First off welcome to the forum, funske
Here is a
Brochure and a
Owners Guide.
A search of your question. Plenty of answers for drivers side nothing in particular for your question.
It feeds through a large enough hole under there what is it under the glove box? Some older coach's had a reset of engine control if coach heavily braked to reset but not that large and was marked with print.
Maybe someone will see this post with my answers and help us out.