does anybody know were the brown vss wire goes. it is a painless wiring harness for 86 tpi maf. i have put in an 85 k5 blazer. the blazer has the original cable speedo with green vss box and 3 wires going to it. do i just splice it in on one of the wires. i have a pic . it has 3 wires yellow,black,pink.
and the yellow doesnt go to anything.

 

can anybody help im almost done with the swap this is my daily driver. i need to get it running right.

 

sorry the yellow wire is plugged in.