Behind front cover on engine.
Lower back left side of oil pan
The oil pump on a 95 Cadillac DeVille sedan is located under the oil pan. The oil pan must be removed to access the pump.
In the oil pan.
It is located in the oil pan
On a 3.8L 95 mustang the oil filter mounts to the oil pump.
in the tank
Inside the engine. The oil pan must be removed to access the pump.
The oil pump may be changed when the oil level light begins to glow. Buy the oil pump from the eBay motors and it will be replaced.
10w 40
The electric fuel pump is inside the fuel tank
Inside the oil pan.
No oil pressure - after checking with a manual gauge