Do I have to drop the fuel tank to replace the fuel pump on a 94 Buick le saber

Yes ,,instructions are below, Use eye protection for this procedure
Remove or Disconnect:

1. Relieve Fuel Pressure
2. Disconnect negative battery cable
3. Raise vehicle on hoist
4. Remove Fuel Tank
5. Remove Fuel Gage sending and pump assembly by turning cam lock ring counterclockwise. Lift assembly from fuel tank and remove fuel pump from fuel gage sender unit.
6. Disconnect pump wires, hose clamps, and clamp around pump body
7. Pull pump assembly out of rubber connectors
8. Inspect fuel pump attaching hose for any signs of deterioration. Replace as necessary.

1. Push fuel pump assembly into attaching hose
2. Connect pump wires, hose clamps at attaching hose and around pump body
3. Place Fuel tank sending unit and pump assembly into tank using new O-ring
4. Place cam lock over assembly and lock by turning clockwise
5. Install Fuel Tank
6. Start engine and check fuel pipe connector for visual leaks

For this model, you have to drop the fuel tank to enable you replace the bad fuel pump.

Good luck.

Hello, my name is Ben. I'm sorry to say, yes you need to remove the tank to replace the fuel pump, since the pump is located inside the fuel tank.