Cm 2250 power derate question.

[jimeneztrans84]

If you don't have insite you should at least have this to check codes and delete them once you fix the problem, even though the code will become inactive once you fix it. You need to download Cummins fault code on app store. All you need is the adaptor to hook up to truck.

https://amzn.to/2Vb3tkU