Don't let anyone kid you... this is not an easy job!
In this YouTube video Kent discusses some of the challenges you will have when you go to replace a wiring harness in your older Mercedes. Click on the play arrow on picture to the right to view the free video.
Problem & Solution
Common among these chassis:
Classic Sedans
Ponton
R107
W108 W109
W110 W111 W112 Sedan
W111 W112 Coupe
W113
W114
W115
W116
W123
W124
W126
R129
W140
W201