Was the dealer able to detect that your truck had a GDE tune or not. I want to get a GDE tune also but I do not know if I sure keep the stock ECM and buy a new ECM from Green Diesel Engineering. This way if I have a warranty issue then I can put the stock ECM back in the truck. Please tell me...
I Currently have about 33K on a 2016 truck. So far I have not had any problems. But I did go and get the new approve emissions modification done at the dealer this past Friday. The truck has less throttle response and it seems like the transmission shifts at a higher RPM. Just like everyone else...