Fuel Pump: Service and Repair

FUEL PUMP MODULE

REMOVAL
1. Release fuel pressure, Refer to Fuel System Pressure Release Procedure in the Fuel Delivery section.
2. Remove Fuel Tank refer to the Fuel Tank Removal/Installation.

WARNING: THE FUEL RESERVOIR OF THE FUEL PUMP MODULE DOES NOT EMPTY OUT WHEN THE TANK IS DRAINED. THE FUEL IN THE RESERVOIR WILL SPILL OUT WHEN THE MODULE IS REMOVED.

3. Disconnect fuel line from fuel pump module by depressing quick connect retainers with thumb and fore finger.
4. Slide fuel pump module electrical connector lock to unlock.
5. Disconnect the electrical connection from the fuel pump module, by pushing down on connector retainer and pulling connector off of module.
6. Mark fuel pump location.

Fuel Tank Locknut - Typical:

7. Use a brass punch and hammer to remove fuel pump module lock ring.
8. Remove fuel pump and O-ring seal from tank. Discard old seal.

INSTALLATION
1. Wipe seal area of tank clean and place a new seal in position in the tank opening.
2. Position fuel pump in the tank.
3. Position the lockring over the fuel pump module.
4. Tighten the lockring using a brass punch and hammer.
5. Connect the electrical connector.
6. Connect the fuel line to the fuel pump.
7. Install the fuel tank, refer to fuel tank installation.
8. Lower vehicle.
9. Connect the battery cable.
10. Fill fuel tank. Use the DRB III(R) scan tool to pressurize the fuel system. Check for leaks.