What wiring are you referring to? I didn't see what approach you're taking.Completed most of the wiring, and just waiting for some harness parts to come in.
One question, on the wiring diagrams, does the "30 unswitched power" refer to the "30" or the "30A" power source?
As an update to my quest, I just picked up a complete 2000 Jetta that has only 118k miles (gasser w/bad engine): paid $400. The car is immaculate. Seats, just what I wanted- beige, cloth heated (exact same pattern), are in excellent shape. Seller (it was his daughter's car) says that the driver's seat heater wasn't working- I figure I can resolve this.
I plan on using this wire harness: