Quote:
Originally Posted by noka
This Bon-Ami FAQ and reference to BMW bulletin is old and I'm not sure if recent formula changes affects the cleaning ability but some bimmer folks swore it for cleaning windshields.
http://www.garageboy.com/bmw/bonami.html
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Have spoken to salesman at dealership who thinks they have a fix using a high strength screen cleaner , will let you know how we get on next week, in mean time many thanks for your thoughts and suggestions