GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2004 🢒 DeVille 🢒 Engine 🢒 Engine Cooling 🢒 Evaporative Emission Canister Purge Solenoid Valve Replacement

Removal Procedure

    Object Number: 293272 Size: SH
  1. Disconnect the evaporative emission (EVAP) canister purge valve electrical connector (5).
  2. Disconnect the EVAP purge pipe (4) from the EVAP canister purge valve (3).
  3. Partially open the throttle.

    4. Object Number: 293273 Size: SH
  4. Remove the EVAP canister purge valve retaining bolt (2).
  5. Remove the EVAP canister purge valve (3) from the intake manifold (1).

Installation Procedure

    Important: Be sure to install a new O-ring on the EVAP purge valve.

  1. Partially open the throttle.

    2. Object Number: 293273 Size: SH
  2. Position the EVAP canister purge valve (3) on the intake manifold (1).

    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.

  3. Install the EVAP canister purge valve retaining bolt (2).

    4. Tighten
    Tighten the bolt to 12 N·m (106 lb in).

  4. Allow the throttle to close.

    5. Object Number: 293272 Size: SH
  5. Connect the EVAP purge pipe (4) to the EVAP canister purge valve (3).
  6. Connect the EVAP canister purge valve electrical connector (5).