For 1990-2009 cars

### Removal Procedure

1. Remove the I/P cluster trim panel. Refer to Instrument Cluster Trim Panel Replacement.
2. Remove the knee bolster reinforcement. Refer to Knee Bolster Replacement.
3. Disconnect the aspirator hose from the HVAC module.
4. Disconnect the aspirator hose from the inside air temperature sensor.
5. Remove the aspirator hose.

### Installation Procedure

1. Install the aspirator hose.
2. Connect the aspirator hose to the inside air temperature sensor.
3. Connect the aspirator hose to the HVAC module.
4. Install the knee bolster reinforcement. Refer to Knee Bolster Replacement.
5. Install the I/P cluster trim panel. Refer to Instrument Cluster Trim Panel Replacement.