update
Was in the Sierra last weekend and am glad to report I was able to keep the dust situation down by creating cabin pressure with the fan on 3 or 4 in top vent position. Kind of sad about not being able to tool around w/ the window down but got to keep the Misses happy.
My local dealer...
Hello,
New to the site as a member but have spent much time here getting inspired to purchase my XL. Looking for technical support on a serious dust issue entering the cabin when driving on dirt roads. The problem seems to be especially bad in the rear cargo area vents but on the last trip...
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