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Home › Chevrolet › 2020 › Impala LT › Repair and Diagnosis › Engine Performance › System › Engine Controls And Fuel - 3.6L (LFX) - Repair Instructions › Repair Instructions › Fuel Tank Replacement › Installation Procedure

Installation Procedure

  1. Install the following components if fuel tank replacement was necessary:
    1. Fuel tank fuel pump module. Refer to Fuel Tank Fuel Pump Module Replacement (NTB, NUB, or N5B) Fuel Tank Fuel Pump Module Replacement (NUG, NE8) .
    2. Evaporative emission carbon canister. Refer to Evaporative Emission Canister Replacement .
  2. GM2203938

    Use a suitable jack and install the fuel tank (1).

  3. GM3336926

    Connect the fuel tank harness electrical connector (1).

  4. GM2241997

    Reposition the fuel tank straps (1).

  5. GM2203842
    CAUTION:

    Refer to Fastener Caution .

    Install the fuel tank strap bolts (1) and tighten to 27 N.m (20 lb ft).

  6. GM2203818

    Install the filler tube (2) and tighten the hose clamps (1) to 4 N.m (35 lb in).

  7. Connect the evaporative emission line (3). Refer to Plastic Collar Quick Connect Fitting Service .
  8. GM2203749

    Connect the evaporative emission and fuel pipes (1). Refer to Plastic Collar Quick Connect Fitting Service .

  9. Connect the fuel pressure sensor electrical connector (2).
  10. If equipped, install the left rear underbody air deflector. Refer to Underbody Rear Air Deflector Replacement - Left Side .
  11. If equipped, install the right rear underbody air deflector. Refer to Underbody Rear Air Deflector Replacement - Right Side .
  12. Install the exhaust muffler. Refer to Exhaust Muffler with Resonator, Exhaust, and Tail Pipe Replacement .
  13. Lower the vehicle.
  14. Refill the fuel tank.
  15. Inspect for fuel leaks.
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