Installation Procedure

Fig 1: Identifying Primary/Secondary Fuel Tank Module Seal

Courtesy of GENERAL MOTORS CORP.

Install a NEW primary fuel tank module seal (1) to the fuel tank assembly.

Fig 2: Primary Fuel Tank Module & Transfer Tube

Courtesy of GENERAL MOTORS CORP.

NOTE: Listen for an audible click to confirm correct installation of the transfer tube (3).

Connect the transfer tube (3) to the primary fuel tank module (1).

NOTE: Observe the orientation of the primary fuel tank module (1) in relation to the fuel tank assembly (2).

NOTE: Do not to damage the fuel level sensor float rod when installing the primary fuel tank module (1) to the fuel tank assembly (2).

NOTE: Make sure the fuel level float is free from binding while inserting the primary fuel tank module (1).

Carefully install the primary fuel tank module (1) to the fuel tank assembly (2).

Fig 3: Primary Fuel Tank Module, Cam Lock Ring & Special Tool

Courtesy of GENERAL MOTORS CORP.

NOTE: The primary fuel tank module is spring loaded when installed in the fuel tank assembly. Apply suitable pressure to the primary fuel tank module while installing the NEW cam lock ring (2)

Install a NEW cam lock ring (2) to the fuel tank assembly (3).
Rotate the cam lock ring (2) clockwise using the J 45722 (1) until the NEW cam lock ring (2) is fully seated.

Fig 4: Primary Fuel Tank Module (External View)

Courtesy of GENERAL MOTORS CORP.

NOTE: Listen for an audible click to confirm correct installation of the electrical connector locking tab (4).

Connect the electrical connector (1) to the primary fuel tank module (2).

NOTE: Listen for an audible click to confirm correct installation of the fuel feed line connector (3).

Connect the fuel feed line connector (3) to the primary fuel tank module (2)
Install the fuel tank assembly. Refer to Fuel Tank Replacement .
Lower the vehicle to the ground.
Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .