Here in california they let me a couple times.with 200 pounds over. I think you will be find.
If you live in the truck as you mentioned.moving cars you can make up to 80 or 90 a year.
Well they used to pay excelent,but as always there are people that works for cents,and screwed the industry.
But i have been doing some research it could be from not reaching out the proper temp to regenerate to a contamination by coolant,oil even washer...
Cumimns certified place says it is the harness that goes to the fan.a short on it.installed by peterbilt.
What was the problem finally.im getting exactly the same messages.