How do you replace fuel filter 1999 Oldsmobile delta 88?

To replace the fuel filter on a 1999 Oldsmobile Delta 88, first ensure the vehicle is safely elevated and supported. Relieve fuel system pressure by removing the fuel pump relay and starting the engine until it stalls. Locate the fuel filter, which is typically along the frame rail, and use a wrench to disconnect the fuel lines, being cautious of any residual fuel. Replace the old filter with a new one, ensuring the direction of flow is correct, then reconnect the fuel lines and reinsert the fuel pump relay.