Quote:
Originally Posted by Kirkinner
Both running boards on my 2009 BMW X5 35d were showing signs of rust spots all over the so called aluminum.
Both sides were replaced under warranty by dealership.
Sorry I did not take any photos before it when in for service.
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I have the same rust spots on my running boards. I did a search and thought it was due to brake dust rusting. I will try specialized cleaning products soon.
I never imagined it would be possible to have them replaced by the warranty when it is due to my lack of cleaning during winter.