The Fuel Filter is located under vehicle, driver side, below seating area, front of fuel tank, mounted on chassis in fuel line.
SENDING UNIT REPLACEMENT The fuel gauge sending unit is attached to the fuel pump on cars with an electric in-tank pump. The following procedure is for pump and sending unit removal and installation. Be extremely cautious of sparks or flame when working around the fuel pump. NEVER apply battery power to a used fuel pump out of the fuel tank.
Relieve the fuel system pressure, then disconnect the negative battery cable.
Raise and support the vehicle safely. Drain the fuel tank.
Before disconnecting any fuel lines from the fuel tank, thoroughly clean around all hose connections.
Remove the fuel tank from the vehicle, and place on a suitable workbench.
Remove the fuel gauge/pump retaining ring using a suitable spanner wrench to turn the assembly counterclockwise.
Remove the gauge unit and the pump.
Fig.: Typical fuel pump/level sender assembly - early model shown, later years similar To install:
Install the gauge unit and the pump.
Install the fuel gauge/pump retaining ring using a suitable spanner to turn the assembly clockwise to lock the retaining ring.
Install the fuel tank in the vehicle, as outlined in this section.
Carefully lower the vehicle.
Fill the fuel tank.
Turn the ignition switch to the ON position for 2 seconds, then turn to the OFF position for 10 seconds. Turn the ignition switch back to the ON position and check for fuel leaks
Answers & Comments
GM Bonneville/Eighty Eight/LeSabre 1986-1999
- Relieve the fuel system pressure, then disconnect the negative battery cable.
- Raise and support the vehicle safely. Drain the fuel tank.
- Remove the fuel tank from the vehicle, and place on a suitable workbench.
- Remove the fuel gauge/pump retaining ring using a suitable spanner wrench to turn the assembly counterclockwise.
- Remove the gauge unit and the pump.
- Install the gauge unit and the pump.
- Install the fuel gauge/pump retaining ring using a suitable spanner to turn the assembly clockwise to lock the retaining ring.
- Install the fuel tank in the vehicle, as outlined in this section.
- Carefully lower the vehicle.
- Fill the fuel tank.
- Turn the ignition switch to the ON position for 2 seconds, then turn to the OFF position for 10 seconds. Turn the ignition switch back to the ON position and check for fuel leaks
1999 Buick Lesabre 3.8L SFI OHV 6cyl
The Fuel Filter is located under vehicle, driver side, below seating area, front of fuel tank, mounted on chassis in fuel line.
SENDING UNIT REPLACEMENT
The fuel gauge sending unit is attached to the fuel pump on cars with an electric in-tank pump. The following procedure is for pump and sending unit removal and installation. Be extremely cautious of sparks or flame when working around the fuel pump. NEVER apply battery power to a used fuel pump out of the fuel tank.
Before disconnecting any fuel lines from the fuel tank, thoroughly clean around all hose connections.
Fig.: Typical fuel pump/level sender assembly - early model shown, later years similar
To install:
Hope help with this.