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Home >> Buick >> 2016 >> Verano Premium, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 2.0L (LHU) - Repair Instructions >> Repair Instructions >> Fuel Pump Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Valve Lifter Follower
    GM2577150Courtesy of GENERAL MOTORS COMPANY
  1. Install the valve lifter follower (1) with NEW engine oil.
  2. Fig 2: Fuel Pump, Seal Ring & Gasket
    GM2577147Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  3. Install the fuel pump (3) along with the NEW seal ring (2) and the NEW gasket (1).
  4. NOTE:

    Use blue Loctite™.

  5. Add thread-locking compound to the fuel pump fastener threads prior to installing.
  6. CAUTION:

    Alternately hand-tighten the fuel pump bolts one turn at a time until the pump is fully seated. Trying to draw down the pump without even side-to-side tightening may result in pump plunger damage.

  7. Install the 2 fuel pump bolts (4) and tighten to:
    1. First pass: 8 N.m (71 lb in)
    2. Final pass: 50 degrees
  8. Install the fuel feed intermediate pipe. Refer to Fuel Feed Intermediate Pipe Replacement .
  9. Fig 3: Fuel Pump Insulator
    GM2577148Courtesy of GENERAL MOTORS COMPANY
  10. Install the fuel pump insulator (1).
  11. Fig 4: Fuel Pump Cover
    GM2577149Courtesy of GENERAL MOTORS COMPANY
  12. Install the fuel pump cover nut (1) and the 2 fuel pump cover bolts (2) and tighten to 10 N.m (89 lb in).
  13. Clip in the wiring harness to the fuel pump cover.
  14. Install the fuel feed pipe to the fuel pump. Refer to Fuel Feed Pipe Replacement - Engine .
  15. Install the charge air cooler inlet pipe - turbocharger. Refer to Charge Air Cooler Inlet Hose Replacement (Charge Air Cooler)Charge Air Cooler Inlet Hose Replacement (Turbocharger) .