On Tue, 2 Sep 2003, SStones wrote:

> If David's suggestions don't solve the problem, then it'll be time to
> consider the likelihood of compression gasses escaping the headgasket into
> the waterjacket and displacing your coolant.  The dreaded internal
> headgasketitis.

Someone else also mentioned that it could be a crack in the expansion
tank.  That hadn't occurred to me but it's a definate possibility, and
should be checked before doing anything expensive. :)

David Brodbeck, N8SRE
'82 Diesel Westfalia
'94 Honda Civic Si