My money's on a cracked coolant tank.

It's almost certainly a crack in the tank.  It has happened to me and I had
the same symptoms.  No attempt I made to repair the tank fixed it.  But
when I bit the bullet and bought a new one, things were fine again.

James

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James Cohen

New York City, and Williamstown Ma

Alternate address:
stirling@aol.com  (which gets checked more often)

 Red '93 Corrado VR6 SLC (Highly modified)
 Red '87 GTI (mostly modified) (soon to be a G60!)
    and
'67 deluxe split window (9 pass.)
'71 Westy Breadloaf (high performance engine B&B)
'81, '85 Westy Vanagons
'83 9 passanger Vanagon
'66, '74 busses (decomposing)
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