Strange thing happed while driving.
I dismissed it as nothing important, but now I am more concerned.
Trending Topics
Ironically, I just came across an article to this unfortunate incident.
A W221 caught fire in L.A (on the 405 Freeway) in the last couple of days or so.

http://ireport.cnn.com/docs/DOC-495679?hpt=Sbin
Definitely get it checked out by the Dealer! Maybe the electronics or "circuits" are overheating or something?
The Best of Mercedes & AMG


