"Squeaky" usually implies metal on metal - the kind you might find in a bearing.
See if you can access the fan, and try to turn the squirrel cage - if it gives you resistance, or if it feels like it is grinding, you have found your (pricey) problem.

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It is a truism that almost any sect, cult, or religion will legislate its creed into law if it acquires the political power to do so. Robert A. Heinlein


09 Jetta TDI
1985 300D