Installation Procedure

Courtesy of GENERAL MOTORS COMPANY

NOTE:
The fuel tank fuel pump shall be installed with the float (a) of the fuel level sensor facing the right side of the fuel tank when the vehicle is viewed from the front in order to prevent malfunction of the fuel level sensor.

Install a NEW fuel tank fuel pump module O-ring gasket (2) to the fuel tank fuel pump module (1).
Put the fuel tank fuel pump module (1) over the fuel tank so that the float (a) is positioned to the right when the vehicle is viewed from the front.
Courtesy of GENERAL MOTORS COMPANY

Lower the fuel pump module (2) into the fuel tank while connecting the fuel tank vent pipe (1) to the fuel pump module. Refer to Fuel Tank Fuel Pump Module Replacement (AWD) , Fuel Tank Fuel Pump Module Replacement (FWD) .
Courtesy of GENERAL MOTORS COMPANY

Install the fuel tank fuel pump module lock ring (1) to the fuel tank (2).
Using the CH-45722 Fuel Pump Locking Ring Wrench and a long breaker-bar, rotate the fuel pump module lock ring (1) in a clockwise direction in order to lock the lock ring.
Install the EVAP system hoses. Refer to Evaporative Emission System Hose/Pipe Replacement.
Install the fuel feed pipe. Refer to Fuel Feed Pipe Replacement.
Connect the electrical connector.
Install the fuel sender assembly. Refer to Fuel Sender Assembly Replacement (AWD) .
Install the fuel tank. Refer to Fuel Tank Replacement .