Thanks for the info guys-
I understand the urgency of this problem and I will not drive it around until i get it working properly.
Is there a way to test these fans to see if they work? I would hate to buy some new ones and have the same problem. I will try to tap them when I get home from work

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1999 E300 TD 190,000
1996 Passat TDI 225,000-sold
1996 E300 120,000-sold
1998 Jetta TDI 186,000 -sold
1983 Chev Suburban C20 6.2-sold