GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Important: If the in-line filter is plugged, the fuel tank should be inspected internally and cleaned if necessary.

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  2. Relieve the fuel system pressure. Refer to Fuel Pressure Relief .

  3. Object Number: 34089  Size: SH
  4. Disconnect the fuel feed pipes (5) at the filter (4).
  5. Remove the attaching hardware from the in-line fuel filter clamp.
  6. Remove the clamp from the filter.

Installation Procedure

  1. Remove the protective caps from the new filter.
  2. Install the clamp to the filter.
  3. Install the attaching hardware to the in-line filter clamp. Install the hardware in the same positions as on the old filter noting the direction of fuel flow arrow.

  4. Object Number: 34089  Size: SH
  5. Connect the fuel feed pipes (5) to the filter (4) and tighten.
  6. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  7. Inspect for fuel leaks.
  8. 6.1. Turn ON the ignition for 2 seconds.
    6.2. Turn OFF the ignition for 10 seconds.
    6.3. Again, turn the ignition to the ON position.
    6.4. Inspect for fuel leaks.