My wife is 4.5 months along as well, due 10-06. my AC does not work either, not needed much here in VT, but this means that there will not likely be any long road trips in the benz this summer...

Good luck with the AC - I'll be watching the thread.

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Blue '83 300D "Domobile"
Red '73 Cimatti City Bike (moped = fun)