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I haven't had an issue until this truck. If the V8 hadn't worked I was going to try and flash it in with V7.5

Update time.
When I got to the truck this afternoon this is what I did.

Opened Scan Tool and cleared all of the codes.
Opened V8 (said a few choice profanitys) and preformed a full flash...

That is the next step. The day job has me tied up until 6 tonight and then I'm going to try it again. Hopefully it will work this time!

No none of that in the truck at all, I even pulled all the radio fuses last night. Like I said it is all stock besides a pair of Autometer gauges

Flashing directly into the OBDII port. And I have never used an inverter while flashing. I will try that and see what I come up with. Truck is currently in a no crank position. Is it possible that...

Went to flash an 04.5 LLY last night and I got the message in the picture below. So I clicked Alt keys, assume lock may be faulty, try additional unlock strategy, and high speed I attempted to flash...

Well thats the thing he has an early H&S XRT that just tunes one tune and nothing else, so were switching him over to Efi to get him more power and more than one tune

Well it was worth a shot anyway. Thanks.

Is there a way to disable the tire pressure monitoring system on a 09 6.7 through Efi Live? I read somewhere that other tuners could do it and was wondering if Efi could do it to. If so point me in...

Thanks, Hopefully this will fix my issues and let this truck run like it should

I now see the problem you were having. Try this one lol
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Try it now, if it still wont work I could just email it to you.
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Would you give this one a look and see if I fixed them all or if I left one, I believe I got them all. Thanks again for the help!
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Customer came in and I put this tune on his truck and its not fueling the mm3 amount that we were looking for. What is holding this truck back? This has been the only Cummins I have tuned to put up a...