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Home >> Chevrolet >> 2017 >> City Express LS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 2.0L >> Repair Instructions >> Fuel Injection Fuel Rail Assembly Replacement >> Removal Procedure
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Removal Procedure

WARNING:

Refer to Diesel/Gasoline Vapors Warning .

WARNING:

Remove the fuel tank cap and relieve the fuel system pressure before servicing the fuel system in order to reduce the risk of personal injury. After you relieve the fuel system pressure, a small amount of fuel may be released when servicing the fuel lines, the fuel injection pump, or the connections. In order to reduce the risk of personal injury, cover the fuel system components with a shop towel before disconnection. This will catch any fuel that may leak out. Place the towel in an approved container when the disconnection is complete.

  1. Relieve the fuel system pressure. Fuel Pressure Relief .
  2. Intake Manifold Replacement - Remove
  3. Disconnect the fuel feed tube (1) from the fuel rail with the following procedure:
    GM3724579Courtesy of GENERAL MOTORS COMPANY
    1. Using the J-43178  Quick Connect Release Tool, remove the fuel feed tube cap (1).
      GM3724589Courtesy of GENERAL MOTORS COMPANY
    2. With the sleeve side (5) of the tool facing the quick connector, install the tool (3) onto the fuel tube (1).
      GM3724592Courtesy of GENERAL MOTORS COMPANY
    3. NOTE:

      Inserting the tool hard will not disconnect quick connector. Hold the toll where it contacts and goes no further.

    4. Holding the quick connector at position (4), insert the tool into the quick connector (2) until the tool sleeve contacts and goes no further.
    5. Pull out quick connector straight from the fuel tube.
  4. Disconnect the electrical wiring harness connectors from the fuel rail.
  5. Fig 1: Fuel Rail Components Location
    GM3724570Courtesy of GENERAL MOTORS COMPANY
  6. Remove the fuel injector fuel rail assembly fasteners (7).
  7. NOTE:

    Use a shop cloth to absorb any fuel that leaks from the fuel rail.

  8. Carefully remove the fuel injector fuel rail assembly (3) from the engine.
  9. If servicing the fuel injectors, refer to Fuel Injector Replacement .