Fuel Fill Pipe: Installation

Raise vehicle to comfortable working height.
Insure that fuel filler check valve is in place at the end of the fuel filler pipe.
NOTE: To ease installation, lightly wipe the outside of the fuel tank inlet connector with plain water.
Position filler pipe into wheel opening with top of pipe within body panel opening.
Install fuel filler pipe into the fuel tank opening.
Loosely install the filler pipe lower bracket attachment screw (10 mm hex) but do not tighten.

Fig 1: Fuel Filler Pipe
Courtesy of GENERAL MOTORS CORP.

NOTE: Ensure that the EVAP vent solenoid pipe is installed in position on the filler pipe bracket.
Lower the vehicle and install filler pipe upper bracket attachment screw (T-30).
Torque:

Fuel Tank Fill Pipe-to-Upper

Bracket: 4 +/- .5 N.m (35 +/- 4 in-lbs)
Install rubber closeout grommet to body and filler.

Fig 2: Attachment Bracket Screw And Rubber Closeout Grommet
Courtesy of GENERAL MOTORS CORP.
Install fuel cap.
Raise vehicle to comfortable working height.
NOTE: Ensure that the fuel pipe connecting hose is installed to within 6 mm (1/4 in.) of the stops on the fuel tank inlet connector. The hose clamp should be located within 4 mm (3/16 in.) of the end of the connecting hose.
Tighten hose clamp (7 mm hex) on the filler pipe to fuel tank connecting hose.
Torque:

Fuel Tank Fill Hose-to-Clamp: 4 +/- .5 N.m (35 +/- 4 in-lbs)
Connect EVAP canister vent pipe at quick connect to canister vent hose.

Fig 3: Connecting EVAP Canister Vent Pipe
Courtesy of GENERAL MOTORS CORP.
Tighten lower attachment screw on filler pipe to underbody.
Torque:

Fuel Tank Fill Pipe-to-Underbody Rail: 8 N.m (71 in-lbs)
Connect the wiring harness to EVAP vent solenoid.
Install wheelhouse inner liner to wheel opening.