GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 STS 🢒 Engine 🢒 Engine Controls and Fuel - 4.6L (LH2) 🢒 Filler Tube Replacement

Removal Procedure
  1. Remove the fuel filler cap.
  2. Drain the fuel tank below the level of the fuel filler hose. Refer to Fuel Tank Draining.

    3. Object Number: 785810 Size: SH
  3. Remove the bolts securing the fuel filler tube to the body.
  4. Remove the right rear wheel. Refer to Tire and Wheel Removal and Installation.
  5. Remove the right rear wheelhouse liner. Refer to Rear Wheelhouse Panel Liner Replacement.

    6. Object Number: 785809 Size: SH
  6. Remove the fuel filler tube brace bolt.

    7. Object Number: 785808 Size: SH
  7. Disconnect the fuel filler hose (1) from the fuel tank.
  8. Disconnect the filler vent tube (2) from the evaporative emission (EVAP) hose. Refer to Plastic Collar Quick Connect Fitting Service.
  9. Remove the fuel filler tube from the vehicle.

Installation Procedure
  1. Position the fuel filler tube to the vehicle.

    2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 785808 Size: SH
  2. Connect the filler hose (1) to the fuel tank. Tighten the fuel filler tube hose clamp (3) to 3.5 N·m (31 lb in).
  3. Connect the filler vent tube (2) to the EVAP hose. Refer to Plastic Collar Quick Connect Fitting Service.

    4. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 785809 Size: SH
  4. Install the fuel filler tube brace bolt and tighten to 9 N·m (80 lb in).

    5. Object Number: 785810 Size: SH
  5. Install the bolts securing the fuel filler tube to the body and tighten to 3.5 N·m (31 lb in).
  6. Install the right rear wheelhouse liner. Refer to Rear Wheelhouse Panel Liner Replacement.
  7. Install the right rear wheel. Refer to Tire and Wheel Removal and Installation.
  8. Add fuel to the fuel tank.
  9. Inspect for fuel leaks.
  10. Install the fuel filler cap.