On the 4 cylinder engine it is screwed to and part of the throttle body injection unit.
The 3.0 litre V6 it is attached to the end of one fuel rail and has a vacuum line and a fuel line attached to it
The 3.3 litre V6 it is a little brass coloured pot with a vacuum line attached clamped into the fuel rail.
The engine computer is also the regulator.
The regulator is part of the fuel pump assembly located in the fuel tank.
The 1997 Plymouth Voyager low pressure valve is located on the bottom of the air conditioner compressor. The low pressure valve has a hose connected to it.
It is part of the pump module in the tank.It is part of the pump module in the tank.
The engine computer handles the voltage regulation duties.
It is on the power steering pressure hose.
Bad news, the filter is part of the fuel pressure regulator on the of the tank at the fuel pump module assy. It ain't real easy or cheap.
Where is the water pump located on a 1996 Plymouth Voyager?
In a 1991 3.3l the oil pressure switch is located beside the oil filter
Under the flux capacitor
on the back of the engine, passenger side
The engine computer is the regulator.