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Home >> Buick >> 2012 >> LaCrosse Touring >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls/Fuel - 3.6L - Repair Instructions >> Repair Instructions >> Fuel Pump Fuel Feed Hose Replacement >> Installation Procedure

Installation Procedure

    CAUTION:

    Refer to Fastener Caution .

  1. Ensure that the fuel feed pipe and fittings are clean and dry prior to assembly.
    2. Fig 1: Fuel Feed Pipe And Evaporative Emission Pipe
    GM2202363Courtesy of GENERAL MOTORS COMPANY
  2. Install the fuel feed pipe (1) to the evaporative emission pipe.
    3. Fig 2: Fuel Feed And Evaporative Emission Pipes
    GM2202360Courtesy of GENERAL MOTORS COMPANY
  3. Install the fuel feed and evaporative emission pipes (1) as an assembly to the vehicle.
    4. Fig 3: Fuel Feed Pipe Quick Connect Fitting And Evaporative Emission Pipe
    GM2202352Courtesy of GENERAL MOTORS COMPANY
  4. Connect the brake pipes to the plastic retainers.
  5. Remove the plug or cap from the fuel feed pipe.
  6. Connect the fuel feed pipe quick connect fitting (1) and the evaporative emission pipe (2). Refer to Plastic Collar Quick Connect Fitting Service .
  7. Install the fuel feed pressure sensor. Refer to Fuel Pressure Sensor Replacement - Fuel Feed Pipe .
    8. Fig 4: AC Evaporator Thermal Expansion Valve Heat And Brake Pipe Shield Fasteners
    GM2020080Courtesy of GENERAL MOTORS COMPANY
  8. Install both AC evaporator thermal expansion valve heat and brake pipe shield fasteners (1).
    9. Fig 5: Evaporative Emission Hose
    GM2202349Courtesy of GENERAL MOTORS COMPANY
  9. Disconnect the evaporative emission hose (1). Refer to Plastic Collar Quick Connect Fitting Service .
    10. Fig 6: Fuel Feed Pipe Quick Connect Fitting
    GM2202348Courtesy of GENERAL MOTORS COMPANY
  10. Connect the fuel feed pipe quick connect fitting (1). Refer to Metal Collar Quick Connect Fitting Service .
  11. Inspect for 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.
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