"DEF low, but you know it's not" problem
We added DEF to our 2012 Chevy D/A before our last trip and off we went...Over 500 miles later we got notice that we had 300 miles until we added more...Didn't think that sounded right, but added anot...
Forum Discussion
It's nice to actually see the trees so DEF systems aren't all bad.
ACZL wrote:
Sadly, it's not problems w/ any of the big 3's engines. Rather the DEF system is going to be the Achilles heel going forward. Semis are no different. Can thank our tree huggers for this.
