GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1996 🢒 Firebird 🢒 Engine 🢒 Engine Controls - 4.3L (Caprice Only) and 5.7L 🢒 Exhaust Gas Recirculation Valve Replacement

Removal Procedure

    Object Number: 13641 Size: SH
  1. Remove the vacuum line from the EGR Valve (1).
  2. Remove the EGR Valve retaining nuts from the intake manifold (3).
  3. Remove the EGR valve (1).

    4. Notice: Clean the EGR valve passages in the inlet manifold if you notice excessive build up of deposits. Ensure that all loose particles are completely removed in order to prevent them from clogging the EGR valve or from being ingested into the engine.

    Use the following cleaning procedure:

       • Buff the exhaust deposits from the mounting surface and around the valve using a wire wheel.
       • Look for exhaust deposits in the valve outlet. Remove deposit buildup with a screwdriver.
       • Clean the mounting surfaces of the intake manifold and valve assembly.

Installation Procedure

    Object Number: 13641 Size: SH
  1. Install the EGR Valve (1) on the intake manifold (3) using a new gasket (2).

    2. Tighten
    Tighten the EGR Valve Bolts to 22 N·m (16 lb ft).

  2. Connect the vacuum hose to the EGR Valve (1).