smoke marks

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jazzy123
still on the production line
Posts: 33
Joined: Thu Mar 31, 2016 4:35 am
Passat model: b5.5

smoke marks

Post by jazzy123 »

Noticed black smoke marks on the side of my caravan the other week after towing.
No visible signs of smoke while towing, any ideas? (2005 130 tdi)
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