Quote Originally Posted by FarmerJohn104 View Post
I don’t have the switch tuning, but when I load a sound tune and turn off the truck for say a quick stop at a gas station and then fire it back up, the sound tune is still loaded. Just like what you are saying, when I leave the truck for a couple hours then it will revert back to the normal sound. I believe it has to do with how the memory works within the ECM and it takes time to dump the RAM and revert back to normal. Definitely post your findings from Ray when you reach out.


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@Double R Diesel wasn't this issue fixed with Switch?