GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2006 🢒 Rendezvous - AWD 🢒 Engine 🢒 Engine Controls - 3.5L 🢒 Exhaust Gas Recirculation Valve Replacement

Removal Procedure

    Object Number: 1641065 Size: SH
  1. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement .
  2. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  3. Disconnect the engine harness electrical connector (2) from the exhaust gas recirculation (EGR) valve.
  4. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  5. Remove the transaxle fill tube bolt to the transaxle case.
  6. Remove the transaxle fill tube nut at the EGR valve and reposition fill tube.
  7. Lower the vehicle.

    8. Object Number: 1646199 Size: SH
  8. Remove the EGR pipe bolt (3) and carefully pull the pipe (2) assembly back.
  9. Remove the EGR valve studs (4, 6).
  10. Remove EGR valve.
  11. Remove the EGR valve gasket (1).
  12. Clean and inspect the EGR valve gasket mating surfaces.

Installation Procedure

    Object Number: 1646199 Size: SH
  1. Install a new EGR valve gasket (1).
  2. Install the EGR valve.

    3. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the EGR valve studs (4, 6).

    4. Tighten
    Tighten the studs to 30 N·m (22 lb ft).

  4. Install the EGR pipe (2) to the EGR valve.
  5. Install the EGR pipe bolt (3).

    6. Tighten
    Tighten the bolt to 25 N·m (18 lb ft).


    Object Number: 1641065 Size: SH
  6. Connect the engine harness electrical connector (2) to the EGR valve.
  7. Raise the vehicle.
  8. Position the transaxle fill tube to the normal installed position and install the fill tube nut at the EGR valve.

    9. Tighten
    Tighten the nut to 13 N·m (115 lb in).

  9. Install the transaxle fill tube bolt to the transaxle case.

    10. Tighten
    Tighten the bolt to 13 N·m (115 lb in).

  10. Lower the vehicle.
  11. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  12. Install the intake manifold cover. Refer to Intake Manifold Cover Replacement .