1993 6.2 Diesel wiring diagram

[Finn92]

Hey guys i have an odd truck and cant seem to find the wiring diagram for it. looking for diagram of a 1993 k1500 with a 6.2 diesel and nv4500 transmission

Specifically looking for ignition information as I am not getting 12 volts to my purple starter wire.

Also looking for wiring information on the junction block

Thanks

Finn