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Home >> Cadillac >> 2016 >> CTS V >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Engine Controls And Fuel - 6.2L (LT4) - Repair Instructions >> Repair Instructions >> Fuel Tank Fuel Pump Module Replacement >> Removal Procedure
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Removal Procedure

  1. Remove the fuel tank. Refer to Fuel Tank Replacement 
    WARNING: Refer to Gasoline/Gasoline Vapors Warning .
    WARNING: Refer to Safety Glasses Warning .
  2. Disconnect the fuel pump electrical connector and the quick connects. Refer to Plastic Collar Quick Connect Fitting Service 
  3. Use the CH 45722  wrench by turning counter clockwise and remove the lock ring (1).
    Fig 1: Fuel Tank Fuel Pump Module Lock Ring
    GM2811801Courtesy of GENERAL MOTORS COMPANY
  4. Disconnect the fuel pump vent hose (2) and transfer hose (1). Refer to Plastic Collar Quick Connect Fitting Service 
    Fig 2: Fuel Pump Vent Hose And Transfer Hose
    GM4215429Courtesy of GENERAL MOTORS COMPANY
  5. Remove the fuel tank module (1) and the O-ring (2).
    Fig 3: Fuel Tank Module
    GM2811786Courtesy of GENERAL MOTORS COMPANY
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