If operating the trip reset , isn't working , there may be something in this pdf. file.
If not a call to Freightliner's free help line ( Have your serial number handy)
If you could take a min. and from your " User CP" go to " Edit Signature " on the left side of the page and enter your coaches info, save changes at the bottom of the page, it will automatically appear below your posts and you won't have to type it in every time you have a question.
As mine does below.