Just above the oil filter
You can replace your 1998 Buick 3.8 liter engine with a Buick 3.1 liter engine. You will need to change the motor mounts and some of the wiring harness will need to be modified.
on the bottom of the charcoal canister on the drivers side of the engine compartment.
The oil sending unit on a 5.4 liter Ford is located along the side of the engine. It constantly monitors the flow rate and pressure of the oil.
Behind the A/C compressor on the engine block. 3.0 liter engine
The oil sending unit is on the same side of the engine as the oil filter. It is just behind the filter, and screws in.
Inside the oil pan bolted to the engine block.
3.8 liter
The question should read 1989 Ford F250 7.4 liter engine...Location of Oil Pressure sending unit...
It is in the top back right side of the engine block. you will have to lean up over the engine to see it.
Where is the power steering fluid for a 1997 Buick Regal LS 3.8 liter engine?
On the 4.0 liter OHV engine , it's on the drivers side of the engine , below the power steering pump
its a 350hp vortec engine.