For 1990-2009 cars

### Removal Procedure

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

Note: Left-Hand Drive Shown, Right-Hand Drive Similar.

1. Disconnect the negative battery cable.
2. Remove the audio system trim plate. Refer to Radio Replacement.
3. Remove the 4 controller retaining screws.
4. Disconnect the electrical connectors.
5. Remove the control assembly.

### Installation Procedure

1. Connect the electrical connectors to the sockets on the back of the controller.
2. Gently insert the controller into position on the center console.

Caution: Refer to Fastener Caution in the Preface section.

3. Install the retaining screws.

Tighten
Tighten the controller retaining screws to 4 N·m (35 lb in).

4. Connect the negative battery cable.
5. Confirm the proper operation of the controller by moving it through all of the controller's possible functioning positions.
6. Install the audio system trim plate. Refer to Radio Replacement.