2019 Duramax Regen
If you have a L5P Duramax Don’t let them do the update for regens, mine used to to 4 to 6 hundred miles between regens, after the recall now 2 to 3 hundard miles
Forum Discussion
No, factory gauges don't tell you. I have my ScanGage set to display DPF%, so that's how I can tell.
