For 1990-2009 cars

### Removal Procedure

1. Remove the left sound insulator. Refer to Instrument Panel Insulator Replacement in Instrument Panel, Console, and Gauges.
2. Remove the horn relay (2) from the multi-function module.

### Installation Procedure

1. Install the horn relay (2) to the multi-function module.
2. Install the left sound insulator. Refer to Instrument Panel Insulator Replacement in Instrument Panel, Console, and Gauges.