Scirocco Central

I've just bought OEM leather seats (heated and electric lumbar) with plans to hopefully do exactly what you're doing, my current seats are cloth unheated. I've spoken to a few people and they say it's next to impossible to retrofit the seat heating wiring and I'll just have to leave them unheated, i...

Recently bought a 2010 Scirocco GT TDI 170. Its making whats sounds like a grinding noise, most obvious when idling, speeds up as the revs increase. Would anyone have any ideas as to what it is?

The video of the problem is below:
http://tinypic.com/r/dvm4px/8

Any help appreciated.