The brake booster check valve could be defective. This is something easily overlooked. To check, remove the valve from the booster and disconnect from the hose supplying vacuum. Blow into the valve on the hose booster side. If air travels through and comes out the hose side, then you have a bad check valve.
Those born on the Virgo-Libra cusp enjoy beauty and all things sensual. They may find themselves drawn to the arts, attractive people, and precious objects or wish to make themselves and their surroundings more pleasing to the eye.
September 23 - October 22. Libra - Latin for the Balance or the Scales, from the Greek word Zygos. This sign was originally called, the Claws, which were attached to the constellation Scorpio; the later idea of a balance most likely derived from the relative equality of day and night at the autumnal equinox. Libra is balance.