GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1578466  Size: SH
  1. Lower the fuel tank enough on the right side in order to access the evaporative emission (EVAP) canister vent solenoid valve. Refer to Fuel Tank Replacement. It is not necessary to completely remove the fuel tank from the vehicle.
  2. Disconnect the EVAP canister vent solenoid valve tube quick connect fitting (2). Refer to Plastic Collar Quick Connect Fitting Service.

  3. Object Number: 1580746  Size: SH
  4. Disconnect the EVAP canister vent solenoid valve electrical connector (2).
  5. Disconnect the EVAP canister vent tube quick connect fitting (1). Refer to Plastic Collar Quick Connect Fitting Service.
  6. Depress the locking tab on the EVAP canister vent solenoid valve mount and slide the valve rearward off of the fuel tank.

Installation Procedure


    Object Number: 1580746  Size: SH
  1. Install the EVAP canister vent solenoid valve onto the mount on the fuel tank. Push the valve forward until the locking tab engages.
  2. Connect the EVAP canister vent tube quick connect fitting (1). Refer to Plastic Collar Quick Connect Fitting Service.
  3. Connect the EVAP canister vent solenoid valve electrical connector (2).

  4. Object Number: 1578466  Size: SH
  5. Connect the EVAP canister vent solenoid valve tube quick connect fitting (2). Refer to Plastic Collar Quick Connect Fitting Service.
  6. Raise the fuel tank completely on the right side. Refer to Fuel Tank Replacement.