Installation Procedure

WARNING: This page is about a different variant/trim than selected.

Fig 1: View Of Vapor Line Quick Connect Fitting (6.0L Engine - Dual Tanks - Front)

Courtesy of GENERAL MOTORS CORP.

Install a NEW fuel tank module seal onto the fuel tank.
Position the fuel tank module part way into the fuel tank.
Connect the vapor line quick connect fitting (1) to the module. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
Install the module into the fuel tank.
Place the lock ring into position.

Fig 2: Rotating Lock Ring Using J 45722 (6.0L Engine - Dual Tanks - Front)

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: Ensure that the tool does not come in contact with the module pipes while unlocking the lock ring.

Using J 45722 , rotate the lock ring clockwise in order to lock the ring. See Special Tools and Equipment .

Fig 3: View Of Fuel & EVAP Lines At Fuel Tank Module (6.0L Engine - Dual Tanks - Front)

Courtesy of GENERAL MOTORS CORP.

Connect the fuel and EVAP lines to the fuel tank module. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
Install the front fuel tank. Refer to Fuel Tank Replacement (Single Tank) or Fuel Tank Replacement (Single Tank w/5.3L (L59) Engine) or Fuel Tank Replacement (Dual Tanks - Front) or Fuel Tank Replacement (Dual Tanks - Rear) .