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How do I get modified tune into script? I've looked at tutorials and I think I'm missing something

i have a modifed tune with OS "A" and my stock file has operating system "B" i pull up stock file convert to imperial i try to pull up load and comparison tune but its not letting me open the...

updated everything will try to read truck again shortly thanks

bug file sent from browneflatwork

it doesnt say anythign...just completly stops reading after 24-28k even if i let it sit for 10min wont finish reading

i take that back truck starts to read on alt keys but stops after 24kn frezes up

Got it!!!!!!!!!!!!!!!!!!!!!!! put back in both radio fuses and info fuse read fine.......

no aftermarket alarm....no lift pump or anything it has aftermarket radio that is it......radio fuses are pulled i keep trying and trying different things still nothing keeps tellin me no respons...

yes it boots up like normal....i have checked fuses over and over

and like i said before i have a conection between the v2 and my laptop and also the v2 and the truck when plug into obo port....... tried pulling stock info with lly and lbz ecm......at one time it...

i just tried to use the lbz ecm and still will not pull stock data..... it still says check cabels and no comunication from ecm......i went through every fuse in truck and under hood just in case...

lly ecm.....truck is an o5 8th digit of vin is 2.........i also have a 05 lly and it tunes reads just fine no problems.....this truck aftermarket radio i pulled both radio fuses tried with and...

i switched usb ports on my computer than got a Bootloader rejected :Reason no response from ECM

the text says......Connection to ecm has been lost please check all cabels and conections

I checked aux fuses and all other cig fuses they are good, the conection to my laptop is fine scanner comes on, and also when I plug just into the truck it will come on,

i also unchecked the high speed and tried using alt keys, still would not work

i am trying to tune a 05 lly, it keeps telling me bootloader rejected check cables no communication from ecm.....it starts to read and wont go past getting status........i tried to pull radio fuse...

is there a way to lock the tunes or ecm so other ppl cant read of pull info off truck? new to efi,thanks

thanks for reply over on DP...got it fugured out

I just got efi and i have been playing around with it and have a few tunes built that i like for now. i just got my DSP5 switch today in the mail i changed my OS to a dsp5 but my ? is is there a way...

im having the same proublem it said bootlader rejected........100% new to efi just opened it up.....

will do thx

ya that helped.......i normally put my truck in 3rd gear so i should tune in "M"???? sry i am extremly new to EFI its still in the MAIL!!!!!! lol shouls be here any day though....just asking lots of...

What do I need to do for a sled pulling tune. I have heard to increase shift points in 4lo. I'm confused with the different tables (A-D), I was looking at shift points and there is MPH and RPM, which...