Hi there
I need your help for this issue
i have w211 (2003) and i need to upgrade my steering wheel to w211 (2008) and as recommendation from friend i need to change the Steering Column Switches but i found the other problem the connector for my car not match with the new one so please if any one have solution for this issue

i will upload the picture

 

I did the swap a few months ago. You need an adapter harness. PN in 4th picture down.
https://imgur.com/a/CtdpRoF