GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Express - AWD 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Fuel Pressure Sensor Replacement

Removal Procedure

    Object Number: 1932955 Size: SH
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Disconnect the chassis wiring harness electrical connector (1) from the fuel pressure sensor (2).
  3. Remove the chassis wirng harness clip (3) from the fuel pipe.
  4. Wrap a shop towel around the fuel pressure sensor fitting in order to absorb any fuel that may leak out.
  5. Remove the fuel pressure sensor from the fuel line.
  6. Remove and discard the fuel pressure sensor O-ring seal.

Installation Procedure

    Object Number: 1932955 Size: SH
  1. Lubricate a NEW fuel pressure sensor O-ring seal with clean engine oil.
  2. Install the NEW fuel pressure sensor O-ring seal onto the fuel line fitting.
  3. Wrap a shop towel around the fuel pressure sensor fitting in order to absorb any fuel that may leak out.

    4. Caution: Refer to Fastener Caution in the Preface section.

  4. Install the fuel pressure sensor to the fuel line and tighten the sensor to 15 N·m (11 lb ft).
  5. Connect the chassis wiring harness electrical connector (1) to the fuel pressure sensor (2).
  6. Install the chassis wiring harness clip (3) to the fuel pipe.
  7. Lower the vehicle.
  8. Use the following procedure in order to inspect for leaks:
    9. 8.1. Turn the ignition ON, with the engine OFF, for 2 seconds.
    8.2. Turn the ignition OFF for 10 seconds.
    8.3. Turn the ignition ON, with the engine OFF.
    8.4. Inspect for fuel leaks.