[davischevy]

Originally Posted by Lurayfarmer

Thanks for the reply. Unfortunately the previous owner or owners did some fairly sloppy repairs. Lots of wiring and vacuum line errors. In this case, there's no vacuum line in the engine compartment that is unused. The reservoir is connected OK and there's a line to the outside air valve that works. I suspect the heater valve T's into something under the dash, as you say, just need to know what.

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