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Trying to find why the vacumn keep leaking down we have put new parts throughout

(1992 Pontiac Bonneville)
in Macon, GA on June 24, 2013
the system accept for a condensor. We also used die to locate a leak and found out it was leaking at the low preessure valvce and we change the valve stem and stop it now its leaking down again
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Popular Answer
of Greg's Orange Auto on June 24, 2013
its an old system you may have several leaks,seek the help of a pro
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