Removal (Bonneville, LeSabre & Park Avenue - 3.8L)
- Relieve the fuel system fuel pressure. See FUEL SYSTEM PRESSURE RELEASE . Drain the fuel tank to at least 3/4 of full.
- Remove the spare tire cover, the jack, and the spare tire. Remove the rear compartment trim. Remove the fuel pump access panel (1). See Fig 1.
- Clean all of the fuel pipe connections, hose connections and all of the areas surrounding the connections before disconnecting the connections in order to avoid possible contamination of the fuel system.
- Remove the quick-connect fittings at the fuel sender assembly. Disconnect the electrical connector from the fuel sender. Disconnect the electrical connector from the fuel tank pressure sensor.
- Remove the fuel sender retaining cam, using the Fuel Sender Locknut Wrench (J-39765). Remove the fuel sender assembly and the "O" ring from the fuel tank. Discard the fuel sender assembly "O" ring. Clean and inspect the "O" ring sealing surfaces of the fuel sender assembly.
CAUTION:
Remove the rear compartment floor trim to provide technician contact with the vehicle's metal surfaces. Failure to remove the rear compartment floor trim may cause a static electricity discharge to ignite any fuel vapor resulting in personal injury and vehicle damage.
NOTE:
Remove the rear compartment floor trim to avoid damage from fuel spillage.
NOTE:
Remove the rear compartment floor trim to avoid damage from fuel spillage.
CAUTION:
The modular fuel sender will spring up when the retaining cam is removed. When removing the modular fuel sender assembly from the fuel tank, the reservoir bucket on the fuel sender assembly is full of fuel. The fuel sender assembly must be tipped slightly during removal in order to avoid damage to the float. Place any remaining fuel into an approved container once the fuel sender assembly is removed from the tank.