Hey guys, I need some help installing a new radiator fan on my 2008 Jetta 2.0T. Can anyone give me some guidance?

I have a two month old JEtta TDI Sportwagen. A few times after shutdown the radiator cooling fan continues to run under hood for several minutes. The manual says this will happen, but the conditions offered in the manual are not the type of driving that would trigger this, Tonight we drove ten...