GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2004 🢒 Park Avenue 🢒 Engine 🢒 Engine Controls - 3.8L (L36 and L67) 🢒 Exhaust Gas Recirculation Valve Outlet Pipe Replacement

Removal Procedure

    Object Number: 703592 Size: SH
  1. Remove the bolt (3) that attaches the EGR outlet pipe flange to the intake manifold.
  2. Remove the nut (2) that attaches the EGR outlet pipe to the EGR valve inlet pipe assembly.
  3. Remove the EGR valve outlet pipe (1).

Installation Procedure

    Object Number: 703592 Size: SH
  1. Install the EGR valve outlet pipe (1).

    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.

  2. Install the bolt (3) to the intake manifold.

    3. Tighten
    Tighten the bolt to 29 N·m (21 lb ft).

  3. Install the nut (2) to the EGR valve inlet pipe assembly.

    4. Tighten
    Tighten the nut to 29 N·m (21 lb ft).