The driver front window on our '04 has been struggling/slow for the last 4 years and shows no other signs of doom. I may get around to doing a lube on it at some point.


As to replacing the other 3 proactively, no.

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'04 X5 3.0 5AT with 300,000+km - Black
'08 535xi 6AT with 290,000+km - Titanium Silver