i have a replacement door for my 2019 t6 it is complete i,e, wiring, glass still in ,, i just need to fit it before it goes to body shop, question is , looking at the door ,the rubber concertina bit, has all the electrics still in , with the plugs still attached, i cant find out how to get access. to where they should meet,in the body ,??? do i have to strip part of the dash to see where they are and go to,, any help is really appreciated , lots of info about door panels but not many of doors on?off cheers all