GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Disconnect the negative battery cable.

  2. Object Number: 309184  Size: SH
  3. Disconnect the EVAP purge line.

  4. Object Number: 309181  Size: SH
  5. Disconnect the purge solenoid electrical connector.

  6. Object Number: 309187  Size: SH
  7. Remove the purge solenoid mounting nuts.
  8. Remove the engine wiring harnesss bracket from the mounting stud.

  9. Object Number: 309179  Size: SH
  10. Remove the purge solenoid from the intake manifold.

Installation Procedure


    Object Number: 309179  Size: SH
  1. Install the purge solenoid to the intake manifold.
  2. Install the engine wiring harness bracket to the mounting stud.

  3. Object Number: 309187  Size: SH

    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 purge solenoid mounting nuts.
  5. Tighten
    Tighten the bolts to 12 N·m (106 lb in).


    Object Number: 309181  Size: SH
  6. Connect the purge solenoid electrical connector.

  7. Object Number: 309184  Size: SH
  8. Connect the EVAP purge line.
  9. Connect the negative battery cable.