GM Service Manual Online
For 1990-2009 cars only

Fuel Pump Replacement NG6

Removal Procedure


    Object Number: 1865654  Size: SH
  1. Loosen the fuel fill cap in order to relieve the fuel system pressure.
  2. Raise and suitably support the vehicle, if required. Refer to Lifting and Jacking the Vehicle .
  3. Disconnect the wiring harness electrical connector from the fuel pump electrical connector.
  4. Clean the fuel pipe connections and surrounding areas at the pump before disconnecting in order to avoid possible fuel system contamination.
  5. Disconnect the fuel pipes from the fuel pump.

  6. Object Number: 1865655  Size: SH
  7. Slide the fuel pump out from the bracket.
  8. Cap the ends of the fuel pipes.

Installation Procedure


    Object Number: 1865655  Size: SH
  1. Remove the caps from the ends of the fuel pipes.
  2. Install NEW fuel pipe O-rings into the fuel pipe fittings.
  3. Slide the fuel pump into the bracket.
  4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1865654  Size: SH
  5. Connect the fuel pipes to the fuel pump.
  6. Tighten
    Tighten the fittings to 30 N·m (22 lb ft).

  7. Connect the wiring harness electrical connector to the fuel pump electrical connector.
  8. Lower the vehicle, if required.
  9. Install the fuel fill cap.
  10. Start the engine and inspect for leaks.