For 1990-2009 cars

### Removal Procedure

Warning: Refer to Battery Disconnect Warning in the Preface section.

1. Disconnect the negative battery cable.
2. Disconnect the intake manifold tuning (IMT) valve solenoid connector.
3. Disconnect the vacuum hose from the IMT solenoid.
4. Remove the IMT solenoid.

### Installation Procedure

1. Install the IMT solenoid.
2. Connect the vacuum hose to the IMT solenoid.
3. Connect the IMT solenoid connector.
4. Connect the negative battery cable.