For 1990-2009 cars

### Removal Procedure

1. Remove the instrument panel lower cover.
2. Disconnect the electrical connector from the immobilizer control unit.
3. Remove the immobilizer control unit.

### Installation Procedure

1. Install the immobilizer control unit.
2. Connect the electrical connector to the immobilizer control unit.

Important: After replacing the immobilizer, the keys must be re-authorized using the key coding procedure. Refer to Programming Additional Keys .

3. Install the instrument panel lower cover
4. Refer to Control Module References for programming and setup information.