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Home >> Chevrolet >> 2012 >> Chevy Express H1500, Van Cargo >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 4.8L, 5.3L, 6.0L - Repair Instructions >> Repair Instructions >> Fuel Line Replacement - Chassis (Cargo/Passenger Van) >> Installation Procedure
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Installation Procedure

    Fig 1: Bellhousing Fuel Pipes
    GM1204680Courtesy of GENERAL MOTORS COMPANY
  1. Position the fuel feed and EVAP pipes in the vehicle.
  2. CAUTION:

    Refer to Fastener Caution .

  3. Install the fuel pipe retaining clips and tighten the clips to 12 N.m (106 lb in).
  4. Connect the chassis EVAP pipe to the fuel tank EVAP pipe.
  5. Connect the fuel feed pipe to the fuel tank pipe.
  6. Fig 2: View Of Chassis Wiring Harness Electrical Connector, Fuel Pressure Sensor & Clip
    GM1932955Courtesy of GENERAL MOTORS COMPANY
  7. Connect the chassis wiring harness electrical connector (1) to the fuel pressure sensor (2).
  8. Install the chassis wiring harness clip (3) to the fuel pipe.
  9. Lower the vehicle.
  10. Install the fuel feed and EVAP pipes to the engine compartment fuel pipes.
  11. Install the fuel pipes to the retainer clip and tighten the nut to 28 N.m (21 lb ft).
  12. Tighten the fuel filler cap.
  13. Connect the negative battery cable. Battery Negative Cable Disconnection and Connection .
  14. Inspect for leaks:
    1. Turn ON the ignition for 2 seconds.
    2. Turn OFF the ignition for 10 seconds.
    3. Turn ON the ignition.
    4. Inspect for fuel leaks.
  15. Install the engine cover. Refer to Engine Cover Replacement .