Fuel Return Line: Service and Repair

Fuel Hose/Pipes Replacement - Chassis

Removal Procedure
Caution: Refer to Fuel and Evaporative Emission Pipe Caution (Fuel and Evaporative Emission Pipe Caution) .
Caution: Refer to Gasoline/Gasoline Vapors Caution (Gasoline/Gasoline Vapors Caution) .

Notice: Refer to Fuel and Evaporative Emission Hose/Pipe Connection Cleaning Notice (Vehicle Damage Warnings) .




1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief (With CH 48027) (Fuel Pressure Relief (With CH 48027))Fuel Pressure Relief (Without CH 48027) (Fuel Pressure Relief (Without CH 48027)) .
2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair) .
3. Disconnect the chassis fuel feed line quick connect fitting (2) from the engine line. Refer to Plastic Collar Quick Connect Fitting Service (Plastic Collar Quick Connect Fitting Service) .




4. Disconnect the chassis fuel feed line quick connect fitting from the fuel tank line. Refer to Plastic Collar Quick Connect Fitting Service (Plastic Collar Quick Connect Fitting Service) .




5. Disengage the fuel feed line from the clips (1).
6. Remove the chassis fuel feed line (2) from the vehicle.

Installation Procedure




1. Position the chassis fuel feed line (2) to the vehicle.
2. Engage the fuel feed line to the clips (1).




3. Connect the chassis fuel feed line quick connect fitting to the fuel tank line. Refer to Plastic Collar Quick Connect Fitting Service (Plastic Collar Quick Connect Fitting Service) .




4. Connect the chassis fuel feed line quick connect fitting (2) to the engine line. Refer to Plastic Collar Quick Connect Fitting Service (Plastic Collar Quick Connect Fitting Service) .
5. Lower the vehicle.
6. Inspect for leaks using the following procedure:

1. Turn ON the ignition, with the engine OFF for 2 seconds.
2. Turn OFF the ignition, for 10 seconds.
3. Turn ON the ignition, with the engine OFF.
4. Inspect for fuel leaks.