For 1990-2009 cars

### Removal Procedure

Warning: Refer to Sensing and Diagnostic Module Handling Warning in the Preface section.

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

1. Disable the SIR system. Refer to SIR Disabling and Enabling.
2. Remove the trim from the center pillar.
3. Remove the side impact sensor (SIS) mounting bolt.
4. Disconnect the SIS connector.
5. Remove the SIS.

### Installation Procedure

1. Install the SIS.

Caution: Refer to Fastener Caution in the Preface section.

2. Install the SIS mounting bolt and tighten to 10 N·m (89 lb in).
3. Connect the SIS connector.
4. Install the trim on the center pillar.
5. Enable the SIR system. Refer to SIR Disabling and Enabling.