If Mechanical (Carb) look at the front lower area of engine -- follow fuel lines
In the fuel tank.
where is the fuel pump relay located on 1995 oldsmobile cutlass supreme 3.1L
It is located in the very front of the carburetor. Using a crescent wrench, screw off the big nut and the fuel filter will be right there.
In the tank
The fuel filter is located under the vehicle, between the rear axle and the fuel tank.
If it is anything like my 93, the fuel pump is on the top of the gas tank.
Its located on the bottom of the throttle body right next to the fuel pressure valve.
In the fuel tank
The Oldsmobile Cutlass fuel pump shutoff can be found on the firewall in the engine compartment. The fuel pump shutoff will be in the middle of the firewall.
In a 1996 Oldsmobile Cutlass Supreme, the fuel pump is located inside the fuel tank. To access it, you typically need to remove the rear seat and the access panel or, in some cases, drop the fuel tank from the vehicle. It's important to ensure the fuel system is depressurized before attempting any repairs or replacements.
under carrage of vehicle, just fwd of fuel tank. easy to find & replace
rear tire wall under car tw mills