On Sun, 2 May 2004, ccc1 wrote:

> Your information is persuasive, but why is my '86 Wolfsburg Base Camper
> rusting on the lower seam of center panel on the left side of the van?  No
> fridge, or utility outlets for water leakage or condensation.  I don't know
> if there is any fiberglass insulation in between the panels, though.

Even passenger vans will get seam rust eventually.  The filler cracks and
water migrates in from the outside, or condensation on the inside of the
panels starts it.  The design just encourages rust by its nature -- the
pinch weld creates a nice enclosed area to trap water.

David Brodbeck, N8SRE
'86 Volvo 240DL wagon
'82 VW Vanagon Westfalia Diesel