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Home >> Buick >> 2016 >> Cascada Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 1.6L (LWC) - Repair Instructions >> Repair Instructions >> Fuel Injection Pump Replacement >> Removal Procedure
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Removal Procedure

  1. Relieve the fuel system pressure. Fuel Pressure Relief 
  2. Battery Negative Cable Disconnection and Connection - Disconnect
  3. Front Wheelhouse Liner Replacement - Remove
  4. Fig 1: Crankshaft Balancer Markings
    GM4248307Courtesy of GENERAL MOTORS COMPANY
  5. Adjust the engine to cylinder 1 top dead center (TDC) of combustion stroke. Set crankshaft in direction of engine rotation until the markings (2) (3) line up. Rotate at the crankshaft balancer absorber bolt (1).
  6. Fig 2: TDC Marking
    GM3288719Courtesy of GENERAL MOTORS COMPANY
  7. Extend the TDC marking (1).
  8. Fig 3: Crankshaft Balancer Absorber Bolt
    GM3288720Courtesy of GENERAL MOTORS COMPANY
  9. Set the crankshaft in direction of engine rotation to about 80 degrees (a) after TDC, use the crankshaft balancer absorber bolt (2).
  10. Charge Air Cooler Outlet Air Hose @ Throttle Body - Remove - Charge Air Cooler Outlet Air Hose Replacement 
  11. Fig 4: Fuel Injection Pump
    GM4246988Courtesy of GENERAL MOTORS COMPANY
  12. Fuel Feed Front Pipe (2) @ Fuel Injection Pump (3) - Disconnect
  13. Close all open connections with EN-6015  plugs.
  14. Clip (1) - Remove
  15. Fuel Injection Fuel Feed Front Pipe Replacement  - Remove
  16. Fig 5: Fuel Injection Pump
    GM4248289Courtesy of GENERAL MOTORS COMPANY
  17. Disconnect the electrical connector. (3) @ Fuel Injection Pump (1)
  18. Remove the fuel injection pump cover (2).
  19. Fig 6: Fuel Injection Pump Bolts
    GM4248290Courtesy of GENERAL MOTORS COMPANY
  20. Loosen the 2 fuel injection pump bolts (1) alternating in steps of 1/2 turn.
  21. Fuel Injection Pump Bolt - Remove
  22. NOTE:

    Take care that during removal of the fuel injection pump the valve lifter follower (5) does not fall apart.

  23. Fuel Injection Pump (2) - Remove
  24. Valve Lifter Follower (5) - Remove
  25. Seal Ring (3) - Remove and DISCARD
  26. Fuel Injection Pump Gasket (4) - Remove and DISCARD