golfpro2301
New member
- Joined
- Jun 28, 2015
- Messages
- 50
- Reaction score
- 0
My 2010 6.4 does not have the upfitter switches but looking to add them. I did find the colored wires inside the engine bay. Does that mean I already have the harness installed just no switches? What is the easiest way to find out before I order parts?
