GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution: Gasoline or gasoline vapors are highly flammable. A fire could occur if an ignition source is present. Never drain or store gasoline or diesel fuel in an open container, due to the possibility of fire or explosion. Have a dry chemical (Class B) fire extinguisher nearby.

  1. Keep a shop cloth and a container ready to capture any spilled fuel.
  2. Relieve the fuel system pressure. Refer to Fuel Pressure Relief .

  3. Object Number: 721457  Size: SH
  4. Clean the fuel filter connections and the surrounding areas before disconnecting the fuel pipes in order to avoid possible contamination of the fuel system.
  5. Using a primary and backup wrench, remove both of the in-line fuel filter line bolts.
  6. Loosen the fuel filter strap attaching bolt.
  7. Remove the fuel filter (1) from the vehicle.

Installation Procedure

  1. Clean the fittings on both of the fuel lines and on both of the bolts.
  2. Remove the protective caps from the new filter.

  3. Object Number: 721457  Size: SH
  4. Install the new filter in the same position as the old filter, noting the direction of the flow that is indicated on the filter.
  5. Install the in-line fuel filter line bolts.
  6. Tighten
    Tighten the bolts to 25 N·m (18 lb ft).

  7. Install the fuel filter strap attaching bolt.
  8. Tighten
    Tighten the bolt to 18 N·m (13 lb ft).

  9. Tighten the fuel filler cap.
  10. Connect the negative battery cable.
  11. Crank the engine for a few seconds, if the engine starts, turn OFF the engine, and then check for any fuel leaks.