2019 Duramax service exhaust soon
Have a 2019 Duramax , have a service exhaust soon message check manual. The manual says contact dealer. Anyone have any ideas. Don’t seem to have any power.
Forum Discussion
ACZL wrote:
Based on OP's post, I'd place $$ that the DPF (Diesel Particulate Filter) is plugged up
There is also 2 oxygen sensors , one on each side of the DPF filter if like my 2012.
