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Home >> Pontiac >> 2010 >> G6 GT, 2D Convertible, 3.9 1 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System & Fuel System - 3.9L - Repair Instructions >> Repair Instructions >> Fuel Line Replacement - Chassis >> Installation Procedure

Installation Procedure

    Fig 1: Fuel Feed & EVAP Pipes
    GM1578470Courtesy of GENERAL MOTORS CORP.
  1. Position the fuel feed pipe to the vehicle.
  2. With the rear of the pipe positioned slightly rearward and down, raise the front of the pipe into position.
  3. Install the remainder of the pipe into position.
  4. Install the fuel feed pipe to the pipe retainers.
  5. Secure the pipe retainers to the vehicle underbody.
    6. Fig 2: Frame Reinforcement & Bolts
    GM1580120Courtesy of GENERAL MOTORS CORP.
  6. Position the side rail reinforcements (3) to the side rail and frame.
    7. CAUTION: Refer to Fastener Caution .
  7. Install the front frame bolts (1).

    Tighten:  Tighten the bolts to 100 N.m (73 lb ft) plus an additional 180 degrees using J 45059  .

    8. Fig 3: Side Rail Reinforcement Mounting Bolts
    GM1580124Courtesy of GENERAL MOTORS CORP.
  8. Install the side rail reinforcement bolts (1).

    Tighten:  Tighten the bolts to 50 N.m (37 lb ft).

    9. Fig 4: Fuel Feed Line, Vapor Line & Quick Connect Fittings
    GM1580724Courtesy of GENERAL MOTORS CORP.
  9. Connect the fuel feed pipe (2) quick connect fitting to the fuel tank line. Refer to Plastic Collar Quick Connect Fitting Service .
    10. Fig 5: Fuel Feed Pipe & Retainers
    GM1683101Courtesy of GENERAL MOTORS CORP.
  10. Lower the vehicle.
  11. Remove the caps or plugs from the fuel pipe and the fuel rail.
  12. Install the fuel feed pipe to the retainers (2, 3) and close the retainers.
  13. Install the fuel feed pipe to the upper retainer (1) and close the retainer.
    14. Fig 6: Fuel Feed/EVAP Pipes
    GM1683887Courtesy of GENERAL MOTORS CORP.
  14. Connect the fuel feed pipe (2) to the fuel rail. Refer to Metal Collar Quick Connect Fitting Service .
  15. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  16. Inspect for fuel leaks using the following procedure:
    1. Turn ON the ignition, with the engine OFF for 2 seconds.
    2. Turn OFF the ignition for 10 seconds.
    3. Turn ON the ignition, with the engine OFF.
    4. Inspect for fuel leaks.
  17. Install the intake manifold cover. Refer to Intake Manifold Cover Replacement .
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