GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1996 🢒 Corvette 🢒 Engine 🢒 Engine Controls - 4.3L (Caprice Only) and 5.7L 🢒 In-Line Fuel Filter Replacement

Removal Procedure

    Object Number: 12577 Size: SH

    Important: 

       • There is no service interval for fuel filter replacement. Only replace a restricted fuel filter.
       • Inspect the fuel tank internally and clean the fuel tank if you find a restricted fuel filter.

  1. Disconnect the negative battery cable.
  2. Relieve the fuel system pressure. Refer to the Fuel System Pressure Relief Procedure.
  3. Remove the fuel pipe retaining nut (4) from the A/C evaporator and blower module stud (5).

    4. Object Number: 17076 Size: SH
  4. Raise the vehicle.
  5. Remove the lower underbody brace bolts and nuts and remove the underbody brace (convertible only).
  6. Remove the chassis fuel pipe retaining nuts.

    7. Object Number: 12771 Size: SH
  7. Clean all the fuel filter connections and the surrounding areas before disconnecting the fuel lines in order to avoid possible contamination of the fuel system.
  8. Remove the fuel inlet pipe from the fuel filter.
  9. Reposition the fuel inlet pipe to gain access to the fuel filter. Drain any remaining fuel into an approved container.
  10. Remove the fuel filter attaching screw and the fuel filter bracket.
  11. Hold the pipe outlet nut and turn the fuel filter to remove.
  12. Inspect the fuel pipe O-rings for cuts, nicks, swelling, or distortion. Replace the O-rings if necessary.

Installation Procedure

    Object Number: 12771 Size: SH
  1. Loosely install the new fuel filter on the outlet side fuel pipe.
  2. Connect the fuel inlet nut to the fuel filter.

    3. Tighten
    Tighten the fuel pipe fittings to 27 N·m (20 lb ft).

  3. Install the fuel filter bracket and the attaching screw.

    4. Tighten
    Tighten the fuel filter bracket attaching screw to 6 N·m (53 lb in).


    Object Number: 17076 Size: SH
  4. Install the chassis fuel pipe retaining nuts.

    5. Tighten
    Tighten the chassis fuel pipe retaining nuts to 4.5 N·m (40 lb in).

  5. Install the lower underbody brace and the underbody brace bolts and nuts (convertible only).

    6. Tighten

        • Tighten the underbody brace nuts to 27 N·m (20 lb ft).
        • Tighten the underbody brace bolts to 62.5 N·m (46 lb ft).
  6. Lower the vehicle.

    7. Object Number: 12577 Size: SH
  7. Install the fuel pipe retaining nut (4) to the A/C evaporator and blower module stud (5).

    8. Tighten
    Tighten the fuel pipe retaining nut to 4.5 N·m (40 lb in).

  8. Tighten the fuel filler cap.
  9. Connect the negative battery cable.
  10. Inspect for leaks.
    11. 10.1. Turn the ignition switch ON for 2 seconds.
    10.2. Turn the ignition switch OFF for 10 seconds.
    10.3. Turn the ignition switch ON.
    10.4. Check for fuel leaks.