18 Gallon.
the pcv should be near the front valve cover
in the gas tank.
The fuel filter on a 95 Buick Regal should be located on the frame, probably on the drivers side in front of the fuel tank. It is an inline type and is easily replaced.
The 2012 Buick Regal runs on flex-fuel (FFV).
How do you replace the fuel filter on a 2003 Buick Regal?
Drop the fuel tank, then it's right there.
The 2013 Buick Regal runs on regular unleaded.
The 2001 Buick Regal runs on regular unleaded.
The 2011 Buick Regal runs on regular unleaded.
The 2002 Buick Regal runs on regular unleaded.
The 2003 Buick Regal runs on regular unleaded.