GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Malibu 🢒 Engine 🢒 Engine Controls and Fuel - 3.5L 🢒 Evaporative Emission Canister Vent Solenoid Valve Replacement

Removal Procedure

    Object Number: 1787817 Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Place a jackstand under the muffler assembly.
  3. With the aid of an assistant, separate the muffler insulators (1) from the underbody hangers.
  4. Slowly lower the muffler assembly allowing it to rest on the jackstand.

    5. Object Number: 1795261 Size: SH
  5. Loosen the fuel fill pipe hose clamp (3) at the fuel tank.
  6. Separate the fuel fill pipe hose from the fuel tank.
  7. Disconnect the fuel tank fill evaporative emission (EVAP) pipe quick connect fitting (2) from the fuel tank fill EVAP emission pipe (1). Refer to Plastic Collar Quick Connect Fitting Service.

    8. Object Number: 1798599 Size: SH
  8. Loosen, DO NOT REMOVE the left side fuel tank strap (2) bolts.
  9. Support the fuel tank with a suitable adjustable jackstand.
  10. Loosen, DO NOT REMOVE the right side front fuel tank strap (1) bolt.
  11. Remove the right side rear fuel tank strap bolt.
  12. Using the adjustable jack, lower the right side of the fuel tank enough to access the EVAP canister vent solenoid valve.

    13. Object Number: 1796263 Size: SH
  13. Disconnect the fuel tank fuel pump wiring harness electrical connector (1) from the EVAP canister vent solenoid valve.

    14. Object Number: 1795288 Size: SH
  14. Disconnect the EVAP canister line quick connect fitting (2) from the EVAP canister vent solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service.

    15. Object Number: 1796275 Size: SH
  15. Insert and gently push a small flat-bladed tool between the EVAP canister vent solenoid and the retaining bracket, disengaging the retaining tab (1).

    16. Object Number: 1798353 Size: SH
  16. Slide the EVAP canister vent solenoid valve toward the rear of the vehicle.

Installation Procedure

    Object Number: 1798353 Size: SH
  1. Slide the EVAP canister vent solenoid valve onto the bracket on the fuel tank.
  2. Slide the EVAP canister vent solenoid valve toward the front of the vehicle.

    3. Object Number: 1795288 Size: SH
  3. Connect the EVAP canister line quick connect fitting (2) to the EVAP canister vent solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service.

    4. Object Number: 1796263 Size: SH
  4. Connect the fuel tank fuel pump wiring harness electrical connector (1) to the EVAP canister vent solenoid valve.

    5. Object Number: 1798599 Size: SH
  5. Using the adjustable jack, raise the right side of the fuel tank.
  6. Install the right side rear fuel tank strap (1) bolt.
  7. Tighten the left side fuel tank strap (2) bolts.

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

  8. Tighten the right side front fuel tank strap bolt.

    9. Tighten
    Tighten the bolts to 20 N·m (15 lb ft).

  9. Remove the support from the fuel tank.

    10. Object Number: 1795261 Size: SH
  10. Install the fuel fill pipe hose to the fuel tank.
  11. Connect the fuel tank fill EVAP emission pipe quick connect fitting (2) to the fuel tank fill EVAP emission pipe (1). Refer to Plastic Collar Quick Connect Fitting Service.
  12. Tighten the fuel fill pipe hose clamp (3) at the fuel tank.

    13. Tighten
    Tighten the clamp to 4 N·m (35 lb in).


    Object Number: 1787817 Size: SH
  13. Raise the muffler assembly into position.
  14. With the aid of an assistant, install the muffler insulators (1) to the underbody hangers.
  15. Remove the jackstand from under the muffler assembly.
  16. Lower the vehicle.