Although vacuum brake boosters are almost ubiquitous, some vehicles use hydraulic brake boosters, which are powered by hydraulic pressure instead of vacuum. This pressure is provided by a drive belt-driven pump and may be tied into a hydraulic power steering system.
Unity Station. The exterior of Unity Station in Los Santos, San Andreas. Unity Station is a railway station in Grand Theft Auto: San Andreas located along the Brown Streak Railroad line in San Andreas.
Departure Stops: 1  First Class Motor Coach will be used for all departures during high season (May 1 to Oct 31) and Tue, Thu, Sat, Sun departures during Nov 1 - Apr 30. 2  Amtrak (Bus & Train) or mini bus will be used for Mon, Wed and Fri departures during Nov 1 - Apr 30.  Choose Departing Schedule: San Francisco, CA to Yosemite National Park, CA.