Pictures and the relevant serial numbers could help us clarify. Door pillar tag on DS should be similar to this:
https://www.flickr.com/photos/advance-design_parts_co/8130552154/in/set-72157631870734114
48 tag looks like this:
https://www.flickr.com/photos/advance-design_parts_co/8130515931/in/set-72157631870734114
Pad behind distributor will have a stamped number, reply back with these numbers and pictures.
https://www.flickr.com/photos/advance-design_parts_co/8601993635/in/set-72157633120087261