Excessive black smoke from diesels means ????
I guess I thought that heavy black smoke from diesels was from over fueling the pump?? but I am not real sure.I am looking at an 06 duramax crewcab with 300,000 miles, and it runs awesome and idles wi...
Forum Discussion
Dirty fuel and/or filter all the way up to the injectors. If it were a Cummins I would say go for it; never have liked D-Maxes for longevity, unless you know and absolutely trust the seller (i.e. bought the truck new and has all service records). Otherwise, polite pass.
