Hello everyone, First time ever posting on this forum and it wont be the last lol i have many questions, really like it so far full of information. just bought a pre owned ecodiesel a few months back good until def codes popped up "reductant pump" and some others cant remember smh then started...

I am very skeptical of getting the GDE tune because of the possibility of it voiding my warranty. With that said is there anything I can do to prevent the problems caused by the EGR cooler or the DPF failure? I had a very bad purchasing experience with Grapevine Ram and don't trust them with...