Fuel Hose/Pipes Replacement - Chassis LP1, LY7

The fuel system hose/pipes are serviceable individually or as a complete fuel/brake bundle assembly, the following procedure is servicing the fuel hose/pipes individually.

Warning: Refer to Relieving Fuel Pressure Warning in the Preface section.

1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief.



2. Remove the fuel pipe retaining clip from the fuel pipe. Refer to Metal Collar Quick Connect Fitting Service.



3. Disconnect the fuel pipe (2) from the fuel rail. Refer to Metal Collar Quick Connect Fitting Service.
4. Disconnect the evaporative emission (EVAP) purge line (3) from the purge solenoid.
5. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.



6. Disconnect the fuel pipes from the fuel filter and the fuel tank bundle.



7. Pull the locking mechanism (1) outward in order to disengage the fuel/brake bundle chassis pipe retainers from the rail.



8. Open the retainers (1) located at the forward portion of the rail in order to remove the chassis hose/pipes.
9. Complete the following in order to remove the chassis hose/pipes from the retainers (2) located at the rearward portion of the rail.

9.1.	Pull the retainers (2) free from the rail.

9.2.	Open the retainers (2) at the top.

9.3.	Remove the chassis hose/pipes from the retainers (2).




10. Pull downward in order to disconnect the fuel/brake bundle chassis pipe retainer from the underbody.
11. Remove the bolt securing the fuel filter bracket to the body.
12. Remove the EVAP hose from the fuel filter bracket.



13. Remove the bolts securing the transmission support to the underbody, from the right side only.



14. Pull the right side transmission support down only enough to allow removal of the chassis fuel hose/pipes.
15. Partially lower the hoist only enough to simultaneously gain access to both the front and rear portions of the chassis fuel hose/pipes.
16. With the aid of an assistant, carefully guide the chassis fuel hose/pipes down through the engine compartment, removing from the bottom.

1. Clean any of the contamination from the male line ends and apply a few drops of clean engine oil.
2. With the aid of an assistant, carefully guide the chassis fuel hose/pipes up through the engine compartment into position.
3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.



4. Pull the right side transmission support down only enough to allow installation of the chassis fuel hose/pipes.



5. Install the transmission support right side bolts. Refer to Transmission Support Replacement.



6. Install the EVAP hose to the fuel filter bracket:

Caution: Refer to Fastener Caution in the Preface section.

7. Install the fuel filter bracket bolt and tighten to 9 N·m (80 lb in).
8. Install the fuel/brake bundle to the underbody.



9. Complete the following in order to install the chassis hose/pipes to the retainers (2) located at the rearward portion of the rail:

9.1.	Install the chassis hose/pipes into the retainers (2).

9.2.	Close the retainers (2) at the top.

9.3.	Insert the retainers (2) into the rail.

10. Install the chassis hose/pipes into the retainers (1) located at the forward portion of the rail.
11. Close the retainers.



12. Push the locking mechanism (1) inward in order to engage the fuel/brake bundle chassis pipe retainers to the rail.



13. Connect the fuel feed pipe and the EVAP hose to the fuel bundle.
14. Lower the vehicle.



15. Connect the evaporative emission (EVAP) purge line (3) to the purge solenoid.
16. Connect the fuel feed pipe (1) to the fuel rail. Refer to Metal Collar Quick Connect Fitting Service.



17. Install the fuel pipe retaining clip.