GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Saturn 🢒 2001 🢒 L300/LW300 🢒 Engine 🢒 Engine Controls - 3.0L (L81) 🢒 Intake Plenum Switchover Solenoid Replacement

Removal Procedure

    Object Number: 894675 Size: SH
  1. Turn the ignition OFF.
  2. Disconnect the intake manifold runner control solenoid (IMRC) harness connector.
  3. Remove the IMRC solenoid attachment screws.
  4. Remove both vacuum lines from the IMRC solenoid and remove the IMRC solenoid.

Installation Procedure

    Object Number: 894675 Size: SH

    Important: The vacuum line that goes to the diaphragm is attached to the solenoid vacuum port that faces parallel to the ground.

  1. Reconnect both the vacuum lines to the IMRC solenoid noting that the vacuum line to the diaphragm attaches to the vacuum port that faces parallel to the ground.
  2. Install the IMRC solenoid and the IMRC solenoid attachment screw to the intake manifold.

    3. Tighten
    Tighten the intake manifold runner control solenoid to the intake manifold screw to 8 N·m (71 lb in).

  3. Connect the IMRC solenoid harness connector. Push the connector in until the lock position is felt, then pull back to confirm engagement.