the switch and the tunes worked but I didn't want them as they are unknown tunes..I went and...