GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1888732  Size: SH
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
  2. Disconnect the engine wiring harness electrical connector (8) from the evaporative emission (EVAP) purge solenoid.

  3. Object Number: 1886167  Size: SH
  4. Disconnect the chassis EVAP line quick connect fitting (1) from the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service .

  5. Object Number: 1888937  Size: SH
  6. Disconnect the EVAP line quick connect fitting (1) from the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service .
  7. Remove the EVAP purge solenoid bracket bolt (1).
  8. Remove the EVAP purge solenoid (3).

Installation Procedure


    Object Number: 1888937  Size: SH
  1. Position the EVAP purge solenoid (3) to the upper intake manifold.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the EVAP purge solenoid bracket bolt (1).
  4. Tighten
    Tighten the bolt to 10 N·m (89 lb in).

  5. Connect the EVAP line quick connect fitting (2) to the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service .

  6. Object Number: 1886167  Size: SH
  7. Connect the chassis EVAP line quick connect fitting (1) to the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service .

  8. Object Number: 1888732  Size: SH
  9. Connect the engine wiring harness electrical connector (4) to the EVAP purge solenoid.
  10. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .

Removal Procedure


    Object Number: 1888732  Size: SH
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement.
  2. Disconnect the engine wiring harness electrical connector (8) from the evaporative emission (EVAP) purge solenoid.

  3. Object Number: 1886167  Size: SH
  4. Disconnect the chassis EVAP line quick connect fitting (1) from the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service.

  5. Object Number: 1888937  Size: SH
  6. Disconnect the EVAP line quick connect fitting (1) from the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service.
  7. Remove the EVAP purge solenoid bracket bolt (1).
  8. Remove the EVAP purge solenoid (3).

Installation Procedure


    Object Number: 1888937  Size: SH
  1. Position the EVAP purge solenoid (3) to the upper intake manifold.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the EVAP purge solenoid bracket bolt (1). Tighten the bolt to 10 N·m (89 lb in).
  4. Connect the EVAP line quick connect fitting (2) to the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service.

  5. Object Number: 1886167  Size: SH
  6. Connect the chassis EVAP line quick connect fitting (1) to the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service.

  7. Object Number: 1888732  Size: SH
  8. Connect the engine wiring harness electrical connector (4) to the EVAP purge solenoid.
  9. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement.