GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Turn OFF the ignition.

  2. Object Number: 49594  Size: SH
  3. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .

  4. Object Number: 486596  Size: SH
  5. Disconnect the electrical connector and the hoses from the EVAP canister purge valve.
  6. Disconnect the hoses to the EVAP canister purge valve.

  7. Object Number: 217748  Size: SH
  8. Bend the tab on the purge valve bracket to remove the valve.
  9. Remove the EVAP canister purge valve.

Installation Procedure


    Object Number: 217748  Size: SH
  1. Bend the tab on the purge valve mounting bracket to install the valve.
  2. Install the EVAP canister purge valve.

  3. Object Number: 486596  Size: SH
  4. Connect the hoses to the EVAP canister purge valve.
  5. Connect the electrical connector to the EVAP purge valve.
  6. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .