I changed the DPF filters myself, you can look at the DOCs in the images I'm attaching below. I ended up replacing the DEF Metering unit (AKA DEF...
Like Antinomian said, when they installed the DEF awning they had to remove the DPF filters and look at the DOC as well. When I replaced the DPF...
Hi all, I have a 2016 DD15 with 693k miles. Last night she lit up like a Christmas tree; displaying the following two codes and message: SPN...
