GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove negative battery cable(s). Refer to

    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.

    .

  2. Object Number: 25111  Size: SH
  3. Remove the upper intake manifold cover.

  4. Object Number: 25113  Size: SH
  5. Remove the vacuum hose from the EGR valve.
  6. Remove the EGR valve mounting bolts and the EGR gasket.
  7. Remove the EGR valve.

Installation Procedure


    Object Number: 25113  Size: SH
  1. Install the EGR valve (2) and gasket (3).
  2. Install EGR valve mounting bolts (1).
  3. Tighten
    Tighten bolts to 25 N·m (18 lb  ft).

    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 vacuum hose.
  5. Install the upper intake manifold cover.
  6. Install negative battery cable(s).