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Home › Cadillac › 2019 › CTS Base, AWD › Repair and Diagnosis › Engine Performance › System › Engine Controls And Fuel - 6.2L (LT4) - Repair Instructions › Repair Instructions › Fuel Tank Fuel Pump Module Replacement › Installation Procedure

Installation Procedure

  1. Install a NEW seal (2) and the fuel tank module (1).
    GM2811786Courtesy of GENERAL MOTORS COMPANY
  2. Connect the fuel pump vent hose (2) and transfer hose (1). Plastic Collar Quick Connect Fitting Service 
    GM4215429Courtesy of GENERAL MOTORS COMPANY
  3. Use the CH 45722  wrench by turning clockwise and install the lock ring (1).
    GM2811801Courtesy of GENERAL MOTORS COMPANY
  4. Connect the fuel pump electrical connector and the quick connects. Plastic Collar Quick Connect Fitting Service 
  5. Install the fuel tank. Refer to Fuel Tank Replacement .
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