GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1239030  Size: SH
  1. Disconnect the evaporative emission (EVAP) canister purge valve electrical connector.
  2. Disconnect the EVAP canister purge pipe from the EVAP canister purge valve. Refer to Plastic Collar Quick Connect Fitting Service .
  3. Remove the EVAP canister purge valve bolt.
  4. Remove the EVAP canister purge valve from the intake manifold.

Installation Procedure


    Object Number: 1239030  Size: SH
  1. Position the EVAP canister purge valve to the intake manifold.
  2. 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.

  3. Install the EVAP canister purge valve bolt.
  4. Tighten
    Tighten the bolt to 10 N·m (89 lb in).

  5. Connect the EVAP canister purge pipe to the EVAP canister purge valve. Refer to Plastic Collar Quick Connect Fitting Service .
  6. Connect the EVAP canister purge valve electrical connector.