Where are you getting the rating from? Roadtrek, or Chevy?
If Roadtrek, then whatever they've done to the frame, if anything, is adequate to tow the rated amount.
In that case 2000 <<<<<<<<<<<<<< 10000, so there is no concern. The workmanship would have to be awfully poor, or the van driven exclusively in the salt belt during the winter, for there to be any sort of concern towing a 2000lb trailer.
Putting 10-ply tires on half ton trucks since aught-four.