Join The Community  Grime on back of car?  I have a pearl Model
S. I've noticed that on the rear end of the car there is a
collection of a black, sooty like residue. It looks a lot like
the bumper of a car that burns oil. I know that's not possible.
I called OE and they told me they "think" it's probably dirt
from the rear tires because they're wider than the wheel wells
and dirt would be kicked up behind. There is certainly dirt on
the trailing edge of the wheel well, but the center rear? I'm
not sure I buy it. It wipes right off, but if you wash the car
on Sunday and on Monday it looks like you're burning oil, I'm
not sure what to do. Anyone else notice anything like this? On a
silver car it wouldn't be noticible, but you can sure see it on
the white.  We have the same issue with our silver P85. It's
amazing how much dirt collects at the rear of the car. There's
an older threat discussing the same issue - use to find it.  +1.
I thought it was the spoiler creating that much collection of
dirt on the back, bu