GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Important: Clean all evaporative emission (EVAP) line connections and surrounding areas prior to disconnecting, in order to avoid possible EVAP system contamination.


    Object Number: 1706143  Size: SH
  1. Remove the intake manifold sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .
  2. Disconnect the EVAP line quick connect fitting from the EVAP canister purge solenoid. Refer to Plastic Collar Quick Connect Fitting Service .

  3. Object Number: 1960247  Size: SH
  4. Disconnect the engine wiring harness electrical connector (2) from the EVAP canister purge solenoid (3).
  5. Disconnect the chassis EVAP line quick connect fitting from the EVAP canister purge solenoid. Refer to Plastic Collar Quick Connect Fitting Service .

  6. Object Number: 1706144  Size: SH
  7. Disengage the retainer securing the EVAP canister purge solenoid to the fuel rail.
  8. Remove the EVAP canister purge solenoid.

Installation Procedure


    Object Number: 1706144  Size: SH
  1. Install the EVAP canister purge solenoid.
  2. Install the EVAP canister purge solenoid to the fuel rail and engage the retainer.

  3. Object Number: 1960247  Size: SH
  4. Connect the engine wiring harness electrical connector (2) to the EVAP canister purge solenoid (3).
  5. Connect the chassis EVAP line quick connect fitting to the EVAP canister purge solenoid. Refer to Plastic Collar Quick Connect Fitting Service .

  6. Object Number: 1706143  Size: SH
  7. Connect the EVAP line quick connect fitting to the EVAP canister purge solenoid. Refer to Plastic Collar Quick Connect Fitting Service .
  8. Install the intake manifold sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .