GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Note: There is no gasket between the EGR valve motor and the valve. However, some vehicles may have a thin metal spacer between the motor and the valve that appears to be a gasket. This spacer is used to correct for production variances in some valves and should be reinstalled with the new motor.


    Object Number: 1864640  Size: SH
  1. Disconnect the engine wiring harness electrical connector (2) from the exhaust gas recirculation (EGR) valve motor.

  2. Object Number: 1872658  Size: SH
  3. Remove the EGR valve motor screws.
  4. Remove the EGR valve motor, and spacer (if equipped) from the EGR valve.

Installation Procedure


    Object Number: 1872658  Size: SH
  1. Position the EGR spacer (if equipped), and NEW EGR valve motor to the EGR valve.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the EGR valve motor screws.
  4. Tighten
    Tighten the screws to 2 N·m (18 lb in).


    Object Number: 1864640  Size: SH
  5. Connect the engine wiring harness electrical connector (2) to the EGR valve motor.
  6. Cycle the ignition to relearn the new EGR valve motor pintle position.