GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 871952  Size: SH
  1. Remove the engine sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .
  2. Remove the evaporative emission (EVAP) line from the canister purge solenoid, perform the following:
  3. 2.1. Push the large size white retainer portion in.
    2.2. Push down, while pulling up slightly in order the disengage the tube.

    Object Number: 1235683  Size: SH
  4. Disconnect the EVAP canister purge solenoid electrical connector (1).

  5. Object Number: 389993  Size: SH
  6. Remove the EVAP canister purge solenoid bolt (2).
  7. Remove the EVAP canister purge solenoid (3) and insulator (1).

Installation Procedure


    Object Number: 389993  Size: SH
  1. Install the insulator (1) onto the EVAP canister purge solenoid (3).
  2. Install the EVAP canister purge solenoid (3).
  3. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  4. Install the EVAP canister purge solenoid bolt (2).
  5. Tighten
    Tighten the bolt to 10.5 N·m (93 lb in).


    Object Number: 1235683  Size: SH
  6. Connect the EVAP canister purge solenoid electrical connector (1).

  7. Object Number: 832127  Size: SH
  8. Install the EVAP line to the canister purge solenoid (1).
  9. Install the engine sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .