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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 389 (Engine Controls And Fuel - 3.6L (LGX) - Repair Instructions) >> Repair Instructions >> Fuel Pump Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove and DISCARD Fuel Feed Intermediate Pipe. Refer to Fuel Feed Intermediate Pipe Replacement 
  2. Fig 1: Fuel Feed Pipe And Fuel Pump
    GM4315879Courtesy of GENERAL MOTORS COMPANY
  3. Disconnect Fuel Feed Pipe (1) @ Fuel Pump (2). Refer to Metal Collar Quick Connect Fitting Service 
  4. Fig 2: Electrical Connector And Fuel Pump
    GM4315979Courtesy of GENERAL MOTORS COMPANY
  5. Disconnect Electrical Connector (1) @ Fuel Pump (2)
  6. Fig 3: Fuel Pump Components
    GM4315985Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Alternately loosen the fuel pump bolts one turn at a time until the pump is fully disengaged from fuel pump lifter follower. Trying to remove the pump bolts without even side-to-side loosening may result in pump plunger damage

  7. Remove and DISCARD Fuel Pump Bolts (1) (Qty: 2)
  8. Remove Fuel Pump (2)
  9. Remove and DISCARD Gasket (3)
  10. Remove and DISCARD Fuel Pump O-Ring (4)
  11. NOTE:

    Take note of the orientation of the valve lifter follower (5).

  12. Remove Valve Lifter Follower (5)