The fuel pressure should be between 40 and 70 psi on a 96 Buick Regal with a 3.8. If the fuel pressure is above 70, then it is to high and should be checked out by a trusted mechanic.
the fuel pressure regulator should be right on the fuel injector rail
Do they have the same engine? If not, then no, it wont work. If they do, make sure they have the same fuel pressure requirment. If the engine and pressure is the same, they should be interchangeable.
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.
How do you replace the fuel filter on a 2003 Buick Regal?
The 2012 Buick Regal runs on flex-fuel (FFV).
the pcv should be near the front valve cover
should be 20.
The 2003 Buick Regal runs on regular unleaded.
The 2004 Buick Regal runs on regular unleaded.
The 2001 Buick Regal runs on regular unleaded.
The 2002 Buick Regal runs on regular unleaded.
The 2011 Buick Regal runs on regular unleaded.