Quote:
Originally Posted by anotherbmwowner
It does work but it does put in micro scratches on the finish that you can see in sunlight (at least that is what I surmised after looking at it - it could've been there before on my car). I wouldn't get too hung up on it as the rainbowing / white residue from car washes is more annoying (IMO).
This is only a problem with the Sport models.
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This should'nt occure if the surface is cleaned up front.
If there is dust or gravel on the polish pad, it could cause scratches.