GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 674616  Size: SH
  1. Disconnect the chassis fuel pipes from the engine fuel pipes. Refer to Metal Collar Quick Connect Fitting Service .
  2. Remove the retaining nut from the fuel bundle bracket.

  3. Object Number: 817654  Size: SH
  4. Remove the desired pipe from the brake/fuel line bundle.
  5. Cap off the fuel pipe to prevent contamination.

  6. Object Number: 817643  Size: SH
  7. Unclip the brake/fuel pipe bundle and remove the desired pipe.

  8. Object Number: 817647  Size: SH
  9. If required lower the fuel tank and disconnect the desired chassis fuel pipe from the fuel sender assembly.
  10. Remove the desired pipe from the vehicle.

Installation Procedure


    Object Number: 817643  Size: SH
  1. Install the fuel pipe into the chassis by guiding the pipes toward the rear of vehicle.
  2. Lift the fuel pipes, while guiding the forward portion of the pipes up toward the engine connections.
  3. Remove the fuel caps, if required.
  4. Connect the desire fuel pipe to the fuel bundle clips at the transmission brackets.
  5. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 817647  Size: SH
  6. Connect the desired pipe to the fuel sender assembly.
  7. Tighten
    Tighten the fuel bundle bracket retaining nut to 16 N·m (12 lb ft).

  8. Install the fuel tank if required .
  9. Connect the chassis fuel pipes to the engine fuel pipes. Refer to Metal Collar Quick Connect Fitting Service .
  10. Purge air from the fuel system. Refer to Fuel Feed Pipe and Return Pipe Purging .