I have a 2015 ram 2500 6.4 L
I needed an oil change and as you'd expect the oil change message displayed on my dash. So before taking it to the dealership to get an oil change, I put my truck back to factory tune and factory PCM. Got the oil change done, re-installed the diablo PCM and tune, but the ...

I'll have to see, I haven't tried that yet. However, I did notice that my speedometer has changed to reflect the tire size changed I attempted to make. Even though I restored my truck to the original backup and then reinstalled my stock PCM. Is that normal?

I am getting this same code as well and the code P04D0. I decided to reinstall the factory PCM and both codes went away. I really hope this gets fixed soon. Otherwise I'm left with a $1000 paper weight

Just tried to install the 93 octane tune on my truck today using the advanced tunes. When I tried to adjust the tire size for my 37" tires, it fails to update the parameters. I even tried to put in a smaller tire size and it still didn't work. Is there any way to fix this. When I bought this tuner ...

I see it listed on hemifever and I really want to get it, but I want to see the gains first before I shell out $1000+
When are the stats for the 2015 ram 2500 6.4L goning to be posted on here? And when will tuner/PCM be available to buy on here?