The black line in the trunk I am thinking of is a vent line from the fuel tank to the vapor recovery tank. The vapor recovery tank is kind of hidden behind the spare tire, might be charcoal filtered too.

__________________
Mike Tangas
'73 280SEL 4.5 (9/72)- RIP
Only 8,173 units built from 5/71 thru 11/72

'02 CLK320 Cabriolet - wifey's mid-life crisis

2012 VW Jetta Sportwagon TDI...at least its a diesel

Non illegitemae carborundum.