GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2006 🢒 Optra - Mexico 🢒 Vehicle Control Systems 🢒 Vehicle DTC Information 🢒 Fuel Pump Replacement

Removal Procedure

    Object Number: 1376119 Size: SH

    Caution: 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. Refer to Fuel Pressure Relief .

    2. Caution: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1376120 Size: SH
  2. Disconnect the negative battery cable.
  3. Remove the rear seat. Refer to Rear Seat Cushion Replacement .
  4. Remove the fuel pump access cover.
  5. Disconnect the electrical connector at the fuel pump assembly.
  6. Disconnect the fuel line.

    7. Object Number: 1376129 Size: SH
  7. Remove the fuel pump assembly clip.
  8. Remove the fuel pump assembly from the tank.

Installation Procedure

    Object Number: 1376129 Size: SH
  1. Clean the gasket mating surface on the fuel tank.
  2. Position the new gasket in place.
  3. Install the fuel pump into the fuel tank in the same location as removed for ease of line and connector installation.

    4. Object Number: 1376120 Size: SH
  4. Install the fuel pump assembly clip.
  5. Connect the fuel pump assembly connector.
  6. Install the fuel pump line.

    7. Object Number: 1376119 Size: SH
  7. Install the fuel pump access cover.
  8. Connect the negative battery cable.
  9. Perform an operational check of the fuel pump.
  10. Install the rear seat. Refer to Rear Seat Cushion Replacement .