Did you get RT files to or just ECM? Haven't sent me anything yet actually don't know if I would even load it if they did. My truck is not a guinea pig my luck I'd end up bricking my ECM. I hate to be like that but if they can't tune my truck fine just let me know kinda makes me wonder has he ever tuned a 2012 via MM3? If so has every one else had this problem? So far I love how it shifts it just seems like it's always in the right gear.
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